id	sid	tid	token	lemma	pos
fis-1564	1	1	microsoft	microsoft	PROPN
fis-1564	1	2	word	word	NOUN
fis-1564	1	3	numero_34_art_13	numero_34_art_13	VERB
fis-1564	1	4	r.d	r.d	PROPN
fis-1564	1	5	.	.	PROPN
fis-1564	1	6	caligiuri	caligiuri	PROPN
fis-1564	1	7	,	,	PUNCT
fis-1564	1	8	frattura	frattura	PROPN
fis-1564	1	9	ed	ed	PROPN
fis-1564	1	10	integrità	integrità	PROPN
fis-1564	1	11	strutturale	strutturale	PROPN
fis-1564	1	12	,	,	PUNCT
fis-1564	1	13	34	34	NUM
fis-1564	1	14	(	(	PUNCT
fis-1564	1	15	2015	2015	NUM
fis-1564	1	16	)	)	PUNCT
fis-1564	1	17	125	125	NUM
fis-1564	1	18	-	-	SYM
fis-1564	1	19	132	132	NUM
fis-1564	1	20	;	;	PUNCT
fis-1564	1	21	doi	doi	NOUN
fis-1564	1	22	:	:	PUNCT
fis-1564	1	23	10.3221	10.3221	NUM
fis-1564	1	24	/	/	SYM
fis-1564	1	25	igf	igf	PROPN
fis-1564	1	26	-	-	PUNCT
fis-1564	1	27	esis.34.13	esis.34.13	PROPN
fis-1564	1	28	125	125	NUM
fis-1564	1	29	focussed	focusse	VERB
fis-1564	1	30	on	on	ADP
fis-1564	1	31	crack	crack	NOUN
fis-1564	1	32	paths	path	NOUN
fis-1564	1	33	critical	critical	ADJ
fis-1564	1	34	crack	crack	NOUN
fis-1564	1	35	path	path	NOUN
fis-1564	1	36	assessments	assessment	NOUN
fis-1564	1	37	in	in	ADP
fis-1564	1	38	failure	failure	NOUN
fis-1564	1	39	investigations	investigation	NOUN
fis-1564	1	40	robert	robert	PROPN
fis-1564	1	41	d.	d.	PROPN
fis-1564	1	42	caligiuri	caligiuri	PROPN
fis-1564	1	43	exponent	exponent	PROPN
fis-1564	1	44	,	,	PUNCT
fis-1564	1	45	inc	inc	PROPN
fis-1564	1	46	.	.	PROPN
fis-1564	1	47	,	,	PUNCT
fis-1564	1	48	149	149	NUM
fis-1564	1	49	commonwealth	commonwealth	NOUN
fis-1564	1	50	drive	drive	NOUN
fis-1564	1	51	,	,	PUNCT
fis-1564	1	52	menlo	menlo	NOUN
fis-1564	1	53	park	park	NOUN
fis-1564	1	54	,	,	PUNCT
fis-1564	1	55	ca	ca	PROPN
fis-1564	1	56	94025	94025	NUM
fis-1564	1	57	usa	usa	PROPN
fis-1564	1	58	caligiuri@exponent.com	caligiuri@exponent.com	PROPN
fis-1564	1	59	abstract	abstract	PROPN
fis-1564	1	60	.	.	PUNCT
fis-1564	2	1	this	this	DET
fis-1564	2	2	paper	paper	NOUN
fis-1564	2	3	presents	present	VERB
fis-1564	2	4	a	a	DET
fis-1564	2	5	case	case	NOUN
fis-1564	2	6	study	study	NOUN
fis-1564	2	7	in	in	ADP
fis-1564	2	8	which	which	PRON
fis-1564	2	9	identification	identification	NOUN
fis-1564	2	10	of	of	ADP
fis-1564	2	11	the	the	DET
fis-1564	2	12	controlling	control	VERB
fis-1564	2	13	crack	crack	NOUN
fis-1564	2	14	path	path	NOUN
fis-1564	2	15	was	be	AUX
fis-1564	2	16	critical	critical	ADJ
fis-1564	2	17	to	to	ADP
fis-1564	2	18	identifying	identify	VERB
fis-1564	2	19	the	the	DET
fis-1564	2	20	root	root	NOUN
fis-1564	2	21	cause	cause	NOUN
fis-1564	2	22	of	of	ADP
fis-1564	2	23	the	the	DET
fis-1564	2	24	failure	failure	NOUN
fis-1564	2	25	.	.	PUNCT
fis-1564	3	1	the	the	DET
fis-1564	3	2	case	case	NOUN
fis-1564	3	3	involves	involve	VERB
fis-1564	3	4	the	the	DET
fis-1564	3	5	rupture	rupture	NOUN
fis-1564	3	6	of	of	ADP
fis-1564	3	7	a	a	DET
fis-1564	3	8	30	30	NUM
fis-1564	3	9	-	-	PUNCT
fis-1564	3	10	inch	inch	NOUN
fis-1564	3	11	(	(	PUNCT
fis-1564	3	12	0.76	0.76	NUM
fis-1564	3	13	m	m	NOUN
fis-1564	3	14	)	)	PUNCT
fis-1564	3	15	natural	natural	ADJ
fis-1564	3	16	gas	gas	NOUN
fis-1564	3	17	pipeline	pipeline	NOUN
fis-1564	3	18	in	in	ADP
fis-1564	3	19	2010	2010	NUM
fis-1564	3	20	that	that	PRON
fis-1564	3	21	tragically	tragically	ADV
fis-1564	3	22	led	lead	VERB
fis-1564	3	23	to	to	ADP
fis-1564	3	24	the	the	DET
fis-1564	3	25	destruction	destruction	NOUN
fis-1564	3	26	of	of	ADP
fis-1564	3	27	a	a	DET
fis-1564	3	28	number	number	NOUN
fis-1564	3	29	of	of	ADP
fis-1564	3	30	homes	home	NOUN
fis-1564	3	31	and	and	CCONJ
fis-1564	3	32	the	the	DET
fis-1564	3	33	loss	loss	NOUN
fis-1564	3	34	of	of	ADP
fis-1564	3	35	life	life	NOUN
fis-1564	3	36	.	.	PUNCT
fis-1564	4	1	the	the	DET
fis-1564	4	2	segment	segment	NOUN
fis-1564	4	3	of	of	ADP
fis-1564	4	4	the	the	DET
fis-1564	4	5	pipeline	pipeline	NOUN
fis-1564	4	6	that	that	PRON
fis-1564	4	7	ruptured	rupture	VERB
fis-1564	4	8	was	be	AUX
fis-1564	4	9	installed	instal	VERB
fis-1564	4	10	in	in	ADP
fis-1564	4	11	1956	1956	NUM
fis-1564	4	12	.	.	PUNCT
fis-1564	5	1	the	the	DET
fis-1564	5	2	longitudinal	longitudinal	ADJ
fis-1564	5	3	seam	seam	NOUN
fis-1564	5	4	of	of	ADP
fis-1564	5	5	the	the	DET
fis-1564	5	6	segment	segment	NOUN
fis-1564	5	7	that	that	PRON
fis-1564	5	8	ruptured	rupture	VERB
fis-1564	5	9	was	be	AUX
fis-1564	5	10	supposed	suppose	VERB
fis-1564	5	11	to	to	PART
fis-1564	5	12	have	have	AUX
fis-1564	5	13	been	be	AUX
fis-1564	5	14	fabricated	fabricate	VERB
fis-1564	5	15	by	by	ADP
fis-1564	5	16	double	double	ADJ
fis-1564	5	17	submerged	submerge	VERB
fis-1564	5	18	arc	arc	NOUN
fis-1564	5	19	welding	welding	NOUN
fis-1564	5	20	.	.	PUNCT
fis-1564	6	1	unfortunately	unfortunately	ADV
fis-1564	6	2	,	,	PUNCT
fis-1564	6	3	portions	portion	NOUN
fis-1564	6	4	of	of	ADP
fis-1564	6	5	the	the	DET
fis-1564	6	6	segment	segment	NOUN
fis-1564	6	7	only	only	ADV
fis-1564	6	8	received	receive	VERB
fis-1564	6	9	a	a	DET
fis-1564	6	10	single	single	ADJ
fis-1564	6	11	submerged	submerge	VERB
fis-1564	6	12	arc	arc	NOUN
fis-1564	6	13	weld	weld	NOUN
fis-1564	6	14	on	on	ADP
fis-1564	6	15	the	the	DET
fis-1564	6	16	outside	outside	NOUN
fis-1564	6	17	,	,	PUNCT
fis-1564	6	18	leaving	leave	VERB
fis-1564	6	19	unwelded	unwelded	ADJ
fis-1564	6	20	areas	area	NOUN
fis-1564	6	21	on	on	ADP
fis-1564	6	22	the	the	DET
fis-1564	6	23	inside	inside	ADJ
fis-1564	6	24	diameter	diameter	NOUN
fis-1564	6	25	.	.	PUNCT
fis-1564	7	1	post	post	ADJ
fis-1564	7	2	-	-	ADJ
fis-1564	7	3	failure	failure	ADJ
fis-1564	7	4	examination	examination	NOUN
fis-1564	7	5	of	of	ADP
fis-1564	7	6	the	the	DET
fis-1564	7	7	segment	segment	NOUN
fis-1564	7	8	revealed	reveal	VERB
fis-1564	7	9	that	that	SCONJ
fis-1564	7	10	the	the	DET
fis-1564	7	11	rupture	rupture	NOUN
fis-1564	7	12	originated	originate	VERB
fis-1564	7	13	at	at	ADP
fis-1564	7	14	one	one	NUM
fis-1564	7	15	of	of	ADP
fis-1564	7	16	these	these	DET
fis-1564	7	17	unwelded	unwelded	ADJ
fis-1564	7	18	areas	area	NOUN
fis-1564	7	19	.	.	PUNCT
fis-1564	8	1	examination	examination	NOUN
fis-1564	8	2	also	also	ADV
fis-1564	8	3	revealed	reveal	VERB
fis-1564	8	4	three	three	NUM
fis-1564	8	5	additional	additional	ADJ
fis-1564	8	6	crack	crack	NOUN
fis-1564	8	7	paths	path	NOUN
fis-1564	8	8	or	or	CCONJ
fis-1564	8	9	zones	zone	NOUN
fis-1564	8	10	emanating	emanate	VERB
fis-1564	8	11	from	from	ADP
fis-1564	8	12	the	the	DET
fis-1564	8	13	unwelded	unwelded	ADJ
fis-1564	8	14	area	area	NOUN
fis-1564	8	15	:	:	PUNCT
fis-1564	8	16	a	a	DET
fis-1564	8	17	zone	zone	NOUN
fis-1564	8	18	of	of	ADP
fis-1564	8	19	ductile	ductile	NOUN
fis-1564	8	20	tearing	tearing	NOUN
fis-1564	8	21	,	,	PUNCT
fis-1564	8	22	a	a	DET
fis-1564	8	23	zone	zone	NOUN
fis-1564	8	24	of	of	ADP
fis-1564	8	25	fatigue	fatigue	NOUN
fis-1564	8	26	,	,	PUNCT
fis-1564	8	27	and	and	CCONJ
fis-1564	8	28	a	a	DET
fis-1564	8	29	zone	zone	NOUN
fis-1564	8	30	of	of	ADP
fis-1564	8	31	cleavage	cleavage	NOUN
fis-1564	8	32	fracture	fracture	NOUN
fis-1564	8	33	,	,	PUNCT
fis-1564	8	34	in	in	ADP
fis-1564	8	35	that	that	DET
fis-1564	8	36	sequence	sequence	NOUN
fis-1564	8	37	.	.	PUNCT
fis-1564	9	1	initial	initial	ADJ
fis-1564	9	2	investigators	investigator	NOUN
fis-1564	9	3	ignored	ignore	VERB
fis-1564	9	4	the	the	DET
fis-1564	9	5	ductile	ductile	NOUN
fis-1564	9	6	tear	tear	NOUN
fis-1564	9	7	,	,	PUNCT
fis-1564	9	8	assumed	assume	VERB
fis-1564	9	9	the	the	DET
fis-1564	9	10	critical	critical	ADJ
fis-1564	9	11	crack	crack	NOUN
fis-1564	9	12	path	path	NOUN
fis-1564	9	13	was	be	AUX
fis-1564	9	14	the	the	DET
fis-1564	9	15	fatigue	fatigue	NOUN
fis-1564	9	16	component	component	NOUN
fis-1564	9	17	,	,	PUNCT
fis-1564	9	18	and	and	CCONJ
fis-1564	9	19	(	(	PUNCT
fis-1564	9	20	incorrectly	incorrectly	ADV
fis-1564	9	21	)	)	PUNCT
fis-1564	9	22	concluded	conclude	VERB
fis-1564	9	23	that	that	SCONJ
fis-1564	9	24	the	the	DET
fis-1564	9	25	root	root	NOUN
fis-1564	9	26	cause	cause	NOUN
fis-1564	9	27	of	of	ADP
fis-1564	9	28	the	the	DET
fis-1564	9	29	incident	incident	NOUN
fis-1564	9	30	was	be	AUX
fis-1564	9	31	the	the	DET
fis-1564	9	32	failure	failure	NOUN
fis-1564	9	33	of	of	ADP
fis-1564	9	34	the	the	DET
fis-1564	9	35	operator	operator	NOUN
fis-1564	9	36	to	to	PART
fis-1564	9	37	hydrotest	hydrotest	VERB
fis-1564	9	38	the	the	DET
fis-1564	9	39	segment	segment	NOUN
fis-1564	9	40	after	after	SCONJ
fis-1564	9	41	it	it	PRON
fis-1564	9	42	was	be	AUX
fis-1564	9	43	installed	instal	VERB
fis-1564	9	44	in	in	ADP
fis-1564	9	45	1956	1956	NUM
fis-1564	9	46	.	.	PUNCT
fis-1564	10	1	however	however	ADV
fis-1564	10	2	,	,	PUNCT
fis-1564	10	3	as	as	SCONJ
fis-1564	10	4	discussed	discuss	VERB
fis-1564	10	5	in	in	ADP
fis-1564	10	6	this	this	DET
fis-1564	10	7	paper	paper	NOUN
fis-1564	10	8	,	,	PUNCT
fis-1564	10	9	the	the	DET
fis-1564	10	10	critical	critical	ADJ
fis-1564	10	11	path	path	NOUN
fis-1564	10	12	or	or	CCONJ
fis-1564	10	13	mechanism	mechanism	NOUN
fis-1564	10	14	was	be	AUX
fis-1564	10	15	the	the	DET
fis-1564	10	16	ductile	ductile	NOUN
fis-1564	10	17	tear	tear	NOUN
fis-1564	10	18	.	.	PUNCT
fis-1564	11	1	furthermore	furthermore	ADV
fis-1564	11	2	,	,	PUNCT
fis-1564	11	3	it	it	PRON
fis-1564	11	4	was	be	AUX
fis-1564	11	5	determined	determine	VERB
fis-1564	11	6	that	that	SCONJ
fis-1564	11	7	the	the	DET
fis-1564	11	8	ductile	ductile	NOUN
fis-1564	11	9	tear	tear	NOUN
fis-1564	11	10	was	be	AUX
fis-1564	11	11	created	create	VERB
fis-1564	11	12	during	during	ADP
fis-1564	11	13	the	the	DET
fis-1564	11	14	hydrotest	hydrotest	NOUN
fis-1564	11	15	at	at	ADP
fis-1564	11	16	installation	installation	NOUN
fis-1564	11	17	by	by	ADP
fis-1564	11	18	a	a	DET
fis-1564	11	19	mechanism	mechanism	NOUN
fis-1564	11	20	known	know	VERB
fis-1564	11	21	as	as	ADP
fis-1564	11	22	pressure	pressure	NOUN
fis-1564	11	23	reversal	reversal	NOUN
fis-1564	11	24	.	.	PUNCT
fis-1564	12	1	thus	thus	ADV
fis-1564	12	2	the	the	DET
fis-1564	12	3	correct	correct	ADJ
fis-1564	12	4	root	root	NOUN
fis-1564	12	5	cause	cause	NOUN
fis-1564	12	6	of	of	ADP
fis-1564	12	7	the	the	DET
fis-1564	12	8	rupture	rupture	NOUN
fis-1564	12	9	was	be	AUX
fis-1564	12	10	the	the	DET
fis-1564	12	11	hydrotest	hydrot	ADJ
fis-1564	12	12	the	the	DET
fis-1564	12	13	operator	operator	NOUN
fis-1564	12	14	subjected	subject	VERB
fis-1564	12	15	the	the	DET
fis-1564	12	16	segment	segment	NOUN
fis-1564	12	17	to	to	ADP
fis-1564	12	18	at	at	ADP
fis-1564	12	19	installation	installation	NOUN
fis-1564	12	20	,	,	PUNCT
fis-1564	12	21	helping	help	VERB
fis-1564	12	22	to	to	PART
fis-1564	12	23	increase	increase	VERB
fis-1564	12	24	the	the	DET
fis-1564	12	25	awareness	awareness	NOUN
fis-1564	12	26	of	of	ADP
fis-1564	12	27	operators	operator	NOUN
fis-1564	12	28	and	and	CCONJ
fis-1564	12	29	regulators	regulator	NOUN
fis-1564	12	30	about	about	ADP
fis-1564	12	31	the	the	DET
fis-1564	12	32	potential	potential	ADJ
fis-1564	12	33	problems	problem	NOUN
fis-1564	12	34	associated	associate	VERB
fis-1564	12	35	with	with	ADP
fis-1564	12	36	hydrotesting	hydroteste	VERB
fis-1564	12	37	.	.	PUNCT
fis-1564	13	1	keywords	keyword	NOUN
fis-1564	13	2	.	.	PUNCT
fis-1564	14	1	fatigue	fatigue	NOUN
fis-1564	14	2	;	;	PUNCT
fis-1564	14	3	rupture	rupture	NOUN
fis-1564	14	4	;	;	PUNCT
fis-1564	14	5	ductile	ductile	NOUN
fis-1564	14	6	tear	tear	NOUN
fis-1564	14	7	;	;	PUNCT
fis-1564	14	8	pressure	pressure	NOUN
fis-1564	14	9	reversal	reversal	NOUN
fis-1564	14	10	;	;	PUNCT
fis-1564	14	11	hydrotest	hydrot	ADJ
fis-1564	14	12	.	.	PUNCT
fis-1564	15	1	introduction	introduction	NOUN
fis-1564	15	2	he	he	PRON
fis-1564	15	3	pacific	pacific	PROPN
fis-1564	15	4	gas	gas	NOUN
fis-1564	15	5	and	and	CCONJ
fis-1564	15	6	electric	electric	ADJ
fis-1564	15	7	company	company	NOUN
fis-1564	15	8	(	(	PUNCT
fis-1564	15	9	pg&e	pg&e	PROPN
fis-1564	15	10	)	)	PUNCT
fis-1564	15	11	owns	own	VERB
fis-1564	15	12	and	and	CCONJ
fis-1564	15	13	operates	operate	VERB
fis-1564	15	14	an	an	DET
fis-1564	15	15	extensive	extensive	ADJ
fis-1564	15	16	natural	natural	ADJ
fis-1564	15	17	gas	gas	NOUN
fis-1564	15	18	pipeline	pipeline	NOUN
fis-1564	15	19	transmission	transmission	NOUN
fis-1564	15	20	system	system	NOUN
fis-1564	15	21	throughout	throughout	ADP
fis-1564	15	22	northern	northern	ADJ
fis-1564	15	23	california	california	PROPN
fis-1564	15	24	.	.	PUNCT
fis-1564	16	1	one	one	NUM
fis-1564	16	2	of	of	ADP
fis-1564	16	3	those	those	DET
fis-1564	16	4	pipelines	pipeline	NOUN
fis-1564	16	5	,	,	PUNCT
fis-1564	16	6	known	know	VERB
fis-1564	16	7	as	as	ADP
fis-1564	16	8	line	line	NOUN
fis-1564	16	9	132	132	NUM
fis-1564	16	10	,	,	PUNCT
fis-1564	16	11	is	be	AUX
fis-1564	16	12	a	a	DET
fis-1564	16	13	30	30	NUM
fis-1564	16	14	-	-	PUNCT
fis-1564	16	15	inch	inch	NOUN
fis-1564	16	16	(	(	PUNCT
fis-1564	16	17	0.76	0.76	NUM
fis-1564	16	18	m	m	NOUN
fis-1564	16	19	)	)	PUNCT
fis-1564	16	20	nominal	nominal	ADJ
fis-1564	16	21	pipe	pipe	NOUN
fis-1564	16	22	that	that	PRON
fis-1564	16	23	transports	transport	VERB
fis-1564	16	24	natural	natural	ADJ
fis-1564	16	25	gas	gas	NOUN
fis-1564	16	26	up	up	ADP
fis-1564	16	27	the	the	DET
fis-1564	16	28	san	san	PROPN
fis-1564	16	29	francisco	francisco	PROPN
fis-1564	16	30	peninsula	peninsula	PROPN
fis-1564	16	31	to	to	ADP
fis-1564	16	32	the	the	DET
fis-1564	16	33	city	city	NOUN
fis-1564	16	34	of	of	ADP
fis-1564	16	35	san	san	PROPN
fis-1564	16	36	francisco	francisco	PROPN
fis-1564	16	37	itself	itself	PRON
fis-1564	16	38	.	.	PUNCT
fis-1564	17	1	the	the	DET
fis-1564	17	2	maximum	maximum	ADJ
fis-1564	17	3	allowable	allowable	ADJ
fis-1564	17	4	operating	operating	NOUN
fis-1564	17	5	pressure	pressure	NOUN
fis-1564	17	6	(	(	PUNCT
fis-1564	17	7	maop	maop	NOUN
fis-1564	17	8	)	)	PUNCT
fis-1564	17	9	,	,	PUNCT
fis-1564	17	10	as	as	SCONJ
fis-1564	17	11	set	set	VERB
fis-1564	17	12	in	in	ADP
fis-1564	17	13	accordance	accordance	NOUN
fis-1564	17	14	with	with	ADP
fis-1564	17	15	applicable	applicable	ADJ
fis-1564	17	16	regulations	regulation	NOUN
fis-1564	17	17	,	,	PUNCT
fis-1564	17	18	is	be	AUX
fis-1564	17	19	400	400	NUM
fis-1564	17	20	psig	psig	ADJ
fis-1564	17	21	(	(	PUNCT
fis-1564	17	22	2.76	2.76	NUM
fis-1564	17	23	mpa	mpa	NOUN
fis-1564	17	24	)	)	PUNCT
fis-1564	17	25	.	.	PUNCT
fis-1564	18	1	it	it	PRON
fis-1564	18	2	typically	typically	ADV
fis-1564	18	3	operates	operate	VERB
fis-1564	18	4	at	at	ADP
fis-1564	18	5	less	less	ADJ
fis-1564	18	6	than	than	ADP
fis-1564	18	7	375	375	NUM
fis-1564	18	8	psig	psig	NOUN
fis-1564	18	9	(	(	PUNCT
fis-1564	18	10	2.59	2.59	NUM
fis-1564	18	11	mpa	mpa	NOUN
fis-1564	18	12	)	)	PUNCT
fis-1564	18	13	.	.	PUNCT
fis-1564	19	1	the	the	DET
fis-1564	19	2	pipeline	pipeline	NOUN
fis-1564	19	3	was	be	AUX
fis-1564	19	4	originally	originally	ADV
fis-1564	19	5	installed	instal	VERB
fis-1564	19	6	in	in	ADP
fis-1564	19	7	circa	circa	NOUN
fis-1564	19	8	1948	1948	NUM
fis-1564	19	9	at	at	ADP
fis-1564	19	10	a	a	DET
fis-1564	19	11	time	time	NOUN
fis-1564	19	12	when	when	SCONJ
fis-1564	19	13	the	the	DET
fis-1564	19	14	natural	natural	ADJ
fis-1564	19	15	gas	gas	NOUN
fis-1564	19	16	distribution	distribution	NOUN
fis-1564	19	17	system	system	NOUN
fis-1564	19	18	in	in	ADP
fis-1564	19	19	the	the	DET
fis-1564	19	20	united	united	PROPN
fis-1564	19	21	states	states	PROPN
fis-1564	19	22	was	be	AUX
fis-1564	19	23	being	be	AUX
fis-1564	19	24	built	build	VERB
fis-1564	19	25	to	to	PART
fis-1564	19	26	accommodate	accommodate	VERB
fis-1564	19	27	demand	demand	NOUN
fis-1564	19	28	and	and	CCONJ
fis-1564	19	29	transport	transport	NOUN
fis-1564	19	30	gas	gas	NOUN
fis-1564	19	31	from	from	ADP
fis-1564	19	32	sources	source	NOUN
fis-1564	19	33	,	,	PUNCT
fis-1564	19	34	such	such	ADJ
fis-1564	19	35	as	as	ADP
fis-1564	19	36	the	the	DET
fis-1564	19	37	permian	permian	PROPN
fis-1564	19	38	basin	basin	PROPN
fis-1564	19	39	in	in	ADP
fis-1564	19	40	the	the	DET
fis-1564	19	41	southwestern	southwestern	ADJ
fis-1564	19	42	united	united	PROPN
fis-1564	19	43	states	states	PROPN
fis-1564	19	44	,	,	PUNCT
fis-1564	19	45	to	to	ADP
fis-1564	19	46	markets	market	NOUN
fis-1564	19	47	,	,	PUNCT
fis-1564	19	48	such	such	ADJ
fis-1564	19	49	as	as	ADP
fis-1564	19	50	san	san	PROPN
fis-1564	19	51	francisco	francisco	PROPN
fis-1564	19	52	.	.	PUNCT
fis-1564	20	1	in	in	ADP
fis-1564	20	2	1956	1956	NUM
fis-1564	20	3	,	,	PUNCT
fis-1564	20	4	a	a	DET
fis-1564	20	5	subdivision	subdivision	NOUN
fis-1564	20	6	of	of	ADP
fis-1564	20	7	the	the	DET
fis-1564	20	8	city	city	NOUN
fis-1564	20	9	of	of	ADP
fis-1564	20	10	san	san	PROPN
fis-1564	20	11	bruno	bruno	PROPN
fis-1564	20	12	was	be	AUX
fis-1564	20	13	to	to	PART
fis-1564	20	14	be	be	AUX
fis-1564	20	15	built	build	VERB
fis-1564	20	16	over	over	ADP
fis-1564	20	17	a	a	DET
fis-1564	20	18	portion	portion	NOUN
fis-1564	20	19	of	of	ADP
fis-1564	20	20	the	the	DET
fis-1564	20	21	right	right	NOUN
fis-1564	20	22	-	-	PUNCT
fis-1564	20	23	of	of	ADP
fis-1564	20	24	-	-	PUNCT
fis-1564	20	25	way	way	NOUN
fis-1564	20	26	of	of	ADP
fis-1564	20	27	line	line	NOUN
fis-1564	20	28	132	132	NUM
fis-1564	20	29	.	.	PUNCT
fis-1564	21	1	to	to	PART
fis-1564	21	2	accommodate	accommodate	VERB
fis-1564	21	3	the	the	DET
fis-1564	21	4	subdivision	subdivision	NOUN
fis-1564	21	5	,	,	PUNCT
fis-1564	21	6	a	a	DET
fis-1564	21	7	portion	portion	NOUN
fis-1564	21	8	of	of	ADP
fis-1564	21	9	the	the	DET
fis-1564	21	10	line	line	NOUN
fis-1564	21	11	known	know	VERB
fis-1564	21	12	as	as	SCONJ
fis-1564	21	13	segment	segment	NOUN
fis-1564	21	14	180	180	NUM
fis-1564	21	15	was	be	AUX
fis-1564	21	16	relocated	relocate	VERB
fis-1564	21	17	.	.	PUNCT
fis-1564	22	1	part	part	NOUN
fis-1564	22	2	of	of	ADP
fis-1564	22	3	this	this	DET
fis-1564	22	4	relocation	relocation	NOUN
fis-1564	22	5	involved	involve	VERB
fis-1564	22	6	a	a	DET
fis-1564	22	7	portion	portion	NOUN
fis-1564	22	8	of	of	ADP
fis-1564	22	9	piping	piping	NOUN
fis-1564	22	10	consisting	consist	VERB
fis-1564	22	11	of	of	ADP
fis-1564	22	12	six	six	NUM
fis-1564	22	13	short	short	ADJ
fis-1564	22	14	pieces	piece	NOUN
fis-1564	22	15	of	of	ADP
fis-1564	22	16	pipe	pipe	NOUN
fis-1564	22	17	,	,	PUNCT
fis-1564	22	18	known	know	VERB
fis-1564	22	19	as	as	ADP
fis-1564	22	20	pups	pup	NOUN
fis-1564	22	21	,	,	PUNCT
fis-1564	22	22	each	each	DET
fis-1564	22	23	approximately	approximately	ADV
fis-1564	22	24	5	5	NUM
fis-1564	22	25	to	to	PART
fis-1564	22	26	6	6	NUM
fis-1564	22	27	feet	foot	NOUN
fis-1564	22	28	(	(	PUNCT
fis-1564	22	29	1.52	1.52	NUM
fis-1564	22	30	to	to	PART
fis-1564	22	31	1.83	1.83	NUM
fis-1564	22	32	m	m	NOUN
fis-1564	22	33	)	)	PUNCT
fis-1564	22	34	long	long	ADV
fis-1564	22	35	,	,	PUNCT
fis-1564	22	36	joined	join	VERB
fis-1564	22	37	together	together	ADV
fis-1564	22	38	.	.	PUNCT
fis-1564	23	1	on	on	ADP
fis-1564	23	2	september	september	PROPN
fis-1564	23	3	9	9	NUM
fis-1564	23	4	,	,	PUNCT
fis-1564	23	5	2010	2010	NUM
fis-1564	23	6	,	,	PUNCT
fis-1564	23	7	line	line	NOUN
fis-1564	23	8	132	132	NUM
fis-1564	23	9	ruptured	rupture	VERB
fis-1564	23	10	in	in	ADP
fis-1564	23	11	this	this	DET
fis-1564	23	12	assembled	assemble	VERB
fis-1564	23	13	pup	pup	ADJ
fis-1564	23	14	section	section	NOUN
fis-1564	23	15	.	.	PUNCT
fis-1564	24	1	the	the	DET
fis-1564	24	2	pressure	pressure	NOUN
fis-1564	24	3	at	at	ADP
fis-1564	24	4	the	the	DET
fis-1564	24	5	point	point	NOUN
fis-1564	24	6	of	of	ADP
fis-1564	24	7	rupture	rupture	NOUN
fis-1564	24	8	had	have	AUX
fis-1564	24	9	reached	reach	VERB
fis-1564	24	10	383	383	NUM
fis-1564	24	11	psig	psig	NOUN
fis-1564	24	12	(	(	PUNCT
fis-1564	24	13	2.64	2.64	NUM
fis-1564	24	14	mpa	mpa	NOUN
fis-1564	24	15	)	)	PUNCT
fis-1564	24	16	at	at	ADP
fis-1564	24	17	the	the	DET
fis-1564	24	18	time	time	NOUN
fis-1564	24	19	of	of	ADP
fis-1564	24	20	rupture	rupture	NOUN
fis-1564	24	21	but	but	CCONJ
fis-1564	24	22	was	be	AUX
fis-1564	24	23	still	still	ADV
fis-1564	24	24	below	below	ADP
fis-1564	24	25	the	the	DET
fis-1564	24	26	maop	maop	NOUN
fis-1564	24	27	.	.	PUNCT
fis-1564	25	1	examination	examination	NOUN
fis-1564	25	2	showed	show	VERB
fis-1564	25	3	that	that	SCONJ
fis-1564	25	4	the	the	DET
fis-1564	25	5	rupture	rupture	NOUN
fis-1564	25	6	t	t	PROPN
fis-1564	25	7	r.d	r.d	PROPN
fis-1564	25	8	.	.	PROPN
fis-1564	25	9	caligiuri	caligiuri	PROPN
fis-1564	25	10	,	,	PUNCT
fis-1564	25	11	frattura	frattura	PROPN
fis-1564	25	12	ed	ed	PROPN
fis-1564	25	13	integrità	integrità	PROPN
fis-1564	25	14	strutturale	strutturale	PROPN
fis-1564	25	15	,	,	PUNCT
fis-1564	25	16	34	34	NUM
fis-1564	25	17	(	(	PUNCT
fis-1564	25	18	2015	2015	NUM
fis-1564	25	19	)	)	PUNCT
fis-1564	25	20	125	125	NUM
fis-1564	25	21	-	-	SYM
fis-1564	25	22	132	132	NUM
fis-1564	25	23	;	;	PUNCT
fis-1564	25	24	doi	doi	NOUN
fis-1564	25	25	:	:	PUNCT
fis-1564	25	26	10.3221	10.3221	NUM
fis-1564	25	27	/	/	SYM
fis-1564	25	28	igf	igf	PROPN
fis-1564	25	29	-	-	PUNCT
fis-1564	25	30	esis.34.13	esis.34.13	PROPN
fis-1564	25	31	126	126	NUM
fis-1564	25	32	started	start	VERB
fis-1564	25	33	in	in	ADP
fis-1564	25	34	pup	pup	NOUN
fis-1564	25	35	1	1	NUM
fis-1564	25	36	and	and	CCONJ
fis-1564	25	37	extended	extend	VERB
fis-1564	25	38	some	some	DET
fis-1564	25	39	28	28	NUM
fis-1564	25	40	feet	foot	NOUN
fis-1564	25	41	(	(	PUNCT
fis-1564	25	42	8.54	8.54	NUM
fis-1564	25	43	m	m	NOUN
fis-1564	25	44	)	)	PUNCT
fis-1564	25	45	.	.	PUNCT
fis-1564	26	1	the	the	DET
fis-1564	26	2	force	force	NOUN
fis-1564	26	3	of	of	ADP
fis-1564	26	4	the	the	DET
fis-1564	26	5	rupture	rupture	NOUN
fis-1564	26	6	created	create	VERB
fis-1564	26	7	a	a	DET
fis-1564	26	8	large	large	ADJ
fis-1564	26	9	crater	crater	NOUN
fis-1564	26	10	in	in	ADP
fis-1564	26	11	the	the	DET
fis-1564	26	12	ground	ground	NOUN
fis-1564	26	13	and	and	CCONJ
fis-1564	26	14	ejected	eject	VERB
fis-1564	26	15	a	a	DET
fis-1564	26	16	large	large	ADJ
fis-1564	26	17	piece	piece	NOUN
fis-1564	26	18	of	of	ADP
fis-1564	26	19	the	the	DET
fis-1564	26	20	pipeline	pipeline	NOUN
fis-1564	26	21	as	as	SCONJ
fis-1564	26	22	shown	show	VERB
fis-1564	26	23	in	in	ADP
fis-1564	26	24	fig	fig	NOUN
fis-1564	26	25	.	.	PUNCT
fis-1564	27	1	1	1	X
fis-1564	27	2	.	.	X
fis-1564	28	1	the	the	DET
fis-1564	28	2	released	release	VERB
fis-1564	28	3	cloud	cloud	NOUN
fis-1564	28	4	of	of	ADP
fis-1564	28	5	natural	natural	ADJ
fis-1564	28	6	gas	gas	NOUN
fis-1564	28	7	ignited	ignite	VERB
fis-1564	28	8	,	,	PUNCT
fis-1564	28	9	causing	cause	VERB
fis-1564	28	10	considerable	considerable	ADJ
fis-1564	28	11	loss	loss	NOUN
fis-1564	28	12	of	of	ADP
fis-1564	28	13	life	life	NOUN
fis-1564	28	14	and	and	CCONJ
fis-1564	28	15	property	property	NOUN
fis-1564	28	16	damage	damage	NOUN
fis-1564	28	17	in	in	ADP
fis-1564	28	18	the	the	DET
fis-1564	28	19	surrounding	surround	VERB
fis-1564	28	20	subdivision	subdivision	NOUN
fis-1564	28	21	.	.	PUNCT
fis-1564	29	1	the	the	DET
fis-1564	29	2	national	national	PROPN
fis-1564	29	3	transportation	transportation	PROPN
fis-1564	29	4	safety	safety	PROPN
fis-1564	29	5	board	board	NOUN
fis-1564	29	6	(	(	PUNCT
fis-1564	29	7	ntsb	ntsb	PROPN
fis-1564	29	8	)	)	PUNCT
fis-1564	29	9	,	,	PUNCT
fis-1564	29	10	the	the	DET
fis-1564	29	11	part	part	NOUN
fis-1564	29	12	of	of	ADP
fis-1564	29	13	the	the	DET
fis-1564	29	14	us	us	PROPN
fis-1564	29	15	department	department	PROPN
fis-1564	29	16	of	of	ADP
fis-1564	29	17	transportation	transportation	NOUN
fis-1564	29	18	charged	charge	VERB
fis-1564	29	19	with	with	ADP
fis-1564	29	20	investigating	investigate	VERB
fis-1564	29	21	accidents	accident	NOUN
fis-1564	29	22	such	such	ADJ
fis-1564	29	23	as	as	ADP
fis-1564	29	24	this	this	PRON
fis-1564	29	25	,	,	PUNCT
fis-1564	29	26	investigated	investigate	VERB
fis-1564	29	27	the	the	DET
fis-1564	29	28	incident	incident	NOUN
fis-1564	29	29	and	and	CCONJ
fis-1564	29	30	prepared	prepare	VERB
fis-1564	29	31	a	a	DET
fis-1564	29	32	report	report	NOUN
fis-1564	29	33	[	[	X
fis-1564	29	34	1	1	NUM
fis-1564	29	35	]	]	PUNCT
fis-1564	29	36	.	.	PUNCT
fis-1564	30	1	other	other	ADJ
fis-1564	30	2	organizations	organization	NOUN
fis-1564	30	3	conducted	conduct	VERB
fis-1564	30	4	investigations	investigation	NOUN
fis-1564	30	5	as	as	ADV
fis-1564	30	6	well	well	ADV
fis-1564	30	7	.	.	PUNCT
fis-1564	31	1	some	some	DET
fis-1564	31	2	investigations	investigation	NOUN
fis-1564	31	3	reached	reach	VERB
fis-1564	31	4	the	the	DET
fis-1564	31	5	conclusion	conclusion	NOUN
fis-1564	31	6	that	that	SCONJ
fis-1564	31	7	the	the	DET
fis-1564	31	8	root	root	NOUN
fis-1564	31	9	cause	cause	NOUN
fis-1564	31	10	of	of	ADP
fis-1564	31	11	the	the	DET
fis-1564	31	12	incident	incident	NOUN
fis-1564	31	13	was	be	AUX
fis-1564	31	14	the	the	DET
fis-1564	31	15	failure	failure	NOUN
fis-1564	31	16	of	of	ADP
fis-1564	31	17	pg&e	pg&e	PROPN
fis-1564	31	18	to	to	ADP
fis-1564	31	19	hydrotest	hydrotest	ADJ
fis-1564	31	20	segment	segment	NOUN
fis-1564	31	21	180	180	NUM
fis-1564	31	22	,	,	PUNCT
fis-1564	31	23	including	include	VERB
fis-1564	31	24	the	the	DET
fis-1564	31	25	pup	pup	ADJ
fis-1564	31	26	section	section	NOUN
fis-1564	31	27	,	,	PUNCT
fis-1564	31	28	as	as	SCONJ
fis-1564	31	29	required	require	VERB
fis-1564	31	30	by	by	ADP
fis-1564	31	31	applicable	applicable	ADJ
fis-1564	31	32	industry	industry	NOUN
fis-1564	31	33	standards	standard	NOUN
fis-1564	31	34	when	when	SCONJ
fis-1564	31	35	line	line	NOUN
fis-1564	31	36	132	132	NUM
fis-1564	31	37	was	be	AUX
fis-1564	31	38	relocated	relocate	VERB
fis-1564	31	39	in	in	ADP
fis-1564	31	40	1956	1956	NUM
fis-1564	31	41	.	.	PUNCT
fis-1564	32	1	however	however	ADV
fis-1564	32	2	,	,	PUNCT
fis-1564	32	3	this	this	DET
fis-1564	32	4	root	root	NOUN
fis-1564	32	5	cause	cause	NOUN
fis-1564	32	6	conclusion	conclusion	NOUN
fis-1564	32	7	is	be	AUX
fis-1564	32	8	not	not	PART
fis-1564	32	9	correct	correct	ADJ
fis-1564	32	10	,	,	PUNCT
fis-1564	32	11	because	because	SCONJ
fis-1564	32	12	these	these	DET
fis-1564	32	13	investigators	investigator	NOUN
fis-1564	32	14	did	do	AUX
fis-1564	32	15	not	not	PART
fis-1564	32	16	identify	identify	VERB
fis-1564	32	17	the	the	DET
fis-1564	32	18	critical	critical	ADJ
fis-1564	32	19	crack	crack	NOUN
fis-1564	32	20	path	path	NOUN
fis-1564	32	21	that	that	PRON
fis-1564	32	22	ultimately	ultimately	ADV
fis-1564	32	23	led	lead	VERB
fis-1564	32	24	to	to	ADP
fis-1564	32	25	the	the	DET
fis-1564	32	26	failure	failure	NOUN
fis-1564	32	27	.	.	PUNCT
fis-1564	33	1	as	as	SCONJ
fis-1564	33	2	discussed	discuss	VERB
fis-1564	33	3	in	in	ADP
fis-1564	33	4	this	this	DET
fis-1564	33	5	paper	paper	NOUN
fis-1564	33	6	,	,	PUNCT
fis-1564	33	7	identifying	identify	VERB
fis-1564	33	8	the	the	DET
fis-1564	33	9	correct	correct	ADJ
fis-1564	33	10	critical	critical	ADJ
fis-1564	33	11	path	path	NOUN
fis-1564	33	12	required	require	VERB
fis-1564	33	13	careful	careful	ADJ
fis-1564	33	14	review	review	NOUN
fis-1564	33	15	of	of	ADP
fis-1564	33	16	available	available	ADJ
fis-1564	33	17	historical	historical	ADJ
fis-1564	33	18	and	and	CCONJ
fis-1564	33	19	current	current	ADJ
fis-1564	33	20	documents	document	NOUN
fis-1564	33	21	and	and	CCONJ
fis-1564	33	22	reports	report	NOUN
fis-1564	33	23	,	,	PUNCT
fis-1564	33	24	detailed	detailed	ADJ
fis-1564	33	25	microscopic	microscopic	ADJ
fis-1564	33	26	examination	examination	NOUN
fis-1564	33	27	of	of	ADP
fis-1564	33	28	the	the	DET
fis-1564	33	29	fracture	fracture	NOUN
fis-1564	33	30	surfaces	surface	NOUN
fis-1564	33	31	,	,	PUNCT
fis-1564	33	32	and	and	CCONJ
fis-1564	33	33	burst	burst	ADJ
fis-1564	33	34	pressure	pressure	NOUN
fis-1564	33	35	calculations	calculation	NOUN
fis-1564	33	36	performed	perform	VERB
fis-1564	33	37	in	in	ADP
fis-1564	33	38	accordance	accordance	NOUN
fis-1564	33	39	with	with	ADP
fis-1564	33	40	methods	method	NOUN
fis-1564	33	41	consistent	consistent	ADJ
fis-1564	33	42	with	with	ADP
fis-1564	33	43	industry	industry	NOUN
fis-1564	33	44	codes	code	NOUN
fis-1564	33	45	and	and	CCONJ
fis-1564	33	46	standards	standard	NOUN
fis-1564	33	47	.	.	PUNCT
fis-1564	34	1	figure	figure	NOUN
fis-1564	34	2	1	1	NUM
fis-1564	34	3	:	:	PUNCT
fis-1564	34	4	photograph	photograph	NOUN
fis-1564	34	5	taken	take	VERB
fis-1564	34	6	the	the	DET
fis-1564	34	7	day	day	NOUN
fis-1564	34	8	after	after	ADP
fis-1564	34	9	the	the	DET
fis-1564	34	10	incident	incident	NOUN
fis-1564	34	11	showing	show	VERB
fis-1564	34	12	the	the	DET
fis-1564	34	13	ruptured	ruptured	ADJ
fis-1564	34	14	segment	segment	NOUN
fis-1564	34	15	of	of	ADP
fis-1564	34	16	line	line	NOUN
fis-1564	34	17	132	132	NUM
fis-1564	34	18	that	that	PRON
fis-1564	34	19	was	be	AUX
fis-1564	34	20	ejected	eject	VERB
fis-1564	34	21	from	from	ADP
fis-1564	34	22	the	the	DET
fis-1564	34	23	ground	ground	NOUN
fis-1564	34	24	by	by	ADP
fis-1564	34	25	the	the	DET
fis-1564	34	26	force	force	NOUN
fis-1564	34	27	of	of	ADP
fis-1564	34	28	the	the	DET
fis-1564	34	29	rupture	rupture	NOUN
fis-1564	34	30	.	.	PUNCT
fis-1564	35	1	source	source	NOUN
fis-1564	35	2	:	:	PUNCT
fis-1564	35	3	www.dailyrepublic.com	www.dailyrepublic.com	NOUN
fis-1564	35	4	.	.	NOUN
fis-1564	35	5	pipe	pipe	NOUN
fis-1564	35	6	manufacturing	manufacturing	NOUN
fis-1564	35	7	practices	practice	NOUN
fis-1564	35	8	egment	egment	NOUN
fis-1564	35	9	180	180	NUM
fis-1564	35	10	of	of	ADP
fis-1564	35	11	line	line	NOUN
fis-1564	35	12	132	132	NUM
fis-1564	35	13	consists	consist	NOUN
fis-1564	35	14	of	of	ADP
fis-1564	35	15	pipe	pipe	NOUN
fis-1564	35	16	that	that	PRON
fis-1564	35	17	is	be	AUX
fis-1564	35	18	nominally	nominally	ADV
fis-1564	35	19	30	30	NUM
fis-1564	35	20	inches	inch	NOUN
fis-1564	35	21	(	(	PUNCT
fis-1564	35	22	0.76	0.76	NUM
fis-1564	35	23	m	m	NOUN
fis-1564	35	24	)	)	PUNCT
fis-1564	35	25	in	in	ADP
fis-1564	35	26	diameter	diameter	NOUN
fis-1564	35	27	and	and	CCONJ
fis-1564	35	28	3/8	3/8	NUM
fis-1564	35	29	-	-	PUNCT
fis-1564	35	30	inch	inch	NOUN
fis-1564	35	31	(	(	PUNCT
fis-1564	35	32	0.009	0.009	NUM
fis-1564	35	33	m	m	NOUN
fis-1564	35	34	)	)	PUNCT
fis-1564	35	35	thick	thick	ADJ
fis-1564	35	36	.	.	PUNCT
fis-1564	36	1	fabrication	fabrication	NOUN
fis-1564	36	2	of	of	ADP
fis-1564	36	3	such	such	ADJ
fis-1564	36	4	pipe	pipe	NOUN
fis-1564	36	5	starts	start	VERB
fis-1564	36	6	with	with	ADP
fis-1564	36	7	a	a	DET
fis-1564	36	8	flat	flat	ADJ
fis-1564	36	9	steel	steel	NOUN
fis-1564	36	10	plate	plate	NOUN
fis-1564	36	11	,	,	PUNCT
fis-1564	36	12	called	call	VERB
fis-1564	36	13	a	a	DET
fis-1564	36	14	skelp	skelp	NOUN
fis-1564	36	15	,	,	PUNCT
fis-1564	36	16	which	which	PRON
fis-1564	36	17	is	be	AUX
fis-1564	36	18	then	then	ADV
fis-1564	36	19	rolled	roll	VERB
fis-1564	36	20	into	into	ADP
fis-1564	36	21	a	a	DET
fis-1564	36	22	cylindrical	cylindrical	ADJ
fis-1564	36	23	shape	shape	NOUN
fis-1564	36	24	in	in	ADP
fis-1564	36	25	a	a	DET
fis-1564	36	26	pipe	pipe	NOUN
fis-1564	36	27	rolling	rolling	NOUN
fis-1564	36	28	machine	machine	NOUN
fis-1564	36	29	and	and	CCONJ
fis-1564	36	30	welded	weld	VERB
fis-1564	36	31	longitudinally	longitudinally	ADV
fis-1564	36	32	to	to	PART
fis-1564	36	33	join	join	VERB
fis-1564	36	34	the	the	DET
fis-1564	36	35	mating	mating	NOUN
fis-1564	36	36	edges	edge	NOUN
fis-1564	36	37	.	.	PUNCT
fis-1564	37	1	the	the	DET
fis-1564	37	2	longitudinal	longitudinal	ADJ
fis-1564	37	3	seam	seam	NOUN
fis-1564	37	4	weld	weld	NOUN
fis-1564	37	5	can	can	AUX
fis-1564	37	6	be	be	AUX
fis-1564	37	7	made	make	VERB
fis-1564	37	8	using	use	VERB
fis-1564	37	9	one	one	NUM
fis-1564	37	10	of	of	ADP
fis-1564	37	11	several	several	ADJ
fis-1564	37	12	welding	welding	NOUN
fis-1564	37	13	processes	process	NOUN
fis-1564	37	14	.	.	PUNCT
fis-1564	38	1	one	one	NUM
fis-1564	38	2	such	such	ADJ
fis-1564	38	3	process	process	NOUN
fis-1564	38	4	,	,	PUNCT
fis-1564	38	5	and	and	CCONJ
fis-1564	38	6	the	the	DET
fis-1564	38	7	one	one	NOUN
fis-1564	38	8	used	use	VERB
fis-1564	38	9	to	to	PART
fis-1564	38	10	fabricate	fabricate	VERB
fis-1564	38	11	segment	segment	NOUN
fis-1564	38	12	180	180	NUM
fis-1564	38	13	pipe	pipe	NOUN
fis-1564	38	14	circa	circa	NOUN
fis-1564	38	15	1948	1948	NUM
fis-1564	38	16	,	,	PUNCT
fis-1564	38	17	is	be	AUX
fis-1564	38	18	called	call	VERB
fis-1564	38	19	double	double	ADJ
fis-1564	38	20	submerged	submerge	VERB
fis-1564	38	21	arc	arc	NOUN
fis-1564	38	22	welding	welding	NOUN
fis-1564	38	23	(	(	PUNCT
fis-1564	38	24	dsaw	dsaw	PROPN
fis-1564	38	25	)	)	PUNCT
fis-1564	38	26	,	,	PUNCT
fis-1564	38	27	which	which	PRON
fis-1564	38	28	involves	involve	VERB
fis-1564	38	29	welding	weld	VERB
fis-1564	38	30	the	the	DET
fis-1564	38	31	seam	seam	NOUN
fis-1564	38	32	from	from	ADP
fis-1564	38	33	both	both	CCONJ
fis-1564	38	34	the	the	DET
fis-1564	38	35	inside	inside	NOUN
fis-1564	38	36	and	and	CCONJ
fis-1564	38	37	outside	outside	ADP
fis-1564	38	38	of	of	ADP
fis-1564	38	39	the	the	DET
fis-1564	38	40	pipe	pipe	NOUN
fis-1564	38	41	,	,	PUNCT
fis-1564	38	42	with	with	ADP
fis-1564	38	43	each	each	DET
fis-1564	38	44	weld	weld	NOUN
fis-1564	38	45	penetrating	penetrate	VERB
fis-1564	38	46	more	more	ADJ
fis-1564	38	47	than	than	ADP
fis-1564	38	48	half	half	ADJ
fis-1564	38	49	way	way	NOUN
fis-1564	38	50	through	through	ADP
fis-1564	38	51	the	the	DET
fis-1564	38	52	thickness	thickness	NOUN
fis-1564	38	53	of	of	ADP
fis-1564	38	54	the	the	DET
fis-1564	38	55	seam	seam	NOUN
fis-1564	38	56	.	.	PUNCT
fis-1564	39	1	a	a	DET
fis-1564	39	2	metallographic	metallographic	PROPN
fis-1564	39	3	cross	cross	NOUN
fis-1564	39	4	section	section	NOUN
fis-1564	39	5	of	of	ADP
fis-1564	39	6	a	a	DET
fis-1564	39	7	proper	proper	ADJ
fis-1564	39	8	dsaw	dsaw	NOUN
fis-1564	39	9	seam	seam	NOUN
fis-1564	39	10	is	be	AUX
fis-1564	39	11	shown	show	VERB
fis-1564	39	12	in	in	ADP
fis-1564	39	13	fig	fig	NOUN
fis-1564	39	14	.	.	PUNCT
fis-1564	40	1	2	2	X
fis-1564	40	2	.	.	PUNCT
fis-1564	40	3	given	give	VERB
fis-1564	40	4	the	the	DET
fis-1564	40	5	30	30	NUM
fis-1564	40	6	-	-	PUNCT
fis-1564	40	7	inch	inch	NOUN
fis-1564	40	8	(	(	PUNCT
fis-1564	40	9	0.76	0.76	NUM
fis-1564	40	10	m	m	NOUN
fis-1564	40	11	)	)	PUNCT
fis-1564	40	12	diameter	diameter	NOUN
fis-1564	40	13	of	of	ADP
fis-1564	40	14	the	the	DET
fis-1564	40	15	pipe	pipe	NOUN
fis-1564	40	16	in	in	ADP
fis-1564	40	17	segment	segment	NOUN
fis-1564	40	18	180	180	NUM
fis-1564	40	19	,	,	PUNCT
fis-1564	40	20	the	the	DET
fis-1564	40	21	steel	steel	NOUN
fis-1564	40	22	plate	plate	NOUN
fis-1564	40	23	used	use	VERB
fis-1564	40	24	to	to	PART
fis-1564	40	25	manufacture	manufacture	VERB
fis-1564	40	26	the	the	DET
fis-1564	40	27	pipe	pipe	NOUN
fis-1564	40	28	would	would	AUX
fis-1564	40	29	have	have	AUX
fis-1564	40	30	been	be	AUX
fis-1564	40	31	over	over	ADP
fis-1564	40	32	seven	seven	NUM
fis-1564	40	33	feet	foot	NOUN
fis-1564	40	34	(	(	PUNCT
fis-1564	40	35	2.13	2.13	NUM
fis-1564	40	36	m	m	NOUN
fis-1564	40	37	)	)	PUNCT
fis-1564	40	38	wide	wide	ADV
fis-1564	40	39	.	.	PUNCT
fis-1564	41	1	rolling	roll	VERB
fis-1564	41	2	3/8	3/8	NUM
fis-1564	41	3	-	-	PUNCT
fis-1564	41	4	inch	inch	NOUN
fis-1564	41	5	(	(	PUNCT
fis-1564	41	6	0.009	0.009	NUM
fis-1564	41	7	m	m	NOUN
fis-1564	41	8	)	)	PUNCT
fis-1564	41	9	thick	thick	ADJ
fis-1564	41	10	steel	steel	NOUN
fis-1564	41	11	plate	plate	NOUN
fis-1564	41	12	into	into	ADP
fis-1564	41	13	a	a	DET
fis-1564	41	14	pipe	pipe	NOUN
fis-1564	41	15	requires	require	VERB
fis-1564	41	16	large	large	ADJ
fis-1564	41	17	machinery	machinery	NOUN
fis-1564	41	18	that	that	PRON
fis-1564	41	19	exerts	exert	VERB
fis-1564	41	20	tremendous	tremendous	ADJ
fis-1564	41	21	force	force	NOUN
fis-1564	41	22	.	.	PUNCT
fis-1564	42	1	based	base	VERB
fis-1564	42	2	on	on	ADP
fis-1564	42	3	experience	experience	NOUN
fis-1564	42	4	reviewing	review	VERB
fis-1564	42	5	both	both	DET
fis-1564	42	6	pipe	pipe	NOUN
fis-1564	42	7	manufacturing	manufacturing	NOUN
fis-1564	42	8	and	and	CCONJ
fis-1564	42	9	gas	gas	NOUN
fis-1564	42	10	transmission	transmission	NOUN
fis-1564	42	11	pipeline	pipeline	NOUN
fis-1564	42	12	operations	operation	NOUN
fis-1564	42	13	,	,	PUNCT
fis-1564	42	14	as	as	ADV
fis-1564	42	15	well	well	ADV
fis-1564	42	16	as	as	ADP
fis-1564	42	17	reviewing	review	VERB
fis-1564	42	18	records	record	NOUN
fis-1564	42	19	reflecting	reflect	VERB
fis-1564	42	20	historic	historic	ADJ
fis-1564	42	21	purchase	purchase	NOUN
fis-1564	42	22	orders	order	NOUN
fis-1564	42	23	and	and	CCONJ
fis-1564	42	24	purchasing	purchasing	NOUN
fis-1564	42	25	practices	practice	NOUN
fis-1564	42	26	of	of	ADP
fis-1564	42	27	pg&e	pg&e	PROPN
fis-1564	42	28	and	and	CCONJ
fis-1564	42	29	other	other	ADJ
fis-1564	42	30	gas	gas	NOUN
fis-1564	42	31	pipeline	pipeline	NOUN
fis-1564	42	32	operators	operator	NOUN
fis-1564	42	33	,	,	PUNCT
fis-1564	42	34	gas	gas	NOUN
fis-1564	42	35	transmission	transmission	NOUN
fis-1564	42	36	pipeline	pipeline	NOUN
fis-1564	42	37	operators	operator	NOUN
fis-1564	42	38	(	(	PUNCT
fis-1564	42	39	including	include	VERB
fis-1564	42	40	pg&e	pg&e	PROPN
fis-1564	42	41	)	)	PUNCT
fis-1564	42	42	do	do	AUX
fis-1564	42	43	not	not	PART
fis-1564	42	44	manufacture	manufacture	VERB
fis-1564	42	45	such	such	ADJ
fis-1564	42	46	pipe	pipe	NOUN
fis-1564	42	47	;	;	PUNCT
fis-1564	42	48	rather	rather	ADV
fis-1564	42	49	,	,	PUNCT
fis-1564	42	50	they	they	PRON
fis-1564	42	51	purchase	purchase	VERB
fis-1564	42	52	such	such	ADJ
fis-1564	42	53	pipe	pipe	NOUN
fis-1564	42	54	from	from	ADP
fis-1564	42	55	pipe	pipe	NOUN
fis-1564	42	56	mills	mill	NOUN
fis-1564	42	57	.	.	PUNCT
fis-1564	43	1	following	follow	VERB
fis-1564	43	2	receipt	receipt	NOUN
fis-1564	43	3	of	of	ADP
fis-1564	43	4	pipe	pipe	NOUN
fis-1564	43	5	from	from	ADP
fis-1564	43	6	a	a	DET
fis-1564	43	7	mill	mill	NOUN
fis-1564	43	8	,	,	PUNCT
fis-1564	43	9	a	a	DET
fis-1564	43	10	pipeline	pipeline	NOUN
fis-1564	43	11	owner	owner	NOUN
fis-1564	43	12	/	/	SYM
fis-1564	43	13	operator	operator	NOUN
fis-1564	43	14	(	(	PUNCT
fis-1564	43	15	or	or	CCONJ
fis-1564	43	16	contractor	contractor	NOUN
fis-1564	43	17	hired	hire	VERB
fis-1564	43	18	by	by	ADP
fis-1564	43	19	them	they	PRON
fis-1564	43	20	)	)	PUNCT
fis-1564	43	21	lays	lay	VERB
fis-1564	43	22	the	the	DET
fis-1564	43	23	pipe	pipe	NOUN
fis-1564	43	24	segments	segment	NOUN
fis-1564	43	25	in	in	ADP
fis-1564	43	26	the	the	DET
fis-1564	43	27	ground	ground	NOUN
fis-1564	43	28	and	and	CCONJ
fis-1564	43	29	welds	weld	VERB
fis-1564	43	30	them	they	PRON
fis-1564	43	31	together	together	ADV
fis-1564	43	32	with	with	ADP
fis-1564	43	33	circumferential	circumferential	ADJ
fis-1564	43	34	welds	weld	NOUN
fis-1564	43	35	(	(	PUNCT
fis-1564	43	36	which	which	PRON
fis-1564	43	37	are	be	AUX
fis-1564	43	38	also	also	ADV
fis-1564	43	39	referred	refer	VERB
fis-1564	43	40	to	to	ADP
fis-1564	43	41	as	as	ADP
fis-1564	43	42	“	"	PUNCT
fis-1564	43	43	girth	girth	ADJ
fis-1564	43	44	welds	weld	NOUN
fis-1564	43	45	”	"	PUNCT
fis-1564	43	46	)	)	PUNCT
fis-1564	43	47	.	.	PUNCT
fis-1564	44	1	dsaw	dsaw	PROPN
fis-1564	44	2	pipe	pipe	NOUN
fis-1564	44	3	is	be	AUX
fis-1564	44	4	considered	consider	VERB
fis-1564	44	5	by	by	ADP
fis-1564	44	6	metallurgists	metallurgist	NOUN
fis-1564	44	7	in	in	ADP
fis-1564	44	8	the	the	DET
fis-1564	44	9	gas	gas	NOUN
fis-1564	44	10	transmission	transmission	NOUN
fis-1564	44	11	pipeline	pipeline	NOUN
fis-1564	44	12	field	field	NOUN
fis-1564	44	13	today	today	NOUN
fis-1564	44	14	to	to	PART
fis-1564	44	15	be	be	AUX
fis-1564	44	16	one	one	NUM
fis-1564	44	17	of	of	ADP
fis-1564	44	18	the	the	DET
fis-1564	44	19	highest	high	ADJ
fis-1564	44	20	quality	quality	NOUN
fis-1564	44	21	welded	weld	VERB
fis-1564	44	22	pipe	pipe	NOUN
fis-1564	44	23	.	.	PUNCT
fis-1564	45	1	the	the	DET
fis-1564	45	2	same	same	ADJ
fis-1564	45	3	was	be	AUX
fis-1564	45	4	true	true	ADJ
fis-1564	45	5	in	in	ADP
fis-1564	45	6	1956	1956	NUM
fis-1564	45	7	when	when	SCONJ
fis-1564	45	8	segment	segment	NOUN
fis-1564	45	9	180	180	NUM
fis-1564	45	10	was	be	AUX
fis-1564	45	11	constructed	construct	VERB
fis-1564	45	12	and	and	CCONJ
fis-1564	45	13	installed	instal	VERB
fis-1564	45	14	.	.	PUNCT
fis-1564	46	1	at	at	ADP
fis-1564	46	2	the	the	DET
fis-1564	46	3	time	time	NOUN
fis-1564	46	4	,	,	PUNCT
fis-1564	46	5	given	give	VERB
fis-1564	46	6	the	the	DET
fis-1564	46	7	pipe	pipe	NOUN
fis-1564	46	8	manufacturing	manufacturing	NOUN
fis-1564	46	9	techniques	technique	NOUN
fis-1564	46	10	available	available	ADJ
fis-1564	46	11	for	for	ADP
fis-1564	46	12	30	30	NUM
fis-1564	46	13	-	-	PUNCT
fis-1564	46	14	inch	inch	NOUN
fis-1564	46	15	(	(	PUNCT
fis-1564	46	16	0.76	0.76	NUM
fis-1564	46	17	m	m	NOUN
fis-1564	46	18	)	)	PUNCT
fis-1564	46	19	diameter	diameter	NOUN
fis-1564	46	20	pipe	pipe	NOUN
fis-1564	46	21	,	,	PUNCT
fis-1564	46	22	dsaw	dsaw	PROPN
fis-1564	46	23	pipe	pipe	NOUN
fis-1564	46	24	was	be	AUX
fis-1564	46	25	the	the	DET
fis-1564	46	26	highest	high	ADJ
fis-1564	46	27	quality	quality	NOUN
fis-1564	46	28	pipe	pipe	NOUN
fis-1564	46	29	of	of	ADP
fis-1564	46	30	that	that	DET
fis-1564	46	31	size	size	NOUN
fis-1564	46	32	that	that	PRON
fis-1564	46	33	pg&e	pg&e	PROPN
fis-1564	46	34	could	could	AUX
fis-1564	46	35	have	have	AUX
fis-1564	46	36	used	use	VERB
fis-1564	46	37	for	for	ADP
fis-1564	46	38	segment	segment	NOUN
fis-1564	46	39	180	180	NUM
fis-1564	46	40	.	.	PUNCT
fis-1564	47	1	there	there	PRON
fis-1564	47	2	is	be	VERB
fis-1564	47	3	no	no	DET
fis-1564	47	4	stronger	strong	ADJ
fis-1564	47	5	practical	practical	ADJ
fis-1564	47	6	way	way	NOUN
fis-1564	47	7	to	to	PART
fis-1564	47	8	join	join	VERB
fis-1564	47	9	together	together	ADV
fis-1564	47	10	the	the	DET
fis-1564	47	11	two	two	NUM
fis-1564	47	12	edges	edge	NOUN
fis-1564	47	13	of	of	ADP
fis-1564	47	14	a	a	DET
fis-1564	47	15	large	large	ADJ
fis-1564	47	16	piece	piece	NOUN
fis-1564	47	17	of	of	ADP
fis-1564	47	18	metal	metal	NOUN
fis-1564	47	19	rolled	roll	VERB
fis-1564	47	20	into	into	ADP
fis-1564	47	21	gas	gas	NOUN
fis-1564	47	22	transmission	transmission	NOUN
fis-1564	47	23	pipe	pipe	NOUN
fis-1564	47	24	.	.	PUNCT
fis-1564	48	1	s	s	PART
fis-1564	49	1	r.d	r.d	PROPN
fis-1564	49	2	.	.	PROPN
fis-1564	49	3	caligiuri	caligiuri	PROPN
fis-1564	49	4	,	,	PUNCT
fis-1564	49	5	frattura	frattura	PROPN
fis-1564	49	6	ed	ed	PROPN
fis-1564	49	7	integrità	integrità	PROPN
fis-1564	49	8	strutturale	strutturale	PROPN
fis-1564	49	9	,	,	PUNCT
fis-1564	49	10	34	34	NUM
fis-1564	49	11	(	(	PUNCT
fis-1564	49	12	2015	2015	NUM
fis-1564	49	13	)	)	PUNCT
fis-1564	49	14	125	125	NUM
fis-1564	49	15	-	-	SYM
fis-1564	49	16	132	132	NUM
fis-1564	49	17	;	;	PUNCT
fis-1564	49	18	doi	doi	NOUN
fis-1564	49	19	:	:	PUNCT
fis-1564	49	20	10.3221	10.3221	NUM
fis-1564	49	21	/	/	SYM
fis-1564	49	22	igf	igf	PROPN
fis-1564	49	23	-	-	PUNCT
fis-1564	49	24	esis.34.13	esis.34.13	NOUN
fis-1564	49	25	127	127	NUM
fis-1564	49	26	figure	figure	NOUN
fis-1564	49	27	2	2	NUM
fis-1564	49	28	:	:	PUNCT
fis-1564	49	29	metallographic	metallographic	PROPN
fis-1564	49	30	cross	cross	PROPN
fis-1564	49	31	section	section	NOUN
fis-1564	49	32	of	of	ADP
fis-1564	49	33	a	a	DET
fis-1564	49	34	proper	proper	ADJ
fis-1564	49	35	dsaw	dsaw	NOUN
fis-1564	49	36	weld	weld	VERB
fis-1564	49	37	from	from	ADP
fis-1564	49	38	ntsb	ntsb	ADJ
fis-1564	49	39	final	final	ADJ
fis-1564	49	40	report	report	NOUN
fis-1564	49	41	,	,	PUNCT
fis-1564	49	42	fig	fig	NOUN
fis-1564	49	43	.	.	PUNCT
fis-1564	49	44	19b	19b	NOUN
fis-1564	49	45	.	.	PUNCT
fis-1564	49	46	absent	absent	ADJ
fis-1564	49	47	any	any	DET
fis-1564	49	48	corrosion	corrosion	NOUN
fis-1564	49	49	damage	damage	NOUN
fis-1564	49	50	,	,	PUNCT
fis-1564	49	51	well	well	ADV
fis-1564	49	52	-	-	PUNCT
fis-1564	49	53	manufactured	manufacture	VERB
fis-1564	49	54	dsaw	dsaw	NOUN
fis-1564	49	55	pipe	pipe	NOUN
fis-1564	49	56	from	from	ADP
fis-1564	49	57	the	the	DET
fis-1564	49	58	late	late	ADJ
fis-1564	49	59	1940s	1940	NOUN
fis-1564	49	60	or	or	CCONJ
fis-1564	49	61	early	early	ADJ
fis-1564	49	62	1950s	1950	NOUN
fis-1564	49	63	would	would	AUX
fis-1564	49	64	not	not	PART
fis-1564	49	65	have	have	AUX
fis-1564	49	66	needed	need	VERB
fis-1564	49	67	replacement	replacement	NOUN
fis-1564	49	68	merely	merely	ADV
fis-1564	49	69	due	due	ADP
fis-1564	49	70	to	to	ADP
fis-1564	49	71	its	its	PRON
fis-1564	49	72	age	age	NOUN
fis-1564	49	73	in	in	ADP
fis-1564	49	74	2010	2010	NUM
fis-1564	49	75	under	under	ADP
fis-1564	49	76	any	any	DET
fis-1564	49	77	industry	industry	NOUN
fis-1564	49	78	practice	practice	NOUN
fis-1564	49	79	or	or	CCONJ
fis-1564	49	80	standard	standard	NOUN
fis-1564	49	81	.	.	PUNCT
fis-1564	50	1	between	between	ADP
fis-1564	50	2	installation	installation	NOUN
fis-1564	50	3	of	of	ADP
fis-1564	50	4	segment	segment	NOUN
fis-1564	50	5	180	180	NUM
fis-1564	50	6	in	in	ADP
fis-1564	50	7	1956	1956	NUM
fis-1564	50	8	and	and	CCONJ
fis-1564	50	9	the	the	DET
fis-1564	50	10	september	september	PROPN
fis-1564	50	11	2010	2010	NUM
fis-1564	50	12	accident	accident	NOUN
fis-1564	50	13	,	,	PUNCT
fis-1564	50	14	there	there	PRON
fis-1564	50	15	would	would	AUX
fis-1564	50	16	be	be	AUX
fis-1564	50	17	no	no	DET
fis-1564	50	18	reason	reason	NOUN
fis-1564	50	19	to	to	PART
fis-1564	50	20	believe	believe	VERB
fis-1564	50	21	that	that	SCONJ
fis-1564	50	22	any	any	DET
fis-1564	50	23	soundly	soundly	ADV
fis-1564	50	24	manufactured	manufacture	VERB
fis-1564	50	25	piece	piece	NOUN
fis-1564	50	26	of	of	ADP
fis-1564	50	27	dsaw	dsaw	PROPN
fis-1564	50	28	pipe	pipe	NOUN
fis-1564	50	29	would	would	AUX
fis-1564	50	30	be	be	AUX
fis-1564	50	31	at	at	ADP
fis-1564	50	32	risk	risk	NOUN
fis-1564	50	33	of	of	ADP
fis-1564	50	34	rupturing	rupture	VERB
fis-1564	50	35	.	.	PUNCT
fis-1564	51	1	certainly	certainly	ADV
fis-1564	51	2	,	,	PUNCT
fis-1564	51	3	the	the	DET
fis-1564	51	4	increase	increase	NOUN
fis-1564	51	5	in	in	ADP
fis-1564	51	6	pressure	pressure	NOUN
fis-1564	51	7	experienced	experience	VERB
fis-1564	51	8	by	by	ADP
fis-1564	51	9	segment	segment	NOUN
fis-1564	51	10	180	180	NUM
fis-1564	51	11	on	on	ADP
fis-1564	51	12	september	september	PROPN
fis-1564	51	13	9	9	NUM
fis-1564	51	14	,	,	PUNCT
fis-1564	51	15	2010	2010	NUM
fis-1564	51	16	,	,	PUNCT
fis-1564	51	17	would	would	AUX
fis-1564	51	18	not	not	PART
fis-1564	51	19	have	have	AUX
fis-1564	51	20	caused	cause	VERB
fis-1564	51	21	properly	properly	ADV
fis-1564	51	22	made	make	VERB
fis-1564	51	23	dsaw	dsaw	NOUN
fis-1564	51	24	pipe	pipe	NOUN
fis-1564	51	25	to	to	PART
fis-1564	51	26	fail	fail	VERB
fis-1564	51	27	.	.	PUNCT
fis-1564	52	1	as	as	SCONJ
fis-1564	52	2	noted	note	VERB
fis-1564	52	3	earlier	early	ADV
fis-1564	52	4	,	,	PUNCT
fis-1564	52	5	segment	segment	NOUN
fis-1564	52	6	180	180	NUM
fis-1564	52	7	was	be	AUX
fis-1564	52	8	constructed	construct	VERB
fis-1564	52	9	with	with	ADP
fis-1564	52	10	30	30	NUM
fis-1564	52	11	-	-	PUNCT
fis-1564	52	12	inch	inch	NOUN
fis-1564	52	13	(	(	PUNCT
fis-1564	52	14	0.76	0.76	NUM
fis-1564	52	15	m	m	NOUN
fis-1564	52	16	)	)	PUNCT
fis-1564	52	17	diameter	diameter	NOUN
fis-1564	52	18	,	,	PUNCT
fis-1564	52	19	0.375	0.375	NUM
fis-1564	52	20	-	-	PUNCT
fis-1564	52	21	inch	inch	NOUN
fis-1564	52	22	(	(	PUNCT
fis-1564	52	23	0.009	0.009	NUM
fis-1564	52	24	m	m	NOUN
fis-1564	52	25	)	)	PUNCT
fis-1564	52	26	wall	wall	PROPN
fis-1564	52	27	thickness	thickness	PROPN
fis-1564	52	28	dsaw	dsaw	PROPN
fis-1564	52	29	pipe	pipe	PROPN
fis-1564	52	30	.	.	PUNCT
fis-1564	53	1	however	however	ADV
fis-1564	53	2	,	,	PUNCT
fis-1564	53	3	an	an	DET
fis-1564	53	4	approximately	approximately	ADV
fis-1564	53	5	23	23	NUM
fis-1564	53	6	-	-	PUNCT
fis-1564	53	7	foot	foot	NOUN
fis-1564	53	8	(	(	PUNCT
fis-1564	53	9	7.01	7.01	NUM
fis-1564	53	10	m	m	NOUN
fis-1564	53	11	)	)	PUNCT
fis-1564	53	12	long	long	ADJ
fis-1564	53	13	portion	portion	NOUN
fis-1564	53	14	of	of	ADP
fis-1564	53	15	segment	segment	NOUN
fis-1564	53	16	180	180	NUM
fis-1564	53	17	–	–	PUNCT
fis-1564	53	18	the	the	DET
fis-1564	53	19	section	section	NOUN
fis-1564	53	20	of	of	ADP
fis-1564	53	21	pipe	pipe	NOUN
fis-1564	53	22	that	that	PRON
fis-1564	53	23	ruptured	rupture	VERB
fis-1564	53	24	–	–	PUNCT
fis-1564	53	25	contained	contain	VERB
fis-1564	53	26	several	several	ADJ
fis-1564	53	27	short	short	ADJ
fis-1564	53	28	pieces	piece	NOUN
fis-1564	53	29	of	of	ADP
fis-1564	53	30	pipe	pipe	NOUN
fis-1564	53	31	commonly	commonly	ADV
fis-1564	53	32	referred	refer	VERB
fis-1564	53	33	to	to	ADP
fis-1564	53	34	as	as	ADP
fis-1564	53	35	“	"	PUNCT
fis-1564	53	36	pups	pup	NOUN
fis-1564	53	37	.	.	PUNCT
fis-1564	53	38	”	"	PUNCT
fis-1564	54	1	specifically	specifically	ADV
fis-1564	54	2	,	,	PUNCT
fis-1564	54	3	the	the	DET
fis-1564	54	4	approximately	approximately	ADV
fis-1564	54	5	23	23	NUM
fis-1564	54	6	-	-	PUNCT
fis-1564	54	7	foot	foot	NOUN
fis-1564	54	8	(	(	PUNCT
fis-1564	54	9	7.01	7.01	NUM
fis-1564	54	10	m	m	NOUN
fis-1564	54	11	)	)	PUNCT
fis-1564	54	12	section	section	NOUN
fis-1564	54	13	of	of	ADP
fis-1564	54	14	pipe	pipe	NOUN
fis-1564	54	15	was	be	AUX
fis-1564	54	16	made	make	VERB
fis-1564	54	17	up	up	ADP
fis-1564	54	18	of	of	ADP
fis-1564	54	19	six	six	NUM
fis-1564	54	20	pups	pup	NOUN
fis-1564	54	21	,	,	PUNCT
fis-1564	54	22	from	from	ADP
fis-1564	54	23	south	south	ADV
fis-1564	54	24	to	to	ADP
fis-1564	54	25	north	north	NOUN
fis-1564	54	26	.	.	PUNCT
fis-1564	55	1	those	those	DET
fis-1564	55	2	pups	pup	NOUN
fis-1564	55	3	are	be	AUX
fis-1564	55	4	referred	refer	VERB
fis-1564	55	5	to	to	ADP
fis-1564	55	6	as	as	SCONJ
fis-1564	55	7	pup	pup	ADJ
fis-1564	55	8	1	1	NUM
fis-1564	55	9	through	through	ADP
fis-1564	55	10	pup	pup	NOUN
fis-1564	55	11	6	6	NUM
fis-1564	55	12	.	.	PUNCT
fis-1564	56	1	these	these	DET
fis-1564	56	2	pups	pup	NOUN
fis-1564	56	3	ranged	range	VERB
fis-1564	56	4	in	in	ADP
fis-1564	56	5	length	length	NOUN
fis-1564	56	6	from	from	ADP
fis-1564	56	7	3.5	3.5	NUM
fis-1564	56	8	to	to	ADP
fis-1564	56	9	4.7	4.7	NUM
fis-1564	56	10	feet	foot	NOUN
fis-1564	56	11	(	(	PUNCT
fis-1564	56	12	1.07	1.07	NUM
fis-1564	56	13	to	to	PART
fis-1564	56	14	1.43	1.43	NUM
fis-1564	56	15	m	m	NOUN
fis-1564	56	16	)	)	PUNCT
fis-1564	56	17	in	in	ADP
fis-1564	56	18	length	length	NOUN
fis-1564	56	19	.	.	PUNCT
fis-1564	57	1	the	the	DET
fis-1564	57	2	use	use	NOUN
fis-1564	57	3	of	of	ADP
fis-1564	57	4	pups	pup	NOUN
fis-1564	57	5	was	be	AUX
fis-1564	57	6	a	a	DET
fis-1564	57	7	common	common	ADJ
fis-1564	57	8	industry	industry	NOUN
fis-1564	57	9	practice	practice	NOUN
fis-1564	57	10	for	for	ADP
fis-1564	57	11	pipelines	pipeline	NOUN
fis-1564	57	12	constructed	construct	VERB
fis-1564	57	13	in	in	ADP
fis-1564	57	14	the	the	DET
fis-1564	57	15	late	late	ADJ
fis-1564	57	16	1940s	1940	NOUN
fis-1564	57	17	and	and	CCONJ
fis-1564	57	18	early	early	ADJ
fis-1564	57	19	1950s	1950s	NUM
fis-1564	57	20	.	.	PUNCT
fis-1564	58	1	root	root	NOUN
fis-1564	58	2	cause	cause	VERB
fis-1564	58	3	analysis	analysis	NOUN
fis-1564	58	4	:	:	PUNCT
fis-1564	58	5	segment	segment	NOUN
fis-1564	58	6	180	180	NUM
fis-1564	58	7	rupture	rupture	NOUN
fis-1564	58	8	ased	ase	VERB
fis-1564	58	9	upon	upon	SCONJ
fis-1564	58	10	visual	visual	ADJ
fis-1564	58	11	and	and	CCONJ
fis-1564	58	12	metallurgical	metallurgical	ADJ
fis-1564	58	13	analysis	analysis	NOUN
fis-1564	58	14	of	of	ADP
fis-1564	58	15	the	the	DET
fis-1564	58	16	subject	subject	NOUN
fis-1564	58	17	pipe	pipe	NOUN
fis-1564	58	18	,	,	PUNCT
fis-1564	58	19	it	it	PRON
fis-1564	58	20	is	be	AUX
fis-1564	58	21	clear	clear	ADJ
fis-1564	58	22	that	that	SCONJ
fis-1564	58	23	portions	portion	NOUN
fis-1564	58	24	of	of	ADP
fis-1564	58	25	segment	segment	NOUN
fis-1564	58	26	180	180	NUM
fis-1564	58	27	–	–	PUNCT
fis-1564	58	28	namely	namely	ADV
fis-1564	58	29	pups	pup	NOUN
fis-1564	58	30	1	1	NUM
fis-1564	58	31	,	,	PUNCT
fis-1564	58	32	2	2	NUM
fis-1564	58	33	,	,	PUNCT
fis-1564	58	34	and	and	CCONJ
fis-1564	58	35	3	3	NUM
fis-1564	58	36	–	–	PUNCT
fis-1564	58	37	were	be	AUX
fis-1564	58	38	missing	miss	VERB
fis-1564	58	39	the	the	DET
fis-1564	58	40	interior	interior	ADJ
fis-1564	58	41	seam	seam	NOUN
fis-1564	58	42	weld	weld	NOUN
fis-1564	58	43	found	find	VERB
fis-1564	58	44	in	in	ADP
fis-1564	58	45	properly	properly	ADV
fis-1564	58	46	fabricated	fabricate	VERB
fis-1564	58	47	dsaw	dsaw	NOUN
fis-1564	58	48	pipe	pipe	NOUN
fis-1564	58	49	as	as	SCONJ
fis-1564	58	50	shown	show	VERB
fis-1564	58	51	with	with	ADP
fis-1564	58	52	respect	respect	NOUN
fis-1564	58	53	to	to	ADP
fis-1564	58	54	pup	pup	VERB
fis-1564	58	55	1	1	NUM
fis-1564	58	56	in	in	ADP
fis-1564	58	57	fig	fig	NOUN
fis-1564	58	58	.	.	PUNCT
fis-1564	59	1	3	3	X
fis-1564	59	2	.	.	X
fis-1564	59	3	tensile	tensile	NOUN
fis-1564	59	4	testing	testing	NOUN
fis-1564	59	5	conducted	conduct	VERB
fis-1564	59	6	by	by	ADP
fis-1564	59	7	the	the	DET
fis-1564	59	8	ntsb	ntsb	PROPN
fis-1564	59	9	indicated	indicate	VERB
fis-1564	59	10	that	that	SCONJ
fis-1564	59	11	the	the	DET
fis-1564	59	12	base	base	NOUN
fis-1564	59	13	metal	metal	NOUN
fis-1564	59	14	in	in	ADP
fis-1564	59	15	pup	pup	NOUN
fis-1564	59	16	1	1	NUM
fis-1564	59	17	through	through	ADP
fis-1564	59	18	pup	pup	NOUN
fis-1564	59	19	6	6	NUM
fis-1564	59	20	did	do	AUX
fis-1564	59	21	not	not	PART
fis-1564	59	22	meet	meet	VERB
fis-1564	59	23	the	the	DET
fis-1564	59	24	52,000	52,000	NUM
fis-1564	59	25	psig	psig	NOUN
fis-1564	59	26	(	(	PUNCT
fis-1564	59	27	358	358	NUM
fis-1564	59	28	mpa	mpa	NOUN
fis-1564	59	29	)	)	PUNCT
fis-1564	59	30	strength	strength	NOUN
fis-1564	59	31	requirement	requirement	NOUN
fis-1564	59	32	specified	specify	VERB
fis-1564	59	33	by	by	ADP
fis-1564	59	34	pg&e	pg&e	PROPN
fis-1564	59	35	in	in	ADP
fis-1564	59	36	purchases	purchase	NOUN
fis-1564	59	37	of	of	ADP
fis-1564	59	38	30	30	NUM
fis-1564	59	39	-	-	PUNCT
fis-1564	59	40	inch	inch	NOUN
fis-1564	59	41	(	(	PUNCT
fis-1564	59	42	0.76	0.76	NUM
fis-1564	59	43	m	m	NOUN
fis-1564	59	44	)	)	PUNCT
fis-1564	59	45	pipe	pipe	NOUN
fis-1564	59	46	in	in	ADP
fis-1564	59	47	the	the	DET
fis-1564	59	48	late	late	ADJ
fis-1564	59	49	1940s	1940	NOUN
fis-1564	59	50	and	and	CCONJ
fis-1564	59	51	1950s	1950	NOUN
fis-1564	59	52	.	.	PUNCT
fis-1564	60	1	further	far	ADV
fis-1564	60	2	,	,	PUNCT
fis-1564	60	3	the	the	DET
fis-1564	60	4	directionality	directionality	NOUN
fis-1564	60	5	of	of	ADP
fis-1564	60	6	manganese	manganese	ADJ
fis-1564	60	7	-	-	PUNCT
fis-1564	60	8	sulfide	sulfide	NOUN
fis-1564	60	9	stringers	stringer	NOUN
fis-1564	60	10	determined	determine	VERB
fis-1564	60	11	during	during	ADP
fis-1564	60	12	metallographic	metallographic	ADJ
fis-1564	60	13	examination	examination	NOUN
fis-1564	60	14	indicated	indicate	VERB
fis-1564	60	15	the	the	DET
fis-1564	60	16	rolling	rolling	ADJ
fis-1564	60	17	direction	direction	NOUN
fis-1564	60	18	of	of	ADP
fis-1564	60	19	pup	pup	NOUN
fis-1564	60	20	1	1	NUM
fis-1564	60	21	through	through	ADP
fis-1564	60	22	pup	pup	NOUN
fis-1564	60	23	3	3	NUM
fis-1564	60	24	was	be	AUX
fis-1564	60	25	in	in	ADP
fis-1564	60	26	the	the	DET
fis-1564	60	27	circumferential	circumferential	ADJ
fis-1564	60	28	direction	direction	NOUN
fis-1564	60	29	rather	rather	ADV
fis-1564	60	30	than	than	ADP
fis-1564	60	31	the	the	DET
fis-1564	60	32	longitudinal	longitudinal	ADJ
fis-1564	60	33	direction	direction	NOUN
fis-1564	60	34	associated	associate	VERB
fis-1564	60	35	with	with	ADP
fis-1564	60	36	full	full	ADJ
fis-1564	60	37	lengths	length	NOUN
fis-1564	60	38	of	of	ADP
fis-1564	60	39	pipe	pipe	NOUN
fis-1564	60	40	manufactured	manufacture	VERB
fis-1564	60	41	at	at	ADP
fis-1564	60	42	a	a	DET
fis-1564	60	43	mill	mill	NOUN
fis-1564	60	44	.	.	PUNCT
fis-1564	61	1	this	this	PRON
fis-1564	61	2	indicates	indicate	VERB
fis-1564	61	3	the	the	DET
fis-1564	61	4	pups	pup	NOUN
fis-1564	61	5	were	be	AUX
fis-1564	61	6	not	not	PART
fis-1564	61	7	cut	cut	VERB
fis-1564	61	8	from	from	ADP
fis-1564	61	9	longer	long	ADJ
fis-1564	61	10	pipe	pipe	NOUN
fis-1564	61	11	sections	section	NOUN
fis-1564	61	12	but	but	CCONJ
fis-1564	61	13	were	be	AUX
fis-1564	61	14	individually	individually	ADV
fis-1564	61	15	fabricated	fabricate	VERB
fis-1564	61	16	from	from	ADP
fis-1564	61	17	smaller	small	ADJ
fis-1564	61	18	pieces	piece	NOUN
fis-1564	61	19	of	of	ADP
fis-1564	61	20	plate	plate	NOUN
fis-1564	61	21	oriented	orient	VERB
fis-1564	61	22	90	90	NUM
fis-1564	61	23	degrees	degree	NOUN
fis-1564	61	24	from	from	ADP
fis-1564	61	25	full	full	ADJ
fis-1564	61	26	length	length	NOUN
fis-1564	61	27	pipe	pipe	NOUN
fis-1564	61	28	rolling	rolling	NOUN
fis-1564	61	29	operations	operation	NOUN
fis-1564	61	30	.	.	PUNCT
fis-1564	62	1	given	give	VERB
fis-1564	62	2	that	that	SCONJ
fis-1564	62	3	the	the	DET
fis-1564	62	4	rupture	rupture	NOUN
fis-1564	62	5	initiated	initiate	VERB
fis-1564	62	6	through	through	ADP
fis-1564	62	7	weld	weld	NOUN
fis-1564	62	8	metal	metal	NOUN
fis-1564	62	9	in	in	ADP
fis-1564	62	10	pup	pup	NOUN
fis-1564	62	11	1	1	NUM
fis-1564	62	12	,	,	PUNCT
fis-1564	62	13	the	the	DET
fis-1564	62	14	lower	lower	ADV
fis-1564	62	15	-	-	PUNCT
fis-1564	62	16	thanspecified	thanspecifie	VERB
fis-1564	62	17	base	base	NOUN
fis-1564	62	18	metal	metal	NOUN
fis-1564	62	19	strengths	strength	NOUN
fis-1564	62	20	exhibited	exhibit	VERB
fis-1564	62	21	in	in	ADP
fis-1564	62	22	pup	pup	NOUN
fis-1564	62	23	1	1	NUM
fis-1564	62	24	through	through	ADP
fis-1564	62	25	pup	pup	NOUN
fis-1564	62	26	6	6	NUM
fis-1564	62	27	and	and	CCONJ
fis-1564	62	28	transverse	transverse	NOUN
fis-1564	62	29	rolling	rolling	NOUN
fis-1564	62	30	direction	direction	NOUN
fis-1564	62	31	orientation	orientation	NOUN
fis-1564	62	32	in	in	ADP
fis-1564	62	33	pups	pup	NOUN
fis-1564	62	34	1	1	NUM
fis-1564	62	35	,	,	PUNCT
fis-1564	62	36	2	2	NUM
fis-1564	62	37	,	,	PUNCT
fis-1564	62	38	and	and	CCONJ
fis-1564	62	39	3	3	NUM
fis-1564	62	40	did	do	AUX
fis-1564	62	41	not	not	PART
fis-1564	62	42	contribute	contribute	VERB
fis-1564	62	43	to	to	ADP
fis-1564	62	44	the	the	DET
fis-1564	62	45	rupture	rupture	NOUN
fis-1564	62	46	.	.	PUNCT
fis-1564	63	1	the	the	DET
fis-1564	63	2	length	length	NOUN
fis-1564	63	3	of	of	ADP
fis-1564	63	4	the	the	DET
fis-1564	63	5	pups	pup	NOUN
fis-1564	63	6	(	(	PUNCT
fis-1564	63	7	less	less	ADJ
fis-1564	63	8	than	than	ADP
fis-1564	63	9	5	5	NUM
fis-1564	63	10	feet	foot	NOUN
fis-1564	63	11	(	(	PUNCT
fis-1564	63	12	1.52	1.52	NUM
fis-1564	63	13	m	m	NOUN
fis-1564	63	14	)	)	PUNCT
fis-1564	63	15	)	)	PUNCT
fis-1564	63	16	also	also	ADV
fis-1564	63	17	had	have	VERB
fis-1564	63	18	no	no	DET
fis-1564	63	19	relationship	relationship	NOUN
fis-1564	63	20	to	to	ADP
fis-1564	63	21	the	the	DET
fis-1564	63	22	root	root	NOUN
fis-1564	63	23	cause	cause	NOUN
fis-1564	63	24	of	of	ADP
fis-1564	63	25	the	the	DET
fis-1564	63	26	accident	accident	NOUN
fis-1564	63	27	.	.	PUNCT
fis-1564	64	1	the	the	DET
fis-1564	64	2	failure	failure	NOUN
fis-1564	64	3	of	of	ADP
fis-1564	64	4	segment	segment	NOUN
fis-1564	64	5	180	180	NUM
fis-1564	64	6	was	be	AUX
fis-1564	64	7	in	in	ADP
fis-1564	64	8	part	part	NOUN
fis-1564	64	9	due	due	ADP
fis-1564	64	10	to	to	ADP
fis-1564	64	11	the	the	DET
fis-1564	64	12	missing	miss	VERB
fis-1564	64	13	interior	interior	ADJ
fis-1564	64	14	seam	seam	NOUN
fis-1564	64	15	weld	weld	NOUN
fis-1564	64	16	in	in	ADP
fis-1564	64	17	pup	pup	NOUN
fis-1564	64	18	1	1	NUM
fis-1564	64	19	.	.	PUNCT
fis-1564	65	1	however	however	ADV
fis-1564	65	2	,	,	PUNCT
fis-1564	65	3	the	the	DET
fis-1564	65	4	missing	miss	VERB
fis-1564	65	5	weld	weld	NOUN
fis-1564	65	6	in	in	ADP
fis-1564	65	7	and	and	CCONJ
fis-1564	65	8	of	of	ADP
fis-1564	65	9	itself	itself	PRON
fis-1564	65	10	was	be	AUX
fis-1564	65	11	not	not	PART
fis-1564	65	12	sufficient	sufficient	ADJ
fis-1564	65	13	to	to	PART
fis-1564	65	14	cause	cause	VERB
fis-1564	65	15	the	the	DET
fis-1564	65	16	rupture	rupture	NOUN
fis-1564	65	17	in	in	ADP
fis-1564	65	18	pup	pup	NOUN
fis-1564	65	19	1	1	NUM
fis-1564	65	20	on	on	ADP
fis-1564	65	21	september	september	PROPN
fis-1564	65	22	9	9	NUM
fis-1564	65	23	,	,	PUNCT
fis-1564	65	24	2010	2010	NUM
fis-1564	65	25	.	.	PUNCT
fis-1564	66	1	two	two	NUM
fis-1564	66	2	additional	additional	ADJ
fis-1564	66	3	factors	factor	NOUN
fis-1564	66	4	were	be	AUX
fis-1564	66	5	also	also	ADV
fis-1564	66	6	necessary	necessary	ADJ
fis-1564	66	7	to	to	PART
fis-1564	66	8	cause	cause	VERB
fis-1564	66	9	the	the	DET
fis-1564	66	10	pipeline	pipeline	NOUN
fis-1564	66	11	failure	failure	NOUN
fis-1564	66	12	in	in	ADP
fis-1564	66	13	san	san	PROPN
fis-1564	66	14	bruno	bruno	PROPN
fis-1564	66	15	:	:	PUNCT
fis-1564	66	16	(	(	PUNCT
fis-1564	66	17	1	1	X
fis-1564	66	18	)	)	PUNCT
fis-1564	66	19	ductile	ductile	NOUN
fis-1564	66	20	tearing	tear	VERB
fis-1564	66	21	at	at	ADP
fis-1564	66	22	the	the	DET
fis-1564	66	23	root	root	NOUN
fis-1564	66	24	of	of	ADP
fis-1564	66	25	the	the	DET
fis-1564	66	26	exterior	exterior	ADJ
fis-1564	66	27	longitudinal	longitudinal	ADJ
fis-1564	66	28	seam	seam	NOUN
fis-1564	66	29	weld	weld	NOUN
fis-1564	66	30	on	on	ADP
fis-1564	66	31	pup	pup	NOUN
fis-1564	66	32	1	1	NUM
fis-1564	66	33	;	;	PUNCT
fis-1564	66	34	and	and	CCONJ
fis-1564	66	35	(	(	PUNCT
fis-1564	66	36	2	2	X
fis-1564	66	37	)	)	PUNCT
fis-1564	66	38	fatigue	fatigue	NOUN
fis-1564	66	39	cracking	cracking	NOUN
fis-1564	66	40	that	that	PRON
fis-1564	66	41	initiated	initiate	VERB
fis-1564	66	42	and	and	CCONJ
fis-1564	66	43	grew	grow	VERB
fis-1564	66	44	from	from	ADP
fis-1564	66	45	the	the	DET
fis-1564	66	46	ductile	ductile	NOUN
fis-1564	66	47	tear	tear	NOUN
fis-1564	66	48	slowly	slowly	ADV
fis-1564	66	49	over	over	ADP
fis-1564	66	50	time	time	NOUN
fis-1564	66	51	by	by	ADP
fis-1564	66	52	the	the	DET
fis-1564	66	53	action	action	NOUN
fis-1564	66	54	of	of	ADP
fis-1564	66	55	normal	normal	ADJ
fis-1564	66	56	operational	operational	ADJ
fis-1564	66	57	pressure	pressure	NOUN
fis-1564	66	58	fluctuations	fluctuation	NOUN
fis-1564	66	59	in	in	ADP
fis-1564	66	60	the	the	DET
fis-1564	66	61	pipeline	pipeline	NOUN
fis-1564	66	62	.	.	PUNCT
fis-1564	67	1	this	this	DET
fis-1564	67	2	fatigue	fatigue	NOUN
fis-1564	67	3	cracking	crack	VERB
fis-1564	67	4	grew	grow	VERB
fis-1564	67	5	to	to	ADP
fis-1564	67	6	a	a	DET
fis-1564	67	7	point	point	NOUN
fis-1564	67	8	that	that	SCONJ
fis-1564	67	9	the	the	DET
fis-1564	67	10	relatively	relatively	ADV
fis-1564	67	11	small	small	ADJ
fis-1564	67	12	increase	increase	NOUN
fis-1564	67	13	in	in	ADP
fis-1564	67	14	pressure	pressure	NOUN
fis-1564	67	15	on	on	ADP
fis-1564	67	16	september	september	PROPN
fis-1564	67	17	9	9	NUM
fis-1564	67	18	,	,	PUNCT
fis-1564	67	19	2010	2010	NUM
fis-1564	67	20	,	,	PUNCT
fis-1564	67	21	caused	cause	VERB
fis-1564	67	22	the	the	DET
fis-1564	67	23	pup	pup	ADJ
fis-1564	67	24	1	1	NUM
fis-1564	67	25	longitudinal	longitudinal	ADJ
fis-1564	67	26	seam	seam	NOUN
fis-1564	67	27	to	to	PART
fis-1564	67	28	rupture	rupture	VERB
fis-1564	67	29	.	.	PUNCT
fis-1564	68	1	thus	thus	ADV
fis-1564	68	2	,	,	PUNCT
fis-1564	68	3	the	the	DET
fis-1564	68	4	root	root	NOUN
fis-1564	68	5	cause	cause	NOUN
fis-1564	68	6	of	of	ADP
fis-1564	68	7	the	the	DET
fis-1564	68	8	failure	failure	NOUN
fis-1564	68	9	was	be	AUX
fis-1564	68	10	the	the	DET
fis-1564	68	11	unique	unique	ADJ
fis-1564	68	12	combination	combination	NOUN
fis-1564	68	13	of	of	ADP
fis-1564	68	14	three	three	NUM
fis-1564	68	15	factors	factor	NOUN
fis-1564	68	16	;	;	PUNCT
fis-1564	68	17	the	the	DET
fis-1564	68	18	elimination	elimination	NOUN
fis-1564	68	19	of	of	ADP
fis-1564	68	20	any	any	DET
fis-1564	68	21	one	one	NUM
fis-1564	68	22	of	of	ADP
fis-1564	68	23	which	which	PRON
fis-1564	68	24	,	,	PUNCT
fis-1564	68	25	and	and	CCONJ
fis-1564	68	26	the	the	DET
fis-1564	68	27	rupture	rupture	NOUN
fis-1564	68	28	would	would	AUX
fis-1564	68	29	not	not	PART
fis-1564	68	30	have	have	AUX
fis-1564	68	31	occurred	occur	VERB
fis-1564	68	32	.	.	PUNCT
fis-1564	69	1	b	b	X
fis-1564	69	2	r.d	r.d	PROPN
fis-1564	69	3	.	.	PROPN
fis-1564	69	4	caligiuri	caligiuri	PROPN
fis-1564	69	5	,	,	PUNCT
fis-1564	69	6	frattura	frattura	PROPN
fis-1564	69	7	ed	ed	PROPN
fis-1564	69	8	integrità	integrità	PROPN
fis-1564	69	9	strutturale	strutturale	PROPN
fis-1564	69	10	,	,	PUNCT
fis-1564	69	11	34	34	NUM
fis-1564	69	12	(	(	PUNCT
fis-1564	69	13	2015	2015	NUM
fis-1564	69	14	)	)	PUNCT
fis-1564	69	15	125	125	NUM
fis-1564	69	16	-	-	SYM
fis-1564	69	17	132	132	NUM
fis-1564	69	18	;	;	PUNCT
fis-1564	69	19	doi	doi	NOUN
fis-1564	69	20	:	:	PUNCT
fis-1564	69	21	10.3221	10.3221	NUM
fis-1564	69	22	/	/	SYM
fis-1564	69	23	igf	igf	PROPN
fis-1564	69	24	-	-	PUNCT
fis-1564	69	25	esis.34.13	esis.34.13	NOUN
fis-1564	69	26	128	128	NUM
fis-1564	69	27	figure	figure	NOUN
fis-1564	69	28	3	3	NUM
fis-1564	69	29	:	:	PUNCT
fis-1564	69	30	metallographic	metallographic	ADJ
fis-1564	69	31	image	image	NOUN
fis-1564	69	32	from	from	ADP
fis-1564	69	33	ntsb	ntsb	ADJ
fis-1564	69	34	final	final	ADJ
fis-1564	69	35	report	report	NOUN
fis-1564	69	36	(	(	PUNCT
fis-1564	69	37	fig	fig	NOUN
fis-1564	69	38	.	.	PUNCT
fis-1564	69	39	19a	19a	NUM
fis-1564	69	40	)	)	PUNCT
fis-1564	69	41	that	that	PRON
fis-1564	69	42	shows	show	VERB
fis-1564	69	43	the	the	DET
fis-1564	69	44	single	single	ADJ
fis-1564	69	45	-	-	PUNCT
fis-1564	69	46	side	side	NOUN
fis-1564	69	47	weld	weld	NOUN
fis-1564	69	48	in	in	ADP
fis-1564	69	49	pup	pup	NOUN
fis-1564	69	50	1	1	NUM
fis-1564	69	51	.	.	PUNCT
fis-1564	69	52	fractographic	fractographic	ADJ
fis-1564	69	53	analysis	analysis	NOUN
fis-1564	69	54	of	of	ADP
fis-1564	69	55	the	the	DET
fis-1564	69	56	pup	pup	ADJ
fis-1564	69	57	1	1	NUM
fis-1564	69	58	fracture	fracture	NOUN
fis-1564	69	59	surface	surface	NOUN
fis-1564	69	60	provides	provide	VERB
fis-1564	69	61	clear	clear	ADJ
fis-1564	69	62	evidence	evidence	NOUN
fis-1564	69	63	of	of	ADP
fis-1564	69	64	the	the	DET
fis-1564	69	65	ductile	ductile	NOUN
fis-1564	69	66	tear	tear	NOUN
fis-1564	69	67	and	and	CCONJ
fis-1564	69	68	the	the	DET
fis-1564	69	69	fatigue	fatigue	NOUN
fis-1564	69	70	crack	crack	VERB
fis-1564	69	71	growth	growth	NOUN
fis-1564	69	72	zone	zone	NOUN
fis-1564	69	73	.	.	PUNCT
fis-1564	70	1	a	a	DET
fis-1564	70	2	ductile	ductile	NOUN
fis-1564	70	3	tear	tear	NOUN
fis-1564	70	4	is	be	AUX
fis-1564	70	5	characterized	characterize	VERB
fis-1564	70	6	by	by	ADP
fis-1564	70	7	appreciable	appreciable	ADJ
fis-1564	70	8	plastic	plastic	ADJ
fis-1564	70	9	deformation	deformation	NOUN
fis-1564	70	10	and	and	CCONJ
fis-1564	70	11	energy	energy	NOUN
fis-1564	70	12	dissipation	dissipation	NOUN
fis-1564	70	13	,	,	PUNCT
fis-1564	70	14	and	and	CCONJ
fis-1564	70	15	is	be	AUX
fis-1564	70	16	created	create	VERB
fis-1564	70	17	by	by	ADP
fis-1564	70	18	a	a	DET
fis-1564	70	19	single	single	ADJ
fis-1564	70	20	loading	loading	NOUN
fis-1564	70	21	event	event	NOUN
fis-1564	70	22	.	.	PUNCT
fis-1564	71	1	a	a	DET
fis-1564	71	2	schematic	schematic	ADJ
fis-1564	71	3	from	from	ADP
fis-1564	71	4	the	the	DET
fis-1564	71	5	ntsb	ntsb	ADJ
fis-1564	71	6	final	final	ADJ
fis-1564	71	7	report	report	NOUN
fis-1564	71	8	that	that	PRON
fis-1564	71	9	highlights	highlight	VERB
fis-1564	71	10	the	the	DET
fis-1564	71	11	regions	region	NOUN
fis-1564	71	12	of	of	ADP
fis-1564	71	13	ductile	ductile	NOUN
fis-1564	71	14	tearing	tearing	NOUN
fis-1564	71	15	and	and	CCONJ
fis-1564	71	16	fatigue	fatigue	NOUN
fis-1564	71	17	cracking	cracking	NOUN
fis-1564	71	18	is	be	AUX
fis-1564	71	19	shown	show	VERB
fis-1564	71	20	in	in	ADP
fis-1564	71	21	fig	fig	NOUN
fis-1564	71	22	.	.	PUNCT
fis-1564	72	1	4	4	X
fis-1564	72	2	.	.	X
fis-1564	72	3	ductile	ductile	PROPN
fis-1564	72	4	fracture	fracture	PROPN
fis-1564	72	5	morphology	morphology	NOUN
fis-1564	72	6	,	,	PUNCT
fis-1564	72	7	characterized	characterize	VERB
fis-1564	72	8	by	by	ADP
fis-1564	72	9	microvoid	microvoid	NOUN
fis-1564	72	10	coalescence	coalescence	NOUN
fis-1564	72	11	,	,	PUNCT
fis-1564	72	12	was	be	AUX
fis-1564	72	13	observed	observe	VERB
fis-1564	72	14	within	within	ADP
fis-1564	72	15	the	the	DET
fis-1564	72	16	ductile	ductile	NOUN
fis-1564	72	17	tear	tear	NOUN
fis-1564	72	18	region	region	NOUN
fis-1564	72	19	in	in	ADP
fis-1564	72	20	a	a	DET
fis-1564	72	21	scanning	scanning	NOUN
fis-1564	72	22	electron	electron	NOUN
fis-1564	72	23	microscope	microscope	NOUN
fis-1564	72	24	(	(	PUNCT
fis-1564	72	25	sem	sem	NOUN
fis-1564	72	26	)	)	PUNCT
fis-1564	72	27	,	,	PUNCT
fis-1564	72	28	as	as	SCONJ
fis-1564	72	29	shown	show	VERB
fis-1564	72	30	in	in	ADP
fis-1564	72	31	fig	fig	NOUN
fis-1564	72	32	.	.	PUNCT
fis-1564	73	1	5	5	NUM
fis-1564	73	2	,	,	PUNCT
fis-1564	74	1	and	and	CCONJ
fis-1564	74	2	is	be	AUX
fis-1564	74	3	indicative	indicative	ADJ
fis-1564	74	4	of	of	ADP
fis-1564	74	5	ductile	ductile	NOUN
fis-1564	74	6	tearing	tearing	NOUN
fis-1564	74	7	.	.	PUNCT
fis-1564	75	1	as	as	SCONJ
fis-1564	75	2	indicated	indicate	VERB
fis-1564	75	3	in	in	ADP
fis-1564	75	4	the	the	DET
fis-1564	75	5	ntsb	ntsb	PROPN
fis-1564	75	6	schematic	schematic	ADJ
fis-1564	75	7	reproduced	reproduce	VERB
fis-1564	75	8	in	in	ADP
fis-1564	75	9	fig	fig	NOUN
fis-1564	75	10	.	.	PUNCT
fis-1564	76	1	4	4	NUM
fis-1564	76	2	,	,	PUNCT
fis-1564	76	3	fatigue	fatigue	NOUN
fis-1564	76	4	crack	crack	NOUN
fis-1564	76	5	growth	growth	NOUN
fis-1564	76	6	morphology	morphology	NOUN
fis-1564	76	7	was	be	AUX
fis-1564	76	8	observed	observe	VERB
fis-1564	76	9	between	between	ADP
fis-1564	76	10	the	the	DET
fis-1564	76	11	ductile	ductile	NOUN
fis-1564	76	12	tear	tear	NOUN
fis-1564	76	13	and	and	CCONJ
fis-1564	76	14	the	the	DET
fis-1564	76	15	final	final	ADJ
fis-1564	76	16	brittle	brittle	ADJ
fis-1564	76	17	cleavage	cleavage	NOUN
fis-1564	76	18	fracture	fracture	NOUN
fis-1564	76	19	zone	zone	NOUN
fis-1564	76	20	.	.	PUNCT
fis-1564	77	1	cleavage	cleavage	NOUN
fis-1564	77	2	fracture	fracture	NOUN
fis-1564	77	3	morphology	morphology	NOUN
fis-1564	77	4	is	be	AUX
fis-1564	77	5	characteristic	characteristic	ADJ
fis-1564	77	6	of	of	ADP
fis-1564	77	7	fast	fast	ADJ
fis-1564	77	8	,	,	PUNCT
fis-1564	77	9	unstable	unstable	ADJ
fis-1564	77	10	fracture	fracture	NOUN
fis-1564	77	11	in	in	ADP
fis-1564	77	12	steel	steel	NOUN
fis-1564	77	13	.	.	PUNCT
fis-1564	78	1	cleavage	cleavage	NOUN
fis-1564	78	2	fracture	fracture	NOUN
fis-1564	78	3	morphology	morphology	NOUN
fis-1564	78	4	within	within	ADP
fis-1564	78	5	the	the	DET
fis-1564	78	6	final	final	ADJ
fis-1564	78	7	rupture	rupture	NOUN
fis-1564	78	8	zone	zone	NOUN
fis-1564	78	9	in	in	ADP
fis-1564	78	10	pup	pup	PROPN
fis-1564	78	11	1	1	NUM
fis-1564	78	12	is	be	AUX
fis-1564	78	13	shown	show	VERB
fis-1564	78	14	in	in	ADP
fis-1564	78	15	fig	fig	NOUN
fis-1564	78	16	.	.	PUNCT
fis-1564	79	1	6	6	X
fis-1564	79	2	.	.	X
fis-1564	79	3	figure	figure	VERB
fis-1564	79	4	4	4	NUM
fis-1564	79	5	:	:	PUNCT
fis-1564	79	6	montage	montage	NOUN
fis-1564	79	7	from	from	ADP
fis-1564	79	8	ntsb	ntsb	ADJ
fis-1564	79	9	final	final	ADJ
fis-1564	79	10	report	report	NOUN
fis-1564	79	11	(	(	PUNCT
fis-1564	79	12	fig	fig	NOUN
fis-1564	79	13	.	.	PUNCT
fis-1564	79	14	21	21	NUM
fis-1564	79	15	)	)	PUNCT
fis-1564	80	1	that	that	PRON
fis-1564	80	2	highlights	highlight	VERB
fis-1564	80	3	approximate	approximate	ADJ
fis-1564	80	4	ductile	ductile	NOUN
fis-1564	80	5	tear	tear	NOUN
fis-1564	80	6	(	(	PUNCT
fis-1564	80	7	yellow	yellow	ADJ
fis-1564	80	8	)	)	PUNCT
fis-1564	80	9	and	and	CCONJ
fis-1564	80	10	fatigue	fatigue	NOUN
fis-1564	80	11	crack	crack	VERB
fis-1564	80	12	growth	growth	NOUN
fis-1564	80	13	(	(	PUNCT
fis-1564	80	14	green	green	ADJ
fis-1564	80	15	)	)	PUNCT
fis-1564	80	16	.	.	PUNCT
fis-1564	81	1	figure	figure	VERB
fis-1564	81	2	5	5	NUM
fis-1564	81	3	:	:	PUNCT
fis-1564	81	4	exponent	exponent	NOUN
fis-1564	81	5	sem	sem	PROPN
fis-1564	81	6	image	image	NOUN
fis-1564	81	7	that	that	PRON
fis-1564	81	8	shows	show	VERB
fis-1564	81	9	microvoid	microvoid	NOUN
fis-1564	81	10	coalescence	coalescence	NOUN
fis-1564	81	11	fracture	fracture	NOUN
fis-1564	81	12	morphology	morphology	NOUN
fis-1564	81	13	within	within	ADP
fis-1564	81	14	the	the	DET
fis-1564	81	15	ductile	ductile	NOUN
fis-1564	81	16	tear	tear	NOUN
fis-1564	81	17	(	(	PUNCT
fis-1564	81	18	the	the	DET
fis-1564	81	19	yellow	yellow	ADJ
fis-1564	81	20	area	area	NOUN
fis-1564	81	21	in	in	ADP
fis-1564	81	22	fig	fig	NOUN
fis-1564	81	23	.	.	PUNCT
fis-1564	82	1	3	3	NUM
fis-1564	82	2	)	)	PUNCT
fis-1564	82	3	.	.	PUNCT
fis-1564	83	1	representative	representative	ADJ
fis-1564	83	2	microvoid	microvoid	NOUN
fis-1564	83	3	coalescence	coalescence	NOUN
fis-1564	83	4	morphology	morphology	NOUN
fis-1564	83	5	is	be	AUX
fis-1564	83	6	indicated	indicate	VERB
fis-1564	83	7	within	within	ADP
fis-1564	83	8	the	the	DET
fis-1564	83	9	white	white	PROPN
fis-1564	83	10	box	box	PROPN
fis-1564	83	11	.	.	PUNCT
fis-1564	84	1	r.d	r.d	PROPN
fis-1564	84	2	.	.	PROPN
fis-1564	84	3	caligiuri	caligiuri	PROPN
fis-1564	84	4	,	,	PUNCT
fis-1564	84	5	frattura	frattura	PROPN
fis-1564	84	6	ed	ed	PROPN
fis-1564	84	7	integrità	integrità	PROPN
fis-1564	84	8	strutturale	strutturale	PROPN
fis-1564	84	9	,	,	PUNCT
fis-1564	84	10	34	34	NUM
fis-1564	84	11	(	(	PUNCT
fis-1564	84	12	2015	2015	NUM
fis-1564	84	13	)	)	PUNCT
fis-1564	84	14	125	125	NUM
fis-1564	84	15	-	-	SYM
fis-1564	84	16	132	132	NUM
fis-1564	84	17	;	;	PUNCT
fis-1564	84	18	doi	doi	NOUN
fis-1564	84	19	:	:	PUNCT
fis-1564	84	20	10.3221	10.3221	NUM
fis-1564	84	21	/	/	SYM
fis-1564	84	22	igf	igf	PROPN
fis-1564	84	23	-	-	PUNCT
fis-1564	84	24	esis.34.13	esis.34.13	NOUN
fis-1564	84	25	129	129	NUM
fis-1564	84	26	figure	figure	NOUN
fis-1564	84	27	6	6	NUM
fis-1564	84	28	:	:	PUNCT
fis-1564	84	29	exponent	exponent	NOUN
fis-1564	84	30	sem	sem	NOUN
fis-1564	84	31	image	image	NOUN
fis-1564	84	32	of	of	ADP
fis-1564	84	33	brittle	brittle	ADJ
fis-1564	84	34	cleavage	cleavage	NOUN
fis-1564	84	35	fracture	fracture	NOUN
fis-1564	84	36	morphology	morphology	NOUN
fis-1564	84	37	in	in	ADP
fis-1564	84	38	pup	pup	ADJ
fis-1564	84	39	1	1	NUM
fis-1564	84	40	final	final	ADJ
fis-1564	84	41	rupture	rupture	NOUN
fis-1564	84	42	zone	zone	NOUN
fis-1564	84	43	.	.	PUNCT
fis-1564	85	1	representative	representative	PROPN
fis-1564	85	2	river	river	NOUN
fis-1564	85	3	patterns	pattern	NOUN
fis-1564	85	4	associated	associate	VERB
fis-1564	85	5	with	with	ADP
fis-1564	85	6	cleavage	cleavage	NOUN
fis-1564	85	7	fracture	fracture	NOUN
fis-1564	85	8	are	be	AUX
fis-1564	85	9	indicated	indicate	VERB
fis-1564	85	10	by	by	ADP
fis-1564	85	11	arrows	arrow	NOUN
fis-1564	85	12	.	.	PUNCT
fis-1564	86	1	fatigue	fatigue	NOUN
fis-1564	86	2	cracking	cracking	NOUN
fis-1564	86	3	is	be	AUX
fis-1564	86	4	characterized	characterize	VERB
fis-1564	86	5	by	by	ADP
fis-1564	86	6	stable	stable	ADJ
fis-1564	86	7	crack	crack	NOUN
fis-1564	86	8	growth	growth	NOUN
fis-1564	86	9	that	that	PRON
fis-1564	86	10	occurs	occur	VERB
fis-1564	86	11	incrementally	incrementally	ADV
fis-1564	86	12	over	over	ADP
fis-1564	86	13	time	time	NOUN
fis-1564	86	14	in	in	ADP
fis-1564	86	15	response	response	NOUN
fis-1564	86	16	to	to	ADP
fis-1564	86	17	cyclic	cyclic	ADJ
fis-1564	86	18	loading	loading	NOUN
fis-1564	86	19	.	.	PUNCT
fis-1564	87	1	characteristic	characteristic	ADJ
fis-1564	87	2	features	feature	NOUN
fis-1564	87	3	called	call	VERB
fis-1564	87	4	fatigue	fatigue	NOUN
fis-1564	87	5	striations	striation	NOUN
fis-1564	87	6	,	,	PUNCT
fis-1564	87	7	indicative	indicative	ADJ
fis-1564	87	8	of	of	ADP
fis-1564	87	9	fatigue	fatigue	NOUN
fis-1564	87	10	crack	crack	VERB
fis-1564	87	11	growth	growth	NOUN
fis-1564	87	12	under	under	ADP
fis-1564	87	13	operational	operational	ADJ
fis-1564	87	14	pressure	pressure	NOUN
fis-1564	87	15	fluctuations	fluctuation	NOUN
fis-1564	87	16	,	,	PUNCT
fis-1564	87	17	were	be	AUX
fis-1564	87	18	present	present	ADJ
fis-1564	87	19	at	at	ADP
fis-1564	87	20	greater	great	ADJ
fis-1564	87	21	depths	depth	NOUN
fis-1564	87	22	than	than	ADP
fis-1564	87	23	the	the	DET
fis-1564	87	24	ductile	ductile	NOUN
fis-1564	87	25	tear	tear	NOUN
fis-1564	87	26	as	as	SCONJ
fis-1564	87	27	shown	show	VERB
fis-1564	87	28	in	in	ADP
fis-1564	87	29	fig	fig	NOUN
fis-1564	87	30	.	.	PUNCT
fis-1564	88	1	7	7	X
fis-1564	88	2	.	.	X
fis-1564	88	3	this	this	PRON
fis-1564	88	4	indicates	indicate	VERB
fis-1564	88	5	that	that	SCONJ
fis-1564	88	6	the	the	DET
fis-1564	88	7	creation	creation	NOUN
fis-1564	88	8	of	of	ADP
fis-1564	88	9	the	the	DET
fis-1564	88	10	ductile	ductile	NOUN
fis-1564	88	11	tear	tear	NOUN
fis-1564	88	12	had	have	VERB
fis-1564	88	13	to	to	PART
fis-1564	88	14	have	have	AUX
fis-1564	88	15	preceded	precede	VERB
fis-1564	88	16	the	the	DET
fis-1564	88	17	initiation	initiation	NOUN
fis-1564	88	18	and	and	CCONJ
fis-1564	88	19	growth	growth	NOUN
fis-1564	88	20	of	of	ADP
fis-1564	88	21	the	the	DET
fis-1564	88	22	fatigue	fatigue	NOUN
fis-1564	88	23	cracking	crack	VERB
fis-1564	88	24	.	.	PUNCT
fis-1564	89	1	further	far	ADV
fis-1564	89	2	,	,	PUNCT
fis-1564	89	3	this	this	PRON
fis-1564	89	4	indicates	indicate	VERB
fis-1564	89	5	that	that	SCONJ
fis-1564	89	6	the	the	DET
fis-1564	89	7	magnitude	magnitude	NOUN
fis-1564	89	8	of	of	ADP
fis-1564	89	9	the	the	DET
fis-1564	89	10	single	single	ADJ
fis-1564	89	11	loading	loading	NOUN
fis-1564	89	12	event	event	NOUN
fis-1564	89	13	that	that	PRON
fis-1564	89	14	caused	cause	VERB
fis-1564	89	15	the	the	DET
fis-1564	89	16	ductile	ductile	NOUN
fis-1564	89	17	tear	tear	NOUN
fis-1564	89	18	was	be	AUX
fis-1564	89	19	greater	great	ADJ
fis-1564	89	20	than	than	ADP
fis-1564	89	21	the	the	DET
fis-1564	89	22	operational	operational	ADJ
fis-1564	89	23	pressure	pressure	NOUN
fis-1564	89	24	fluctuations	fluctuation	NOUN
fis-1564	89	25	that	that	PRON
fis-1564	89	26	later	later	ADV
fis-1564	89	27	caused	cause	VERB
fis-1564	89	28	the	the	DET
fis-1564	89	29	fatigue	fatigue	NOUN
fis-1564	89	30	crack	crack	VERB
fis-1564	89	31	growth	growth	NOUN
fis-1564	89	32	.	.	PUNCT
fis-1564	90	1	(	(	PUNCT
fis-1564	90	2	a	a	X
fis-1564	90	3	)	)	PUNCT
fis-1564	90	4	(	(	PUNCT
fis-1564	90	5	b	b	X
fis-1564	90	6	)	)	PUNCT
fis-1564	90	7	figure	figure	NOUN
fis-1564	90	8	7	7	NUM
fis-1564	90	9	:	:	PUNCT
fis-1564	90	10	exponent	exponent	PROPN
fis-1564	90	11	sem	sem	PROPN
fis-1564	90	12	images	image	NOUN
fis-1564	90	13	:	:	PUNCT
fis-1564	90	14	(	(	PUNCT
fis-1564	90	15	a	a	X
fis-1564	90	16	)	)	PUNCT
fis-1564	90	17	fatigue	fatigue	NOUN
fis-1564	90	18	striations	striation	NOUN
fis-1564	90	19	were	be	AUX
fis-1564	90	20	observed	observe	VERB
fis-1564	90	21	within	within	ADP
fis-1564	90	22	regions	region	NOUN
fis-1564	90	23	a	a	PRON
fis-1564	90	24	&	&	CCONJ
fis-1564	90	25	b	b	NOUN
fis-1564	90	26	,	,	PUNCT
fis-1564	90	27	between	between	ADP
fis-1564	90	28	the	the	DET
fis-1564	90	29	ductile	ductile	NOUN
fis-1564	90	30	tear	tear	NOUN
fis-1564	90	31	(	(	PUNCT
fis-1564	90	32	region	region	NOUN
fis-1564	90	33	d	d	NOUN
fis-1564	90	34	)	)	PUNCT
fis-1564	90	35	and	and	CCONJ
fis-1564	90	36	the	the	DET
fis-1564	90	37	final	final	ADJ
fis-1564	90	38	brittle	brittle	ADJ
fis-1564	90	39	fracture	fracture	NOUN
fis-1564	90	40	(	(	PUNCT
fis-1564	90	41	region	region	NOUN
fis-1564	90	42	c	c	PROPN
fis-1564	90	43	)	)	PUNCT
fis-1564	90	44	;	;	PUNCT
fis-1564	90	45	(	(	PUNCT
fis-1564	90	46	b	b	X
fis-1564	90	47	)	)	PUNCT
fis-1564	90	48	close	close	NOUN
fis-1564	90	49	-	-	PUNCT
fis-1564	90	50	up	up	NOUN
fis-1564	90	51	of	of	ADP
fis-1564	90	52	region	region	NOUN
fis-1564	90	53	b	b	PROPN
fis-1564	90	54	in	in	ADP
fis-1564	90	55	image	image	NOUN
fis-1564	90	56	(	(	PUNCT
fis-1564	90	57	a	a	NOUN
fis-1564	90	58	)	)	PUNCT
fis-1564	90	59	,	,	PUNCT
fis-1564	90	60	showing	show	VERB
fis-1564	90	61	representative	representative	ADJ
fis-1564	90	62	fatigue	fatigue	NOUN
fis-1564	90	63	striations	striation	NOUN
fis-1564	90	64	(	(	PUNCT
fis-1564	90	65	within	within	ADP
fis-1564	90	66	the	the	DET
fis-1564	90	67	box	box	NOUN
fis-1564	90	68	)	)	PUNCT
fis-1564	90	69	.	.	PUNCT
fis-1564	91	1	r.d	r.d	PROPN
fis-1564	91	2	.	.	PROPN
fis-1564	91	3	caligiuri	caligiuri	PROPN
fis-1564	91	4	,	,	PUNCT
fis-1564	91	5	frattura	frattura	PROPN
fis-1564	91	6	ed	ed	PROPN
fis-1564	91	7	integrità	integrità	PROPN
fis-1564	91	8	strutturale	strutturale	PROPN
fis-1564	91	9	,	,	PUNCT
fis-1564	91	10	34	34	NUM
fis-1564	91	11	(	(	PUNCT
fis-1564	91	12	2015	2015	NUM
fis-1564	91	13	)	)	PUNCT
fis-1564	91	14	125	125	NUM
fis-1564	91	15	-	-	SYM
fis-1564	91	16	132	132	NUM
fis-1564	91	17	;	;	PUNCT
fis-1564	91	18	doi	doi	NOUN
fis-1564	91	19	:	:	PUNCT
fis-1564	91	20	10.3221	10.3221	NUM
fis-1564	91	21	/	/	SYM
fis-1564	91	22	igf	igf	PROPN
fis-1564	91	23	-	-	PUNCT
fis-1564	91	24	esis.34.13	esis.34.13	NOUN
fis-1564	91	25	130	130	NUM
fis-1564	91	26	burst	burst	ADJ
fis-1564	91	27	pressure	pressure	NOUN
fis-1564	91	28	analysis	analysis	NOUN
fis-1564	91	29	he	he	PRON
fis-1564	91	30	1955	1955	NUM
fis-1564	91	31	american	american	PROPN
fis-1564	91	32	standards	standards	PROPN
fis-1564	91	33	association	association	PROPN
fis-1564	91	34	(	(	PUNCT
fis-1564	91	35	asa	asa	PROPN
fis-1564	91	36	)	)	PUNCT
fis-1564	91	37	b31.1.8	b31.1.8	PROPN
fis-1564	91	38	code	code	NOUN
fis-1564	92	1	[	[	X
fis-1564	92	2	2	2	X
fis-1564	92	3	]	]	PUNCT
fis-1564	92	4	recommended	recommend	VERB
fis-1564	92	5	post	post	ADJ
fis-1564	92	6	-	-	ADJ
fis-1564	92	7	installation	installation	ADJ
fis-1564	92	8	hydrostatic	hydrostatic	ADJ
fis-1564	92	9	testing	testing	NOUN
fis-1564	93	1	[	[	X
fis-1564	93	2	3	3	X
fis-1564	93	3	]	]	PUNCT
fis-1564	93	4	in	in	ADP
fis-1564	93	5	the	the	DET
fis-1564	93	6	field	field	NOUN
fis-1564	93	7	for	for	ADP
fis-1564	93	8	all	all	DET
fis-1564	93	9	gas	gas	NOUN
fis-1564	93	10	transmission	transmission	NOUN
fis-1564	93	11	pipelines	pipeline	NOUN
fis-1564	93	12	expected	expect	VERB
fis-1564	93	13	to	to	PART
fis-1564	93	14	be	be	AUX
fis-1564	93	15	operating	operate	VERB
fis-1564	93	16	above	above	ADP
fis-1564	93	17	30	30	NUM
fis-1564	93	18	%	%	NOUN
fis-1564	93	19	specified	specify	VERB
fis-1564	93	20	minimum	minimum	ADJ
fis-1564	93	21	yield	yield	NOUN
fis-1564	93	22	strength	strength	NOUN
fis-1564	93	23	(	(	PUNCT
fis-1564	93	24	smys	smys	PROPN
fis-1564	93	25	)	)	PUNCT
fis-1564	93	26	.	.	PUNCT
fis-1564	94	1	the	the	DET
fis-1564	94	2	1955	1955	NUM
fis-1564	94	3	asa	asa	PROPN
fis-1564	94	4	b31.1.8	b31.1.8	PROPN
fis-1564	94	5	code	code	NOUN
fis-1564	94	6	provision	provision	NOUN
fis-1564	94	7	regarding	regard	VERB
fis-1564	94	8	hydrostatic	hydrostatic	ADJ
fis-1564	94	9	testing	testing	NOUN
fis-1564	94	10	was	be	AUX
fis-1564	94	11	not	not	PART
fis-1564	94	12	mandatory	mandatory	ADJ
fis-1564	94	13	;	;	PUNCT
fis-1564	94	14	rather	rather	ADV
fis-1564	94	15	it	it	PRON
fis-1564	94	16	provided	provide	VERB
fis-1564	94	17	industry	industry	NOUN
fis-1564	94	18	guidance	guidance	NOUN
fis-1564	94	19	.	.	PUNCT
fis-1564	95	1	the	the	DET
fis-1564	95	2	1955	1955	NUM
fis-1564	95	3	asa	asa	PROPN
fis-1564	95	4	b31.1.8	b31.1.8	PROPN
fis-1564	95	5	hydrostatic	hydrostatic	ADJ
fis-1564	95	6	testing	testing	NOUN
fis-1564	95	7	recommendation	recommendation	NOUN
fis-1564	95	8	was	be	AUX
fis-1564	95	9	the	the	DET
fis-1564	95	10	first	first	ADJ
fis-1564	95	11	time	time	NOUN
fis-1564	95	12	any	any	DET
fis-1564	95	13	voluntary	voluntary	ADJ
fis-1564	95	14	industry	industry	NOUN
fis-1564	95	15	guidelines	guideline	NOUN
fis-1564	95	16	had	have	AUX
fis-1564	95	17	recommended	recommend	VERB
fis-1564	95	18	hydrostatic	hydrostatic	ADJ
fis-1564	95	19	testing	testing	NOUN
fis-1564	95	20	.	.	PUNCT
fis-1564	96	1	the	the	DET
fis-1564	96	2	preceding	precede	VERB
fis-1564	96	3	1952	1952	NUM
fis-1564	96	4	asa	asa	PROPN
fis-1564	96	5	code	code	NOUN
fis-1564	96	6	gave	give	VERB
fis-1564	96	7	hydrostatic	hydrostatic	ADJ
fis-1564	96	8	testing	testing	NOUN
fis-1564	96	9	little	little	ADJ
fis-1564	96	10	mention	mention	NOUN
fis-1564	96	11	,	,	PUNCT
fis-1564	96	12	noting	note	VERB
fis-1564	96	13	that	that	SCONJ
fis-1564	96	14	pipeline	pipeline	NOUN
fis-1564	96	15	operators	operator	NOUN
fis-1564	96	16	“	"	PUNCT
fis-1564	96	17	may	may	AUX
fis-1564	96	18	”	"	PUNCT
fis-1564	96	19	use	use	VERB
fis-1564	96	20	hydrostatic	hydrostatic	ADJ
fis-1564	96	21	testing	testing	NOUN
fis-1564	96	22	.	.	PUNCT
fis-1564	97	1	in	in	ADP
fis-1564	97	2	a	a	DET
fis-1564	97	3	series	series	NOUN
fis-1564	97	4	of	of	ADP
fis-1564	97	5	1954	1954	NUM
fis-1564	97	6	articles	article	NOUN
fis-1564	97	7	,	,	PUNCT
fis-1564	97	8	the	the	DET
fis-1564	97	9	chairman	chairman	NOUN
fis-1564	97	10	of	of	ADP
fis-1564	97	11	the	the	DET
fis-1564	97	12	asa	asa	PROPN
fis-1564	97	13	committee	committee	NOUN
fis-1564	97	14	charged	charge	VERB
fis-1564	97	15	with	with	ADP
fis-1564	97	16	drafting	draft	VERB
fis-1564	97	17	the	the	DET
fis-1564	97	18	1955	1955	NUM
fis-1564	97	19	b31.1.8	b31.1.8	PROPN
fis-1564	97	20	provisions	provision	NOUN
fis-1564	97	21	noted	note	VERB
fis-1564	97	22	that	that	SCONJ
fis-1564	97	23	“	"	PUNCT
fis-1564	97	24	it	it	PRON
fis-1564	97	25	was	be	AUX
fis-1564	97	26	quite	quite	ADV
fis-1564	97	27	general	general	ADJ
fis-1564	97	28	practice	practice	NOUN
fis-1564	97	29	in	in	ADP
fis-1564	97	30	the	the	DET
fis-1564	97	31	gas	gas	NOUN
fis-1564	97	32	industry	industry	NOUN
fis-1564	97	33	”	"	PUNCT
fis-1564	97	34	not	not	PART
fis-1564	97	35	to	to	PART
fis-1564	97	36	hydrostatically	hydrostatically	ADV
fis-1564	97	37	test	test	NOUN
fis-1564	97	38	pipelines	pipeline	NOUN
fis-1564	97	39	.	.	PUNCT
fis-1564	98	1	by	by	ADP
fis-1564	98	2	1956	1956	NUM
fis-1564	98	3	,	,	PUNCT
fis-1564	98	4	when	when	SCONJ
fis-1564	98	5	segment	segment	NOUN
fis-1564	98	6	180	180	NUM
fis-1564	98	7	was	be	AUX
fis-1564	98	8	being	be	AUX
fis-1564	98	9	installed	instal	VERB
fis-1564	98	10	,	,	PUNCT
fis-1564	98	11	the	the	DET
fis-1564	98	12	situation	situation	NOUN
fis-1564	98	13	had	have	AUX
fis-1564	98	14	changed	change	VERB
fis-1564	98	15	little	little	ADJ
fis-1564	98	16	,	,	PUNCT
fis-1564	98	17	as	as	SCONJ
fis-1564	98	18	the	the	DET
fis-1564	98	19	gas	gas	NOUN
fis-1564	98	20	pipeline	pipeline	NOUN
fis-1564	98	21	industry	industry	NOUN
fis-1564	98	22	had	have	VERB
fis-1564	98	23	yet	yet	ADV
fis-1564	98	24	to	to	PART
fis-1564	98	25	widely	widely	ADV
fis-1564	98	26	adopt	adopt	VERB
fis-1564	98	27	hydrostatic	hydrostatic	ADJ
fis-1564	98	28	testing	testing	NOUN
fis-1564	98	29	.	.	PUNCT
fis-1564	99	1	regulations	regulation	NOUN
fis-1564	99	2	requiring	require	VERB
fis-1564	99	3	hydrostatic	hydrostatic	ADJ
fis-1564	99	4	testing	testing	NOUN
fis-1564	99	5	of	of	ADP
fis-1564	99	6	new	new	ADJ
fis-1564	99	7	pipelines	pipeline	NOUN
fis-1564	99	8	did	do	AUX
fis-1564	99	9	not	not	PART
fis-1564	99	10	go	go	VERB
fis-1564	99	11	into	into	ADP
fis-1564	99	12	effect	effect	NOUN
fis-1564	99	13	in	in	ADP
fis-1564	99	14	california	california	PROPN
fis-1564	99	15	until	until	ADP
fis-1564	99	16	1961	1961	NUM
fis-1564	99	17	and	and	CCONJ
fis-1564	99	18	under	under	ADP
fis-1564	99	19	federal	federal	ADJ
fis-1564	99	20	law	law	NOUN
fis-1564	99	21	until	until	ADP
fis-1564	99	22	the	the	DET
fis-1564	99	23	1970s	1970s	NUM
fis-1564	99	24	.	.	PUNCT
fis-1564	100	1	the	the	DET
fis-1564	100	2	ductile	ductile	NOUN
fis-1564	100	3	tear	tear	NOUN
fis-1564	100	4	evident	evident	ADJ
fis-1564	100	5	in	in	ADP
fis-1564	100	6	the	the	DET
fis-1564	100	7	weld	weld	NOUN
fis-1564	100	8	seam	seam	NOUN
fis-1564	100	9	at	at	ADP
fis-1564	100	10	the	the	DET
fis-1564	100	11	pup	pup	ADJ
fis-1564	100	12	1	1	NUM
fis-1564	100	13	rupture	rupture	NOUN
fis-1564	100	14	origin	origin	NOUN
fis-1564	100	15	occurred	occur	VERB
fis-1564	100	16	by	by	ADP
fis-1564	100	17	two	two	NUM
fis-1564	100	18	distinctly	distinctly	ADV
fis-1564	100	19	different	different	ADJ
fis-1564	100	20	fracture	fracture	NOUN
fis-1564	100	21	mechanisms	mechanism	NOUN
fis-1564	100	22	:	:	PUNCT
fis-1564	100	23	tearing	tear	VERB
fis-1564	100	24	and	and	CCONJ
fis-1564	100	25	fatigue	fatigue	NOUN
fis-1564	100	26	crack	crack	NOUN
fis-1564	100	27	growth	growth	NOUN
fis-1564	100	28	.	.	PUNCT
fis-1564	101	1	tearing	tear	VERB
fis-1564	101	2	occurs	occur	NOUN
fis-1564	101	3	by	by	ADP
fis-1564	101	4	a	a	DET
fis-1564	101	5	ductile	ductile	NOUN
fis-1564	101	6	fracture	fracture	NOUN
fis-1564	101	7	mechanism	mechanism	NOUN
fis-1564	101	8	characterized	characterize	VERB
fis-1564	101	9	by	by	ADP
fis-1564	101	10	relatively	relatively	ADV
fis-1564	101	11	wide	wide	ADJ
fis-1564	101	12	-	-	PUNCT
fis-1564	101	13	scale	scale	NOUN
fis-1564	101	14	plastic	plastic	NOUN
fis-1564	101	15	deformation	deformation	NOUN
fis-1564	101	16	that	that	PRON
fis-1564	101	17	typically	typically	ADV
fis-1564	101	18	produces	produce	VERB
fis-1564	101	19	a	a	DET
fis-1564	101	20	blunt	blunt	ADJ
fis-1564	101	21	tip	tip	NOUN
fis-1564	101	22	along	along	ADP
fis-1564	101	23	the	the	DET
fis-1564	101	24	leading	lead	VERB
fis-1564	101	25	edge	edge	NOUN
fis-1564	101	26	of	of	ADP
fis-1564	101	27	the	the	DET
fis-1564	101	28	tear	tear	NOUN
fis-1564	101	29	.	.	PUNCT
fis-1564	102	1	(	(	PUNCT
fis-1564	102	2	conversely	conversely	ADV
fis-1564	102	3	,	,	PUNCT
fis-1564	102	4	the	the	DET
fis-1564	102	5	final	final	ADJ
fis-1564	102	6	rupture	rupture	NOUN
fis-1564	102	7	of	of	ADP
fis-1564	102	8	the	the	DET
fis-1564	102	9	pup	pup	ADJ
fis-1564	102	10	1	1	NUM
fis-1564	102	11	weld	weld	NOUN
fis-1564	102	12	occurred	occur	VERB
fis-1564	102	13	by	by	ADP
fis-1564	102	14	a	a	DET
fis-1564	102	15	brittle	brittle	ADJ
fis-1564	102	16	cleavage	cleavage	NOUN
fis-1564	102	17	fracture	fracture	NOUN
fis-1564	102	18	mechanism	mechanism	NOUN
fis-1564	102	19	,	,	PUNCT
fis-1564	102	20	which	which	PRON
fis-1564	102	21	is	be	AUX
fis-1564	102	22	characterized	characterize	VERB
fis-1564	102	23	by	by	ADP
fis-1564	102	24	relatively	relatively	ADV
fis-1564	102	25	small	small	ADJ
fis-1564	102	26	scale	scale	NOUN
fis-1564	102	27	plastic	plastic	NOUN
fis-1564	102	28	deformation	deformation	NOUN
fis-1564	102	29	,	,	PUNCT
fis-1564	102	30	a	a	DET
fis-1564	102	31	sharp	sharp	ADJ
fis-1564	102	32	crack	crack	NOUN
fis-1564	102	33	tip	tip	NOUN
fis-1564	102	34	,	,	PUNCT
fis-1564	102	35	and	and	CCONJ
fis-1564	102	36	rapid	rapid	ADJ
fis-1564	102	37	,	,	PUNCT
fis-1564	102	38	unstable	unstable	ADJ
fis-1564	102	39	propagation	propagation	NOUN
fis-1564	102	40	.	.	PUNCT
fis-1564	102	41	)	)	PUNCT
fis-1564	103	1	the	the	DET
fis-1564	103	2	leading	lead	VERB
fis-1564	103	3	edge	edge	NOUN
fis-1564	103	4	of	of	ADP
fis-1564	103	5	the	the	DET
fis-1564	103	6	ductile	ductile	NOUN
fis-1564	103	7	tear	tear	NOUN
fis-1564	103	8	in	in	ADP
fis-1564	103	9	pup	pup	NOUN
fis-1564	103	10	1	1	NUM
fis-1564	103	11	had	have	AUX
fis-1564	103	12	been	be	AUX
fis-1564	103	13	transformed	transform	VERB
fis-1564	103	14	from	from	ADP
fis-1564	103	15	a	a	DET
fis-1564	103	16	blunt	blunt	ADJ
fis-1564	103	17	tear	tear	NOUN
fis-1564	103	18	tip	tip	NOUN
fis-1564	103	19	to	to	ADP
fis-1564	103	20	a	a	DET
fis-1564	103	21	sharp	sharp	ADJ
fis-1564	103	22	crack	crack	NOUN
fis-1564	103	23	tip	tip	NOUN
fis-1564	103	24	by	by	ADP
fis-1564	103	25	fatigue	fatigue	NOUN
fis-1564	103	26	crack	crack	NOUN
fis-1564	103	27	initiation	initiation	NOUN
fis-1564	103	28	and	and	CCONJ
fis-1564	103	29	growth	growth	NOUN
fis-1564	103	30	,	,	PUNCT
fis-1564	103	31	which	which	PRON
fis-1564	103	32	occurred	occur	VERB
fis-1564	103	33	over	over	ADP
fis-1564	103	34	a	a	DET
fis-1564	103	35	relatively	relatively	ADV
fis-1564	103	36	long	long	ADJ
fis-1564	103	37	period	period	NOUN
fis-1564	103	38	of	of	ADP
fis-1564	103	39	time	time	NOUN
fis-1564	103	40	due	due	ADP
fis-1564	103	41	to	to	ADP
fis-1564	103	42	normal	normal	ADJ
fis-1564	103	43	operational	operational	ADJ
fis-1564	103	44	pressure	pressure	NOUN
fis-1564	103	45	fluctuations	fluctuation	NOUN
fis-1564	103	46	in	in	ADP
fis-1564	103	47	the	the	DET
fis-1564	103	48	pipeline	pipeline	NOUN
fis-1564	103	49	.	.	PUNCT
fis-1564	104	1	fatigue	fatigue	NOUN
fis-1564	104	2	crack	crack	VERB
fis-1564	104	3	initiation	initiation	NOUN
fis-1564	104	4	and	and	CCONJ
fis-1564	104	5	growth	growth	NOUN
fis-1564	104	6	is	be	AUX
fis-1564	104	7	a	a	DET
fis-1564	104	8	fracture	fracture	ADJ
fis-1564	104	9	mechanism	mechanism	NOUN
fis-1564	104	10	that	that	PRON
fis-1564	104	11	occurs	occur	VERB
fis-1564	104	12	under	under	ADP
fis-1564	104	13	cyclic	cyclic	ADJ
fis-1564	104	14	application	application	NOUN
fis-1564	104	15	of	of	ADP
fis-1564	104	16	loads	load	NOUN
fis-1564	104	17	typically	typically	ADV
fis-1564	104	18	well	well	ADV
fis-1564	104	19	below	below	ADP
fis-1564	104	20	those	those	PRON
fis-1564	104	21	needed	need	VERB
fis-1564	104	22	to	to	PART
fis-1564	104	23	cause	cause	VERB
fis-1564	104	24	fracture	fracture	NOUN
fis-1564	104	25	instability	instability	NOUN
fis-1564	104	26	or	or	CCONJ
fis-1564	104	27	rupture	rupture	NOUN
fis-1564	104	28	.	.	PUNCT
fis-1564	105	1	it	it	PRON
fis-1564	105	2	is	be	AUX
fis-1564	105	3	worth	worth	ADJ
fis-1564	105	4	noting	note	VERB
fis-1564	105	5	here	here	ADV
fis-1564	105	6	that	that	SCONJ
fis-1564	105	7	fatigue	fatigue	NOUN
fis-1564	105	8	crack	crack	VERB
fis-1564	105	9	initiation	initiation	NOUN
fis-1564	105	10	and	and	CCONJ
fis-1564	105	11	growth	growth	NOUN
fis-1564	105	12	is	be	AUX
fis-1564	105	13	typically	typically	ADV
fis-1564	105	14	not	not	PART
fis-1564	105	15	a	a	DET
fis-1564	105	16	concern	concern	NOUN
fis-1564	105	17	for	for	ADP
fis-1564	105	18	gas	gas	NOUN
fis-1564	105	19	transmission	transmission	NOUN
fis-1564	105	20	pipelines	pipeline	NOUN
fis-1564	105	21	because	because	SCONJ
fis-1564	105	22	such	such	ADJ
fis-1564	105	23	pipelines	pipeline	NOUN
fis-1564	105	24	generally	generally	ADV
fis-1564	105	25	operate	operate	VERB
fis-1564	105	26	with	with	ADP
fis-1564	105	27	fewer	few	ADJ
fis-1564	105	28	and	and	CCONJ
fis-1564	105	29	smaller	small	ADJ
fis-1564	105	30	pressure	pressure	NOUN
fis-1564	105	31	fluctuations	fluctuation	NOUN
fis-1564	105	32	compared	compare	VERB
fis-1564	105	33	to	to	ADP
fis-1564	105	34	liquid	liquid	ADJ
fis-1564	105	35	transmission	transmission	NOUN
fis-1564	105	36	pipelines	pipeline	NOUN
fis-1564	105	37	.	.	PUNCT
fis-1564	106	1	this	this	PRON
fis-1564	106	2	is	be	AUX
fis-1564	106	3	because	because	SCONJ
fis-1564	106	4	liquids	liquid	NOUN
fis-1564	106	5	are	be	AUX
fis-1564	106	6	virtually	virtually	ADV
fis-1564	106	7	incompressible	incompressible	ADJ
fis-1564	106	8	,	,	PUNCT
fis-1564	106	9	whereas	whereas	SCONJ
fis-1564	106	10	gas	gas	NOUN
fis-1564	106	11	is	be	AUX
fis-1564	106	12	highly	highly	ADV
fis-1564	106	13	compressible	compressible	ADJ
fis-1564	106	14	.	.	PUNCT
fis-1564	107	1	available	available	ADJ
fis-1564	107	2	data	datum	NOUN
fis-1564	107	3	from	from	ADP
fis-1564	107	4	pg&e	pg&e	PROPN
fis-1564	107	5	pressure	pressure	NOUN
fis-1564	107	6	records	record	NOUN
fis-1564	107	7	for	for	ADP
fis-1564	107	8	line	line	NOUN
fis-1564	107	9	132	132	NUM
fis-1564	107	10	are	be	AUX
fis-1564	107	11	consistent	consistent	ADJ
fis-1564	107	12	with	with	ADP
fis-1564	107	13	this	this	DET
fis-1564	107	14	general	general	ADJ
fis-1564	107	15	observation	observation	NOUN
fis-1564	107	16	of	of	ADP
fis-1564	107	17	relatively	relatively	ADV
fis-1564	107	18	small	small	ADJ
fis-1564	107	19	pressure	pressure	NOUN
fis-1564	107	20	fluctuations	fluctuation	NOUN
fis-1564	107	21	.	.	PUNCT
fis-1564	108	1	burst	burst	ADJ
fis-1564	108	2	pressure	pressure	NOUN
fis-1564	108	3	is	be	AUX
fis-1564	108	4	the	the	DET
fis-1564	108	5	internal	internal	ADJ
fis-1564	108	6	pressure	pressure	NOUN
fis-1564	108	7	at	at	ADP
fis-1564	108	8	which	which	PRON
fis-1564	108	9	pipe	pipe	NOUN
fis-1564	108	10	rupture	rupture	NOUN
fis-1564	108	11	occurs	occur	VERB
fis-1564	108	12	.	.	PUNCT
fis-1564	109	1	it	it	PRON
fis-1564	109	2	is	be	AUX
fis-1564	109	3	possible	possible	ADJ
fis-1564	109	4	to	to	PART
fis-1564	109	5	generally	generally	ADV
fis-1564	109	6	reproduce	reproduce	VERB
fis-1564	109	7	the	the	DET
fis-1564	109	8	burst	burst	ADJ
fis-1564	109	9	pressures	pressure	NOUN
fis-1564	109	10	calculated	calculate	VERB
fis-1564	109	11	by	by	ADP
fis-1564	109	12	the	the	DET
fis-1564	109	13	ntsb	ntsb	NOUN
fis-1564	109	14	for	for	ADP
fis-1564	109	15	pups	pup	NOUN
fis-1564	109	16	1	1	NUM
fis-1564	109	17	,	,	PUNCT
fis-1564	109	18	2	2	NUM
fis-1564	109	19	,	,	PUNCT
fis-1564	109	20	and	and	CCONJ
fis-1564	109	21	3	3	NUM
fis-1564	109	22	using	use	VERB
fis-1564	109	23	the	the	DET
fis-1564	109	24	pertinent	pertinent	NOUN
fis-1564	109	25	,	,	PUNCT
fis-1564	109	26	accepted	accept	VERB
fis-1564	109	27	asme	asme	PROPN
fis-1564	109	28	standard	standard	PROPN
fis-1564	109	29	,	,	PUNCT
fis-1564	109	30	b31	b31	PROPN
fis-1564	109	31	g.	g.	PROPN
fis-1564	109	32	asme	asme	PROPN
fis-1564	109	33	b31	b31	PROPN
fis-1564	109	34	g	g	PROPN
fis-1564	109	35	is	be	AUX
fis-1564	109	36	used	use	VERB
fis-1564	109	37	to	to	PART
fis-1564	109	38	calculate	calculate	VERB
fis-1564	109	39	the	the	DET
fis-1564	109	40	failure	failure	NOUN
fis-1564	109	41	pressure	pressure	NOUN
fis-1564	109	42	of	of	ADP
fis-1564	109	43	pipes	pipe	NOUN
fis-1564	109	44	with	with	ADP
fis-1564	109	45	metal	metal	NOUN
fis-1564	109	46	loss	loss	NOUN
fis-1564	109	47	,	,	PUNCT
fis-1564	109	48	which	which	PRON
fis-1564	109	49	was	be	AUX
fis-1564	109	50	the	the	DET
fis-1564	109	51	situation	situation	NOUN
fis-1564	109	52	present	present	ADJ
fis-1564	109	53	in	in	ADP
fis-1564	109	54	pups	pup	NOUN
fis-1564	109	55	1	1	NUM
fis-1564	109	56	,	,	PUNCT
fis-1564	109	57	2	2	NUM
fis-1564	109	58	,	,	PUNCT
fis-1564	109	59	and	and	CCONJ
fis-1564	109	60	3	3	NUM
fis-1564	109	61	due	due	ADP
fis-1564	109	62	to	to	ADP
fis-1564	109	63	the	the	DET
fis-1564	109	64	missing	miss	VERB
fis-1564	109	65	internal	internal	ADJ
fis-1564	109	66	weld	weld	NOUN
fis-1564	109	67	.	.	PUNCT
fis-1564	110	1	burst	burst	ADJ
fis-1564	110	2	pressure	pressure	NOUN
fis-1564	110	3	calculations	calculation	NOUN
fis-1564	110	4	per	per	ADP
fis-1564	110	5	b31	b31	NOUN
fis-1564	110	6	g	g	PROPN
fis-1564	110	7	were	be	AUX
fis-1564	110	8	performed	perform	VERB
fis-1564	110	9	using	use	VERB
fis-1564	110	10	the	the	DET
fis-1564	110	11	level-2	level-2	NUM
fis-1564	110	12	evaluation	evaluation	NOUN
fis-1564	110	13	technique	technique	NOUN
fis-1564	110	14	(	(	PUNCT
fis-1564	110	15	rstreng	rstreng	NOUN
fis-1564	110	16	method	method	PROPN
fis-1564	110	17	)	)	PUNCT
fis-1564	110	18	,	,	PUNCT
fis-1564	110	19	also	also	ADV
fis-1564	110	20	called	call	VERB
fis-1564	110	21	the	the	DET
fis-1564	110	22	effective	effective	ADJ
fis-1564	110	23	area	area	NOUN
fis-1564	110	24	method	method	NOUN
fis-1564	110	25	.	.	PUNCT
fis-1564	111	1	this	this	DET
fis-1564	111	2	method	method	NOUN
fis-1564	111	3	allows	allow	VERB
fis-1564	111	4	for	for	ADP
fis-1564	111	5	a	a	DET
fis-1564	111	6	longitudinal	longitudinal	ADJ
fis-1564	111	7	metal	metal	NOUN
fis-1564	111	8	loss	loss	NOUN
fis-1564	111	9	profile	profile	NOUN
fis-1564	111	10	that	that	PRON
fis-1564	111	11	varies	vary	VERB
fis-1564	111	12	in	in	ADP
fis-1564	111	13	depth	depth	NOUN
fis-1564	111	14	along	along	ADP
fis-1564	111	15	the	the	DET
fis-1564	111	16	flaw	flaw	NOUN
fis-1564	111	17	.	.	PUNCT
fis-1564	112	1	two	two	NUM
fis-1564	112	2	flaw	flaw	NOUN
fis-1564	112	3	depth	depth	NOUN
fis-1564	112	4	profiles	profile	NOUN
fis-1564	112	5	were	be	AUX
fis-1564	112	6	analyzed	analyze	VERB
fis-1564	112	7	:	:	PUNCT
fis-1564	112	8	(	(	PUNCT
fis-1564	112	9	1	1	X
fis-1564	112	10	)	)	PUNCT
fis-1564	112	11	a	a	DET
fis-1564	112	12	depth	depth	NOUN
fis-1564	112	13	profile	profile	NOUN
fis-1564	112	14	that	that	PRON
fis-1564	112	15	only	only	ADV
fis-1564	112	16	included	include	VERB
fis-1564	112	17	the	the	DET
fis-1564	112	18	incomplete	incomplete	ADJ
fis-1564	112	19	weld	weld	NOUN
fis-1564	112	20	(	(	PUNCT
fis-1564	112	21	not	not	PART
fis-1564	112	22	including	include	VERB
fis-1564	112	23	the	the	DET
fis-1564	112	24	ductile	ductile	NOUN
fis-1564	112	25	tear	tear	NOUN
fis-1564	112	26	)	)	PUNCT
fis-1564	112	27	,	,	PUNCT
fis-1564	112	28	as	as	SCONJ
fis-1564	112	29	conducted	conduct	VERB
fis-1564	112	30	by	by	ADP
fis-1564	112	31	the	the	DET
fis-1564	112	32	ntsb	ntsb	NOUN
fis-1564	112	33	;	;	PUNCT
fis-1564	112	34	and	and	CCONJ
fis-1564	112	35	(	(	PUNCT
fis-1564	112	36	2	2	X
fis-1564	112	37	)	)	PUNCT
fis-1564	112	38	a	a	DET
fis-1564	112	39	depth	depth	NOUN
fis-1564	112	40	profile	profile	NOUN
fis-1564	112	41	that	that	PRON
fis-1564	112	42	included	include	VERB
fis-1564	112	43	both	both	CCONJ
fis-1564	112	44	the	the	DET
fis-1564	112	45	incomplete	incomplete	ADJ
fis-1564	112	46	weld	weld	NOUN
fis-1564	112	47	and	and	CCONJ
fis-1564	112	48	the	the	DET
fis-1564	112	49	2.4	2.4	NUM
fis-1564	112	50	-	-	PUNCT
fis-1564	112	51	inch	inch	NOUN
fis-1564	112	52	(	(	PUNCT
fis-1564	112	53	0.06	0.06	NUM
fis-1564	112	54	m	m	NOUN
fis-1564	112	55	)	)	PUNCT
fis-1564	112	56	blunt	blunt	NOUN
fis-1564	112	57	tipped	tip	VERB
fis-1564	112	58	ductile	ductile	NOUN
fis-1564	112	59	tear	tear	NOUN
fis-1564	112	60	.	.	PUNCT
fis-1564	113	1	average	average	ADJ
fis-1564	113	2	wall	wall	PROPN
fis-1564	113	3	thickness	thickness	PROPN
fis-1564	113	4	values	value	NOUN
fis-1564	113	5	were	be	AUX
fis-1564	113	6	taken	take	VERB
fis-1564	113	7	from	from	ADP
fis-1564	113	8	ntsb	ntsb	NOUN
fis-1564	113	9	report	report	NOUN
fis-1564	113	10	11	11	NUM
fis-1564	113	11	-	-	SYM
fis-1564	113	12	056	056	NUM
fis-1564	114	1	[	[	X
fis-1564	114	2	4	4	NUM
fis-1564	114	3	]	]	PUNCT
fis-1564	114	4	.	.	PUNCT
fis-1564	115	1	the	the	DET
fis-1564	115	2	yield	yield	NOUN
fis-1564	115	3	stresses	stress	NOUN
fis-1564	115	4	used	use	VERB
fis-1564	115	5	in	in	ADP
fis-1564	115	6	the	the	DET
fis-1564	115	7	b31	b31	NOUN
fis-1564	115	8	g	g	PROPN
fis-1564	115	9	calculations	calculation	NOUN
fis-1564	115	10	were	be	AUX
fis-1564	115	11	taken	take	VERB
fis-1564	115	12	from	from	ADP
fis-1564	115	13	ntsb	ntsb	ADJ
fis-1564	115	14	hardness	hardness	NOUN
fis-1564	115	15	-	-	PUNCT
fis-1564	115	16	based	base	VERB
fis-1564	115	17	estimates	estimate	NOUN
fis-1564	115	18	for	for	ADP
fis-1564	115	19	each	each	DET
fis-1564	115	20	pup	pup	NOUN
fis-1564	115	21	presented	present	VERB
fis-1564	115	22	in	in	ADP
fis-1564	115	23	ntsb	ntsb	PROPN
fis-1564	115	24	report	report	NOUN
fis-1564	115	25	11	11	NUM
fis-1564	115	26	-	-	NUM
fis-1564	115	27	057	057	NUM
fis-1564	116	1	[	[	X
fis-1564	116	2	5	5	NUM
fis-1564	116	3	]	]	PUNCT
fis-1564	116	4	.	.	PUNCT
fis-1564	117	1	the	the	DET
fis-1564	117	2	results	result	NOUN
fis-1564	117	3	of	of	ADP
fis-1564	117	4	the	the	DET
fis-1564	117	5	asme	asme	PROPN
fis-1564	117	6	b31	b31	PROPN
fis-1564	117	7	g	g	PROPN
fis-1564	117	8	analyses	analysis	NOUN
fis-1564	117	9	depend	depend	VERB
fis-1564	117	10	on	on	ADP
fis-1564	117	11	a	a	DET
fis-1564	117	12	material	material	NOUN
fis-1564	117	13	property	property	NOUN
fis-1564	117	14	known	know	VERB
fis-1564	117	15	as	as	ADP
fis-1564	117	16	the	the	DET
fis-1564	117	17	flow	flow	NOUN
fis-1564	117	18	stress	stress	NOUN
fis-1564	117	19	,	,	PUNCT
fis-1564	117	20	which	which	PRON
fis-1564	117	21	is	be	AUX
fis-1564	117	22	defined	define	VERB
fis-1564	117	23	as	as	ADP
fis-1564	117	24	the	the	DET
fis-1564	117	25	stress	stress	NOUN
fis-1564	117	26	required	require	VERB
fis-1564	117	27	to	to	PART
fis-1564	117	28	cause	cause	VERB
fis-1564	117	29	large	large	ADJ
fis-1564	117	30	-	-	PUNCT
fis-1564	117	31	scale	scale	NOUN
fis-1564	117	32	plastic	plastic	NOUN
fis-1564	117	33	deformation	deformation	NOUN
fis-1564	117	34	in	in	ADP
fis-1564	117	35	a	a	DET
fis-1564	117	36	metal	metal	NOUN
fis-1564	117	37	.	.	PUNCT
fis-1564	118	1	the	the	DET
fis-1564	118	2	b31	b31	PROPN
fis-1564	118	3	g	g	PROPN
fis-1564	118	4	standard	standard	PROPN
fis-1564	118	5	presents	present	VERB
fis-1564	118	6	three	three	NUM
fis-1564	118	7	different	different	ADJ
fis-1564	118	8	methods	method	NOUN
fis-1564	118	9	for	for	ADP
fis-1564	118	10	estimating	estimate	VERB
fis-1564	118	11	the	the	DET
fis-1564	118	12	flow	flow	NOUN
fis-1564	118	13	stress	stress	NOUN
fis-1564	118	14	σflow	σflow	NOUN
fis-1564	118	15	:	:	PUNCT
fis-1564	118	16	1.1flow	1.1flow	NUM
fis-1564	118	17	y	y	ADJ
fis-1564	118	18			NOUN
fis-1564	118	19			NOUN
fis-1564	118	20	(	(	PUNCT
fis-1564	118	21	1	1	NUM
fis-1564	118	22	)	)	PUNCT
fis-1564	118	23			NOUN
fis-1564	118	24	10	10	PUNCT
fis-1564	119	1	68.9flow	68.9flow	NUM
fis-1564	119	2	y	y	PROPN
fis-1564	119	3	ksi	ksi	PROPN
fis-1564	119	4	mpa	mpa	PROPN
fis-1564	119	5			PROPN
fis-1564	119	6			PUNCT
fis-1564	119	7	(	(	PUNCT
fis-1564	119	8	2	2	NUM
fis-1564	119	9	)	)	PUNCT
fis-1564	119	10			NOUN
fis-1564	119	11	/	/	PUNCT
fis-1564	120	1	2flow	2flow	NUM
fis-1564	120	2	y	y	PROPN
fis-1564	120	3	uts	uts	PRON
fis-1564	120	4			PROPN
fis-1564	120	5			PUNCT
fis-1564	120	6	(	(	PUNCT
fis-1564	120	7	3	3	X
fis-1564	120	8	)	)	PUNCT
fis-1564	120	9	in	in	ADP
fis-1564	120	10	these	these	DET
fis-1564	120	11	formulas	formula	NOUN
fis-1564	120	12	,	,	PUNCT
fis-1564	120	13	σflow	σflow	ADJ
fis-1564	120	14	is	be	AUX
fis-1564	120	15	the	the	DET
fis-1564	120	16	flow	flow	NOUN
fis-1564	120	17	stress	stress	NOUN
fis-1564	120	18	,	,	PUNCT
fis-1564	120	19	σy	σy	PROPN
fis-1564	120	20	is	be	AUX
fis-1564	120	21	the	the	DET
fis-1564	120	22	yield	yield	NOUN
fis-1564	120	23	stress	stress	NOUN
fis-1564	120	24	,	,	PUNCT
fis-1564	120	25	and	and	CCONJ
fis-1564	120	26	uts	ut	NOUN
fis-1564	120	27	is	be	AUX
fis-1564	120	28	the	the	DET
fis-1564	120	29	ultimate	ultimate	ADJ
fis-1564	120	30	tensile	tensile	NOUN
fis-1564	120	31	strength	strength	NOUN
fis-1564	120	32	.	.	PUNCT
fis-1564	121	1	assuming	assume	VERB
fis-1564	121	2	weld	weld	NOUN
fis-1564	121	3	yield	yield	NOUN
fis-1564	121	4	stresses	stress	NOUN
fis-1564	121	5	from	from	ADP
fis-1564	121	6	the	the	DET
fis-1564	121	7	ntsb	ntsb	NOUN
fis-1564	121	8	and	and	CCONJ
fis-1564	121	9	a	a	DET
fis-1564	121	10	weld	weld	NOUN
fis-1564	121	11	tensile	tensile	NOUN
fis-1564	121	12	stress	stress	NOUN
fis-1564	121	13	of	of	ADP
fis-1564	121	14	82	82	NUM
fis-1564	121	15	ksi	ksi	NOUN
fis-1564	121	16	(	(	PUNCT
fis-1564	121	17	565	565	NUM
fis-1564	121	18	mpa	mpa	NOUN
fis-1564	121	19	)	)	PUNCT
fis-1564	121	20	(	(	PUNCT
fis-1564	121	21	based	base	VERB
fis-1564	121	22	on	on	ADP
fis-1564	121	23	ntsb	ntsb	NOUN
fis-1564	121	24	-	-	PUNCT
fis-1564	121	25	reported	report	VERB
fis-1564	121	26	weld	weld	NOUN
fis-1564	121	27	hardness	hardness	NOUN
fis-1564	121	28	values	value	NOUN
fis-1564	121	29	for	for	ADP
fis-1564	121	30	pup	pup	ADJ
fis-1564	121	31	1	1	NUM
fis-1564	121	32	)	)	PUNCT
fis-1564	121	33	,	,	PUNCT
fis-1564	121	34	asme	asme	PROPN
fis-1564	121	35	b31	b31	PROPN
fis-1564	121	36	g	g	PROPN
fis-1564	121	37	analyses	analysis	NOUN
fis-1564	121	38	were	be	AUX
fis-1564	121	39	carried	carry	VERB
fis-1564	121	40	out	out	ADP
fis-1564	121	41	for	for	ADP
fis-1564	121	42	pups	pup	NOUN
fis-1564	121	43	1	1	NUM
fis-1564	121	44	,	,	PUNCT
fis-1564	121	45	2	2	NUM
fis-1564	121	46	,	,	PUNCT
fis-1564	121	47	and	and	CCONJ
fis-1564	121	48	3	3	X
fis-1564	121	49	.	.	X
fis-1564	121	50	two	two	NUM
fis-1564	121	51	analyses	analysis	NOUN
fis-1564	121	52	were	be	AUX
fis-1564	121	53	done	do	VERB
fis-1564	121	54	for	for	ADP
fis-1564	121	55	pup	pup	NOUN
fis-1564	121	56	1	1	NUM
fis-1564	121	57	,	,	PUNCT
fis-1564	121	58	one	one	NUM
fis-1564	121	59	analysis	analysis	NOUN
fis-1564	121	60	for	for	ADP
fis-1564	121	61	the	the	DET
fis-1564	121	62	single	single	ADJ
fis-1564	121	63	-	-	PUNCT
fis-1564	121	64	sided	sided	ADJ
fis-1564	121	65	weld	weld	NOUN
fis-1564	121	66	only	only	ADV
fis-1564	121	67	and	and	CCONJ
fis-1564	121	68	a	a	DET
fis-1564	121	69	second	second	ADJ
fis-1564	121	70	analysis	analysis	NOUN
fis-1564	121	71	for	for	ADP
fis-1564	121	72	the	the	DET
fis-1564	121	73	weld	weld	NOUN
fis-1564	121	74	plus	plus	CCONJ
fis-1564	121	75	the	the	DET
fis-1564	121	76	blunt	blunt	NOUN
fis-1564	121	77	tipped	tip	VERB
fis-1564	121	78	ductile	ductile	NOUN
fis-1564	121	79	tear	tear	NOUN
fis-1564	121	80	.	.	PUNCT
fis-1564	122	1	the	the	DET
fis-1564	122	2	results	result	NOUN
fis-1564	122	3	of	of	ADP
fis-1564	122	4	these	these	DET
fis-1564	122	5	analyses	analysis	NOUN
fis-1564	122	6	are	be	AUX
fis-1564	122	7	tabulated	tabulate	VERB
fis-1564	122	8	below	below	ADV
fis-1564	122	9	.	.	PUNCT
fis-1564	123	1	the	the	DET
fis-1564	123	2	tabulated	tabulate	VERB
fis-1564	123	3	burst	burst	ADJ
fis-1564	123	4	pressures	pressure	NOUN
fis-1564	123	5	are	be	AUX
fis-1564	123	6	in	in	ADP
fis-1564	123	7	psig	psig	NOUN
fis-1564	123	8	.	.	PUNCT
fis-1564	124	1	methods	method	NOUN
fis-1564	124	2	1	1	NUM
fis-1564	124	3	through	through	ADP
fis-1564	124	4	3	3	NUM
fis-1564	124	5	correspond	correspond	NOUN
fis-1564	124	6	to	to	ADP
fis-1564	124	7	the	the	DET
fis-1564	124	8	three	three	NUM
fis-1564	124	9	methods	method	NOUN
fis-1564	124	10	of	of	ADP
fis-1564	124	11	calculating	calculate	VERB
fis-1564	124	12	the	the	DET
fis-1564	124	13	flow	flow	NOUN
fis-1564	124	14	stress	stress	NOUN
fis-1564	124	15	shown	show	VERB
fis-1564	124	16	above	above	ADV
fis-1564	124	17	.	.	PUNCT
fis-1564	125	1	method	method	NOUN
fis-1564	125	2	1	1	NUM
fis-1564	125	3	was	be	AUX
fis-1564	125	4	used	use	VERB
fis-1564	125	5	by	by	ADP
fis-1564	125	6	the	the	DET
fis-1564	125	7	ntsb	ntsb	NOUN
fis-1564	125	8	.	.	PUNCT
fis-1564	126	1	as	as	SCONJ
fis-1564	126	2	the	the	DET
fis-1564	126	3	results	result	NOUN
fis-1564	126	4	in	in	ADP
fis-1564	126	5	tab	tab	NOUN
fis-1564	126	6	.	.	PUNCT
fis-1564	126	7	1	1	NUM
fis-1564	126	8	t	t	PROPN
fis-1564	126	9	r.d	r.d	PROPN
fis-1564	126	10	.	.	PROPN
fis-1564	126	11	caligiuri	caligiuri	PROPN
fis-1564	126	12	,	,	PUNCT
fis-1564	126	13	frattura	frattura	PROPN
fis-1564	126	14	ed	ed	PROPN
fis-1564	126	15	integrità	integrità	PROPN
fis-1564	126	16	strutturale	strutturale	PROPN
fis-1564	126	17	,	,	PUNCT
fis-1564	126	18	34	34	NUM
fis-1564	126	19	(	(	PUNCT
fis-1564	126	20	2015	2015	NUM
fis-1564	126	21	)	)	PUNCT
fis-1564	126	22	125	125	NUM
fis-1564	126	23	-	-	SYM
fis-1564	126	24	132	132	NUM
fis-1564	126	25	;	;	PUNCT
fis-1564	126	26	doi	doi	NOUN
fis-1564	126	27	:	:	PUNCT
fis-1564	126	28	10.3221	10.3221	NUM
fis-1564	126	29	/	/	SYM
fis-1564	126	30	igf	igf	PROPN
fis-1564	126	31	-	-	PUNCT
fis-1564	126	32	esis.34.13	esis.34.13	PROPN
fis-1564	126	33	131	131	NUM
fis-1564	126	34	demonstrate	demonstrate	NOUN
fis-1564	126	35	,	,	PUNCT
fis-1564	126	36	pups	pup	NOUN
fis-1564	126	37	1	1	NUM
fis-1564	126	38	,	,	PUNCT
fis-1564	126	39	2	2	NUM
fis-1564	126	40	,	,	PUNCT
fis-1564	126	41	and	and	CCONJ
fis-1564	126	42	3	3	NUM
fis-1564	126	43	would	would	AUX
fis-1564	126	44	be	be	AUX
fis-1564	126	45	expected	expect	VERB
fis-1564	126	46	to	to	PART
fis-1564	126	47	survive	survive	VERB
fis-1564	126	48	a	a	DET
fis-1564	126	49	500	500	NUM
fis-1564	126	50	psig	psig	NOUN
fis-1564	126	51	(	(	PUNCT
fis-1564	126	52	3.45	3.45	NUM
fis-1564	126	53	mpa	mpa	NOUN
fis-1564	126	54	)	)	PUNCT
fis-1564	126	55	hydrotest	hydrot	ADJ
fis-1564	126	56	,	,	PUNCT
fis-1564	126	57	even	even	ADV
fis-1564	126	58	with	with	ADP
fis-1564	126	59	the	the	DET
fis-1564	126	60	presence	presence	NOUN
fis-1564	126	61	of	of	ADP
fis-1564	126	62	a	a	DET
fis-1564	126	63	ductile	ductile	NOUN
fis-1564	126	64	tear	tear	NOUN
fis-1564	126	65	in	in	ADP
fis-1564	126	66	pup	pup	NOUN
fis-1564	126	67	1	1	NUM
fis-1564	126	68	.	.	PUNCT
fis-1564	126	69	method	method	NOUN
fis-1564	126	70	1	1	NUM
fis-1564	126	71	method	method	NOUN
fis-1564	126	72	2	2	NUM
fis-1564	126	73	method	method	NOUN
fis-1564	126	74	3	3	NUM
fis-1564	126	75	psig	psig	NOUN
fis-1564	126	76	mpa	mpa	PROPN
fis-1564	126	77	psig	psig	PROPN
fis-1564	126	78	mpa	mpa	PROPN
fis-1564	126	79	psig	psig	PROPN
fis-1564	126	80	mpa	mpa	PROPN
fis-1564	126	81	pup	pup	VERB
fis-1564	126	82	1	1	NUM
fis-1564	126	83	,	,	PUNCT
fis-1564	126	84	no	no	DET
fis-1564	126	85	tear	tear	NOUN
fis-1564	126	86	525	525	NUM
fis-1564	126	87	3.62	3.62	NUM
fis-1564	126	88	594	594	NUM
fis-1564	126	89	4.10	4.10	NUM
fis-1564	126	90	718	718	NUM
fis-1564	126	91	4.95	4.95	NUM
fis-1564	126	92	pup	pup	NOUN
fis-1564	126	93	1	1	NUM
fis-1564	126	94	,	,	PUNCT
fis-1564	126	95	with	with	ADP
fis-1564	126	96	tear	tear	NOUN
fis-1564	126	97	518	518	NUM
fis-1564	126	98	3.57	3.57	NUM
fis-1564	126	99	586	586	NUM
fis-1564	126	100	4.04	4.04	NUM
fis-1564	126	101	708	708	NUM
fis-1564	126	102	4.88	4.88	NUM
fis-1564	126	103	pup	pup	NOUN
fis-1564	126	104	2	2	NUM
fis-1564	126	105	590	590	NUM
fis-1564	126	106	4.07	4.07	NUM
fis-1564	126	107	668	668	NUM
fis-1564	126	108	4.61	4.61	NUM
fis-1564	126	109	811	811	NUM
fis-1564	126	110	5.59	5.59	NUM
fis-1564	126	111	pup	pup	VERB
fis-1564	126	112	3	3	NUM
fis-1564	126	113	487	487	NUM
fis-1564	126	114	3.36	3.36	NUM
fis-1564	126	115	555	555	NUM
fis-1564	126	116	3.83	3.83	NUM
fis-1564	126	117	682	682	NUM
fis-1564	126	118	4.70	4.70	NUM
fis-1564	126	119	table	table	NOUN
fis-1564	127	1	1	1	NUM
fis-1564	127	2	:	:	PUNCT
fis-1564	127	3	calculated	calculate	VERB
fis-1564	127	4	burst	burst	ADJ
fis-1564	127	5	pressures	pressure	NOUN
fis-1564	127	6	for	for	ADP
fis-1564	127	7	pups	pup	NOUN
fis-1564	127	8	1	1	NUM
fis-1564	127	9	,	,	PUNCT
fis-1564	127	10	2	2	NUM
fis-1564	127	11	,	,	PUNCT
fis-1564	127	12	and	and	CCONJ
fis-1564	127	13	3	3	X
fis-1564	127	14	.	.	X
fis-1564	127	15	ductile	ductile	NOUN
fis-1564	127	16	tear	tear	ADJ
fis-1564	127	17	analysis	analysis	NOUN
fis-1564	127	18	he	he	PRON
fis-1564	127	19	stress	stress	VERB
fis-1564	127	20	concentration	concentration	NOUN
fis-1564	127	21	created	create	VERB
fis-1564	127	22	by	by	ADP
fis-1564	127	23	the	the	DET
fis-1564	127	24	incomplete	incomplete	ADJ
fis-1564	127	25	seam	seam	NOUN
fis-1564	127	26	weld	weld	NOUN
fis-1564	127	27	in	in	ADP
fis-1564	127	28	pup	pup	NOUN
fis-1564	127	29	1	1	NUM
fis-1564	127	30	helped	help	VERB
fis-1564	127	31	create	create	VERB
fis-1564	127	32	the	the	DET
fis-1564	127	33	ductile	ductile	NOUN
fis-1564	127	34	tear	tear	NOUN
fis-1564	127	35	.	.	PUNCT
fis-1564	128	1	kiefner	kiefner	NOUN
fis-1564	129	1	[	[	X
fis-1564	129	2	6	6	NUM
fis-1564	129	3	]	]	PUNCT
fis-1564	129	4	indicates	indicate	VERB
fis-1564	129	5	that	that	SCONJ
fis-1564	129	6	ductile	ductile	NOUN
fis-1564	129	7	tearing	tearing	NOUN
fis-1564	129	8	can	can	AUX
fis-1564	129	9	begin	begin	VERB
fis-1564	129	10	at	at	ADP
fis-1564	129	11	pressures	pressure	NOUN
fis-1564	129	12	as	as	ADV
fis-1564	129	13	low	low	ADJ
fis-1564	129	14	as	as	ADP
fis-1564	129	15	91	91	NUM
fis-1564	129	16	%	%	NOUN
fis-1564	129	17	of	of	ADP
fis-1564	129	18	a	a	DET
fis-1564	129	19	pipe	pipe	NOUN
fis-1564	129	20	’s	’s	PART
fis-1564	129	21	burst	burst	ADJ
fis-1564	129	22	pressure	pressure	NOUN
fis-1564	129	23	.	.	PUNCT
fis-1564	130	1	a	a	DET
fis-1564	130	2	lower	lower	ADV
fis-1564	130	3	-	-	PUNCT
fis-1564	130	4	bound	bind	VERB
fis-1564	130	5	estimate	estimate	NOUN
fis-1564	130	6	of	of	ADP
fis-1564	130	7	the	the	DET
fis-1564	130	8	pressure	pressure	NOUN
fis-1564	130	9	required	require	VERB
fis-1564	130	10	to	to	PART
fis-1564	130	11	create	create	VERB
fis-1564	130	12	a	a	DET
fis-1564	130	13	ductile	ductile	NOUN
fis-1564	130	14	tear	tear	NOUN
fis-1564	130	15	can	can	AUX
fis-1564	130	16	be	be	AUX
fis-1564	130	17	obtained	obtain	VERB
fis-1564	130	18	by	by	ADP
fis-1564	130	19	taking	take	VERB
fis-1564	130	20	91	91	NUM
fis-1564	130	21	%	%	NOUN
fis-1564	130	22	of	of	ADP
fis-1564	130	23	the	the	DET
fis-1564	130	24	burst	burst	ADJ
fis-1564	130	25	pressure	pressure	NOUN
fis-1564	130	26	estimates	estimate	NOUN
fis-1564	130	27	for	for	ADP
fis-1564	130	28	pup	pup	NOUN
fis-1564	130	29	1	1	NUM
fis-1564	130	30	found	find	VERB
fis-1564	130	31	in	in	ADP
fis-1564	130	32	tab	tab	NOUN
fis-1564	130	33	.	.	PUNCT
fis-1564	131	1	1	1	X
fis-1564	131	2	.	.	X
fis-1564	131	3	this	this	PRON
fis-1564	131	4	gives	give	VERB
fis-1564	131	5	an	an	DET
fis-1564	131	6	estimated	estimate	VERB
fis-1564	131	7	range	range	NOUN
fis-1564	131	8	of	of	ADP
fis-1564	131	9	478	478	NUM
fis-1564	131	10	psig	psig	NOUN
fis-1564	131	11	to	to	ADP
fis-1564	131	12	653	653	NUM
fis-1564	131	13	psig	psig	NOUN
fis-1564	131	14	(	(	PUNCT
fis-1564	131	15	3.30	3.30	NUM
fis-1564	131	16	to	to	ADP
fis-1564	131	17	4.50	4.50	NUM
fis-1564	131	18	mpa	mpa	NOUN
fis-1564	131	19	)	)	PUNCT
fis-1564	131	20	for	for	ADP
fis-1564	131	21	the	the	DET
fis-1564	131	22	pressure	pressure	NOUN
fis-1564	131	23	to	to	PART
fis-1564	131	24	cause	cause	VERB
fis-1564	131	25	a	a	DET
fis-1564	131	26	ductile	ductile	NOUN
fis-1564	131	27	tear	tear	NOUN
fis-1564	131	28	in	in	ADP
fis-1564	131	29	pup	pup	NOUN
fis-1564	131	30	1	1	NUM
fis-1564	131	31	.	.	PUNCT
fis-1564	132	1	ductile	ductile	NOUN
fis-1564	132	2	tearing	tearing	NOUN
fis-1564	132	3	can	can	AUX
fis-1564	132	4	occur	occur	VERB
fis-1564	132	5	in	in	ADP
fis-1564	132	6	a	a	DET
fis-1564	132	7	stable	stable	ADJ
fis-1564	132	8	manner	manner	NOUN
fis-1564	132	9	under	under	ADP
fis-1564	132	10	a	a	DET
fis-1564	132	11	single	single	ADJ
fis-1564	132	12	load	load	NOUN
fis-1564	132	13	application	application	NOUN
fis-1564	132	14	,	,	PUNCT
fis-1564	132	15	meaning	mean	VERB
fis-1564	132	16	that	that	SCONJ
fis-1564	132	17	even	even	ADV
fis-1564	132	18	though	though	SCONJ
fis-1564	132	19	tearing	tear	VERB
fis-1564	132	20	occurs	occur	NOUN
fis-1564	132	21	and	and	CCONJ
fis-1564	132	22	results	result	NOUN
fis-1564	132	23	in	in	ADP
fis-1564	132	24	a	a	DET
fis-1564	132	25	larger	large	ADJ
fis-1564	132	26	flaw	flaw	NOUN
fis-1564	132	27	,	,	PUNCT
fis-1564	132	28	the	the	DET
fis-1564	132	29	pipe	pipe	NOUN
fis-1564	132	30	can	can	AUX
fis-1564	132	31	remain	remain	VERB
fis-1564	132	32	intact	intact	ADJ
fis-1564	132	33	and	and	CCONJ
fis-1564	132	34	capable	capable	ADJ
fis-1564	132	35	of	of	ADP
fis-1564	132	36	retaining	retain	VERB
fis-1564	132	37	pressure	pressure	NOUN
fis-1564	132	38	without	without	ADP
fis-1564	132	39	rupture	rupture	NOUN
fis-1564	132	40	.	.	PUNCT
fis-1564	133	1	thus	thus	ADV
fis-1564	133	2	,	,	PUNCT
fis-1564	133	3	a	a	DET
fis-1564	133	4	500	500	NUM
fis-1564	133	5	psig	psig	NOUN
fis-1564	133	6	(	(	PUNCT
fis-1564	133	7	3.45	3.45	NUM
fis-1564	133	8	mpa	mpa	NOUN
fis-1564	133	9	)	)	PUNCT
fis-1564	133	10	hydrotest	hydrot	ADJ
fis-1564	133	11	could	could	AUX
fis-1564	133	12	have	have	AUX
fis-1564	133	13	caused	cause	VERB
fis-1564	133	14	the	the	DET
fis-1564	133	15	ductile	ductile	NOUN
fis-1564	133	16	tear	tear	NOUN
fis-1564	133	17	in	in	ADP
fis-1564	133	18	pup	pup	NOUN
fis-1564	133	19	1	1	NUM
fis-1564	133	20	without	without	ADP
fis-1564	133	21	causing	cause	VERB
fis-1564	133	22	rupture	rupture	NOUN
fis-1564	133	23	during	during	ADP
fis-1564	133	24	the	the	DET
fis-1564	133	25	test	test	NOUN
fis-1564	133	26	.	.	PUNCT
fis-1564	134	1	a	a	DET
fis-1564	134	2	hydrostatic	hydrostatic	ADJ
fis-1564	134	3	pressure	pressure	NOUN
fis-1564	134	4	test	test	NOUN
fis-1564	134	5	(	(	PUNCT
fis-1564	134	6	hydrotest	hydrotest	PROPN
fis-1564	134	7	)	)	PUNCT
fis-1564	134	8	,	,	PUNCT
fis-1564	134	9	in	in	ADP
fis-1564	134	10	accordance	accordance	NOUN
fis-1564	134	11	with	with	ADP
fis-1564	134	12	the	the	DET
fis-1564	134	13	1955	1955	NUM
fis-1564	134	14	asa	asa	PROPN
fis-1564	134	15	b31.1.8	b31.1.8	PROPN
fis-1564	134	16	standard	standard	NOUN
fis-1564	134	17	,	,	PUNCT
fis-1564	134	18	would	would	AUX
fis-1564	134	19	have	have	AUX
fis-1564	134	20	been	be	AUX
fis-1564	134	21	performed	perform	VERB
fis-1564	134	22	on	on	ADP
fis-1564	134	23	segment	segment	NOUN
fis-1564	134	24	180	180	NUM
fis-1564	134	25	to	to	ADP
fis-1564	134	26	a	a	DET
fis-1564	134	27	pressure	pressure	NOUN
fis-1564	134	28	of	of	ADP
fis-1564	134	29	500	500	NUM
fis-1564	134	30	psig	psig	NOUN
fis-1564	134	31	(	(	PUNCT
fis-1564	134	32	3.45	3.45	NUM
fis-1564	134	33	mpa	mpa	NOUN
fis-1564	134	34	)	)	PUNCT
fis-1564	134	35	(	(	PUNCT
fis-1564	134	36	1.25	1.25	NUM
fis-1564	134	37	x	x	NOUN
fis-1564	134	38	maop	maop	NOUN
fis-1564	134	39	)	)	PUNCT
fis-1564	134	40	.	.	PUNCT
fis-1564	135	1	this	this	DET
fis-1564	135	2	pressure	pressure	NOUN
fis-1564	135	3	likely	likely	ADV
fis-1564	135	4	would	would	AUX
fis-1564	135	5	have	have	AUX
fis-1564	135	6	been	be	AUX
fis-1564	135	7	sufficient	sufficient	ADJ
fis-1564	135	8	to	to	PART
fis-1564	135	9	create	create	VERB
fis-1564	135	10	a	a	DET
fis-1564	135	11	ductile	ductile	NOUN
fis-1564	135	12	tear	tear	NOUN
fis-1564	135	13	in	in	ADP
fis-1564	135	14	the	the	DET
fis-1564	135	15	one	one	NUM
fis-1564	135	16	-	-	PUNCT
fis-1564	135	17	sided	sided	ADJ
fis-1564	135	18	weld	weld	NOUN
fis-1564	135	19	of	of	ADP
fis-1564	135	20	pup	pup	NOUN
fis-1564	135	21	1	1	NUM
fis-1564	136	1	but	but	CCONJ
fis-1564	136	2	,	,	PUNCT
fis-1564	136	3	as	as	SCONJ
fis-1564	136	4	demonstrated	demonstrate	VERB
fis-1564	136	5	in	in	ADP
fis-1564	136	6	tab	tab	NOUN
fis-1564	136	7	.	.	PUNCT
fis-1564	137	1	1	1	NUM
fis-1564	137	2	,	,	PUNCT
fis-1564	137	3	not	not	PART
fis-1564	137	4	burst	burst	ADJ
fis-1564	137	5	segment	segment	NOUN
fis-1564	137	6	180	180	NUM
fis-1564	137	7	.	.	PUNCT
fis-1564	138	1	it	it	PRON
fis-1564	138	2	is	be	AUX
fis-1564	138	3	also	also	ADV
fis-1564	138	4	important	important	ADJ
fis-1564	138	5	to	to	PART
fis-1564	138	6	note	note	VERB
fis-1564	138	7	that	that	SCONJ
fis-1564	138	8	no	no	DET
fis-1564	138	9	other	other	ADJ
fis-1564	138	10	plausible	plausible	ADJ
fis-1564	138	11	cause	cause	NOUN
fis-1564	138	12	of	of	ADP
fis-1564	138	13	the	the	DET
fis-1564	138	14	ductile	ductile	NOUN
fis-1564	138	15	tear	tear	NOUN
fis-1564	138	16	has	have	AUX
fis-1564	138	17	been	be	AUX
fis-1564	138	18	identified	identify	VERB
fis-1564	138	19	.	.	PUNCT
fis-1564	139	1	specifically	specifically	ADV
fis-1564	139	2	,	,	PUNCT
fis-1564	139	3	pg&e	pg&e	PROPN
fis-1564	139	4	has	have	VERB
fis-1564	139	5	no	no	DET
fis-1564	139	6	record	record	NOUN
fis-1564	139	7	of	of	ADP
fis-1564	139	8	pressures	pressure	NOUN
fis-1564	139	9	in	in	ADP
fis-1564	139	10	segment	segment	NOUN
fis-1564	139	11	180	180	NUM
fis-1564	139	12	ever	ever	ADV
fis-1564	139	13	approaching	approach	VERB
fis-1564	139	14	500	500	NUM
fis-1564	139	15	psig	psig	NOUN
fis-1564	139	16	(	(	PUNCT
fis-1564	139	17	3.45	3.45	NUM
fis-1564	139	18	mpa	mpa	NOUN
fis-1564	139	19	)	)	PUNCT
fis-1564	139	20	during	during	ADP
fis-1564	139	21	normal	normal	ADJ
fis-1564	139	22	pipeline	pipeline	NOUN
fis-1564	139	23	operation	operation	NOUN
fis-1564	139	24	.	.	PUNCT
fis-1564	140	1	the	the	DET
fis-1564	140	2	ntsb	ntsb	PROPN
fis-1564	140	3	also	also	ADV
fis-1564	140	4	has	have	AUX
fis-1564	140	5	ruled	rule	VERB
fis-1564	140	6	out	out	ADP
fis-1564	140	7	post	post	ADJ
fis-1564	140	8	-	-	ADJ
fis-1564	140	9	installation	installation	ADJ
fis-1564	140	10	potential	potential	NOUN
fis-1564	140	11	causes	cause	VERB
fis-1564	140	12	such	such	ADJ
fis-1564	140	13	as	as	ADP
fis-1564	140	14	corrosion	corrosion	NOUN
fis-1564	140	15	,	,	PUNCT
fis-1564	140	16	seismic	seismic	ADJ
fis-1564	140	17	activity	activity	NOUN
fis-1564	140	18	,	,	PUNCT
fis-1564	140	19	and	and	CCONJ
fis-1564	140	20	the	the	DET
fis-1564	140	21	2008	2008	NUM
fis-1564	140	22	sewer	sewer	NOUN
fis-1564	140	23	repair	repair	NOUN
fis-1564	140	24	[	[	X
fis-1564	140	25	7	7	NUM
fis-1564	140	26	]	]	PUNCT
fis-1564	140	27	.	.	PUNCT
fis-1564	141	1	cold	cold	ADJ
fis-1564	141	2	expansion	expansion	NOUN
fis-1564	141	3	in	in	ADP
fis-1564	141	4	a	a	DET
fis-1564	141	5	pipe	pipe	NOUN
fis-1564	141	6	mill	mill	NOUN
fis-1564	141	7	or	or	CCONJ
fis-1564	141	8	a	a	DET
fis-1564	141	9	pipe	pipe	NOUN
fis-1564	141	10	mill	mill	NOUN
fis-1564	141	11	hydrotest	hydrotest	NOUN
fis-1564	141	12	could	could	AUX
fis-1564	141	13	not	not	PART
fis-1564	141	14	have	have	AUX
fis-1564	141	15	been	be	AUX
fis-1564	141	16	the	the	DET
fis-1564	141	17	cause	cause	NOUN
fis-1564	141	18	of	of	ADP
fis-1564	141	19	the	the	DET
fis-1564	141	20	ductile	ductile	NOUN
fis-1564	141	21	tear	tear	NOUN
fis-1564	141	22	since	since	SCONJ
fis-1564	141	23	these	these	DET
fis-1564	141	24	activities	activity	NOUN
fis-1564	141	25	would	would	AUX
fis-1564	141	26	have	have	AUX
fis-1564	141	27	produced	produce	VERB
fis-1564	141	28	stresses	stress	NOUN
fis-1564	141	29	far	far	ADV
fis-1564	141	30	higher	high	ADJ
fis-1564	141	31	than	than	ADP
fis-1564	141	32	those	those	PRON
fis-1564	141	33	required	require	VERB
fis-1564	141	34	to	to	PART
fis-1564	141	35	burst	burst	VERB
fis-1564	141	36	the	the	DET
fis-1564	141	37	pup	pup	NOUN
fis-1564	141	38	.	.	PUNCT
fis-1564	142	1	thus	thus	ADV
fis-1564	142	2	,	,	PUNCT
fis-1564	142	3	based	base	VERB
fis-1564	142	4	on	on	ADP
fis-1564	142	5	the	the	DET
fis-1564	142	6	available	available	ADJ
fis-1564	142	7	information	information	NOUN
fis-1564	142	8	,	,	PUNCT
fis-1564	142	9	the	the	DET
fis-1564	142	10	ductile	ductile	NOUN
fis-1564	142	11	tear	tear	NOUN
fis-1564	142	12	in	in	ADP
fis-1564	142	13	pup	pup	NOUN
fis-1564	142	14	1	1	NUM
fis-1564	142	15	was	be	AUX
fis-1564	142	16	most	most	ADV
fis-1564	142	17	likely	likely	ADV
fis-1564	142	18	created	create	VERB
fis-1564	142	19	during	during	ADP
fis-1564	142	20	a	a	DET
fis-1564	142	21	post	post	ADJ
fis-1564	142	22	-	-	ADJ
fis-1564	142	23	installation	installation	ADJ
fis-1564	142	24	hydrotest	hydrot	ADJ
fis-1564	142	25	conducted	conduct	VERB
fis-1564	142	26	on	on	ADP
fis-1564	142	27	segment	segment	NOUN
fis-1564	142	28	180	180	NUM
fis-1564	142	29	in	in	ADP
fis-1564	142	30	1956	1956	NUM
fis-1564	142	31	.	.	PUNCT
fis-1564	143	1	it	it	PRON
fis-1564	143	2	is	be	AUX
fis-1564	143	3	important	important	ADJ
fis-1564	143	4	to	to	PART
fis-1564	143	5	note	note	VERB
fis-1564	143	6	that	that	SCONJ
fis-1564	143	7	the	the	DET
fis-1564	143	8	hydrotest	hydrot	ADJ
fis-1564	143	9	protocol	protocol	NOUN
fis-1564	143	10	pg&e	pg&e	PROPN
fis-1564	143	11	is	be	AUX
fis-1564	143	12	currently	currently	ADV
fis-1564	143	13	following	follow	VERB
fis-1564	143	14	would	would	AUX
fis-1564	143	15	have	have	AUX
fis-1564	143	16	revealed	reveal	VERB
fis-1564	143	17	the	the	DET
fis-1564	143	18	missing	miss	VERB
fis-1564	143	19	interior	interior	ADJ
fis-1564	143	20	weld	weld	NOUN
fis-1564	143	21	in	in	ADP
fis-1564	143	22	pup	pup	NOUN
fis-1564	143	23	1	1	NUM
fis-1564	143	24	.	.	PUNCT
fis-1564	144	1	pg&e	pg&e	PROPN
fis-1564	144	2	is	be	AUX
fis-1564	144	3	generally	generally	ADV
fis-1564	144	4	hydrotesting	hydroteste	VERB
fis-1564	144	5	pipelines	pipeline	NOUN
fis-1564	144	6	like	like	ADP
fis-1564	144	7	line	line	NOUN
fis-1564	144	8	132	132	NUM
fis-1564	144	9	at	at	ADP
fis-1564	144	10	a	a	DET
fis-1564	144	11	pressure	pressure	NOUN
fis-1564	144	12	1.7	1.7	NUM
fis-1564	144	13	times	time	NOUN
fis-1564	144	14	maop	maop	NOUN
fis-1564	144	15	,	,	PUNCT
fis-1564	144	16	with	with	ADP
fis-1564	144	17	a	a	DET
fis-1564	144	18	spike	spike	ADJ
fis-1564	144	19	test	test	NOUN
fis-1564	144	20	to	to	ADP
fis-1564	144	21	10	10	NUM
fis-1564	144	22	%	%	NOUN
fis-1564	144	23	above	above	ADP
fis-1564	144	24	this	this	DET
fis-1564	144	25	test	test	NOUN
fis-1564	144	26	pressure	pressure	NOUN
fis-1564	144	27	.	.	PUNCT
fis-1564	145	1	in	in	ADP
fis-1564	145	2	the	the	DET
fis-1564	145	3	case	case	NOUN
fis-1564	145	4	of	of	ADP
fis-1564	145	5	segment	segment	NOUN
fis-1564	145	6	180	180	NUM
fis-1564	145	7	,	,	PUNCT
fis-1564	145	8	pg&e	pg&e	PROPN
fis-1564	145	9	’s	’s	PART
fis-1564	145	10	current	current	ADJ
fis-1564	145	11	test	test	NOUN
fis-1564	145	12	protocol	protocol	NOUN
fis-1564	145	13	would	would	AUX
fis-1564	145	14	subject	subject	VERB
fis-1564	145	15	the	the	DET
fis-1564	145	16	pipe	pipe	NOUN
fis-1564	145	17	to	to	ADP
fis-1564	145	18	a	a	DET
fis-1564	145	19	spike	spike	ADJ
fis-1564	145	20	test	test	NOUN
fis-1564	145	21	at	at	ADP
fis-1564	145	22	748	748	NUM
fis-1564	145	23	psig	psig	ADJ
fis-1564	145	24	(	(	PUNCT
fis-1564	145	25	5.16	5.16	NUM
fis-1564	145	26	mpa	mpa	NOUN
fis-1564	145	27	)	)	PUNCT
fis-1564	145	28	and	and	CCONJ
fis-1564	145	29	a	a	DET
fis-1564	145	30	test	test	NOUN
fis-1564	145	31	pressure	pressure	NOUN
fis-1564	145	32	of	of	ADP
fis-1564	145	33	680	680	NUM
fis-1564	145	34	psig	psig	ADJ
fis-1564	145	35	(	(	PUNCT
fis-1564	145	36	4.69	4.69	NUM
fis-1564	145	37	mpa	mpa	NOUN
fis-1564	145	38	)	)	PUNCT
fis-1564	145	39	.	.	PUNCT
fis-1564	146	1	as	as	SCONJ
fis-1564	146	2	indicated	indicate	VERB
fis-1564	146	3	by	by	ADP
fis-1564	146	4	tab	tab	NOUN
fis-1564	146	5	.	.	PUNCT
fis-1564	147	1	1	1	NUM
fis-1564	147	2	,	,	PUNCT
fis-1564	147	3	under	under	ADP
fis-1564	147	4	this	this	DET
fis-1564	147	5	protocol	protocol	NOUN
fis-1564	147	6	,	,	PUNCT
fis-1564	147	7	pup	pup	VERB
fis-1564	147	8	1	1	NUM
fis-1564	147	9	–	–	PUNCT
fis-1564	147	10	or	or	CCONJ
fis-1564	147	11	pup	pup	VERB
fis-1564	147	12	2	2	NUM
fis-1564	147	13	or	or	CCONJ
fis-1564	147	14	pup	pup	VERB
fis-1564	147	15	3	3	NUM
fis-1564	147	16	–	–	PUNCT
fis-1564	147	17	would	would	AUX
fis-1564	147	18	have	have	AUX
fis-1564	147	19	burst	burst	VERB
fis-1564	147	20	and	and	CCONJ
fis-1564	147	21	been	be	AUX
fis-1564	147	22	replaced	replace	VERB
fis-1564	147	23	.	.	PUNCT
fis-1564	148	1	fatigue	fatigue	NOUN
fis-1564	148	2	cracking	crack	VERB
fis-1564	148	3	assessment	assessment	NOUN
fis-1564	148	4	ractographic	ractographic	ADJ
fis-1564	148	5	examination	examination	NOUN
fis-1564	148	6	of	of	ADP
fis-1564	148	7	the	the	DET
fis-1564	148	8	pup	pup	ADJ
fis-1564	148	9	1	1	NUM
fis-1564	148	10	rupture	rupture	NOUN
fis-1564	148	11	surface	surface	NOUN
fis-1564	148	12	clearly	clearly	ADV
fis-1564	148	13	indicated	indicate	VERB
fis-1564	148	14	that	that	SCONJ
fis-1564	148	15	fatigue	fatigue	NOUN
fis-1564	148	16	cracking	crack	VERB
fis-1564	148	17	extended	extend	VERB
fis-1564	148	18	the	the	DET
fis-1564	148	19	length	length	NOUN
fis-1564	148	20	and	and	CCONJ
fis-1564	148	21	depth	depth	NOUN
fis-1564	148	22	of	of	ADP
fis-1564	148	23	the	the	DET
fis-1564	148	24	ductile	ductile	NOUN
fis-1564	148	25	tear	tear	NOUN
fis-1564	148	26	as	as	SCONJ
fis-1564	148	27	shown	show	VERB
fis-1564	148	28	in	in	ADP
fis-1564	148	29	fig	fig	NOUN
fis-1564	148	30	.	.	PUNCT
fis-1564	149	1	7	7	X
fis-1564	149	2	.	.	X
fis-1564	149	3	the	the	DET
fis-1564	149	4	initiation	initiation	NOUN
fis-1564	149	5	of	of	ADP
fis-1564	149	6	fatigue	fatigue	NOUN
fis-1564	149	7	cracking	crack	VERB
fis-1564	149	8	from	from	ADP
fis-1564	149	9	the	the	DET
fis-1564	149	10	“	"	PUNCT
fis-1564	149	11	blunted	blunted	ADJ
fis-1564	149	12	”	"	PUNCT
fis-1564	149	13	tip	tip	NOUN
fis-1564	149	14	of	of	ADP
fis-1564	149	15	the	the	DET
fis-1564	149	16	ductile	ductile	NOUN
fis-1564	149	17	tear	tear	NOUN
fis-1564	149	18	likely	likely	ADV
fis-1564	149	19	took	take	VERB
fis-1564	149	20	longer	long	ADV
fis-1564	149	21	than	than	ADP
fis-1564	149	22	the	the	DET
fis-1564	149	23	time	time	NOUN
fis-1564	149	24	it	it	PRON
fis-1564	149	25	took	take	VERB
fis-1564	149	26	to	to	PART
fis-1564	149	27	grow	grow	VERB
fis-1564	149	28	the	the	DET
fis-1564	149	29	initiated	initiate	VERB
fis-1564	149	30	fatigue	fatigue	NOUN
fis-1564	149	31	cracking	cracking	NOUN
fis-1564	149	32	.	.	PUNCT
fis-1564	150	1	this	this	PRON
fis-1564	150	2	is	be	AUX
fis-1564	150	3	because	because	SCONJ
fis-1564	150	4	of	of	ADP
fis-1564	150	5	the	the	DET
fis-1564	150	6	rounded	rounded	ADJ
fis-1564	150	7	shape	shape	NOUN
fis-1564	150	8	of	of	ADP
fis-1564	150	9	the	the	DET
fis-1564	150	10	tip	tip	NOUN
fis-1564	150	11	of	of	ADP
fis-1564	150	12	a	a	DET
fis-1564	150	13	ductile	ductile	NOUN
fis-1564	150	14	tear	tear	NOUN
fis-1564	150	15	,	,	PUNCT
fis-1564	150	16	as	as	SCONJ
fis-1564	150	17	opposed	oppose	VERB
fis-1564	150	18	to	to	ADP
fis-1564	150	19	the	the	DET
fis-1564	150	20	sharper	sharp	ADJ
fis-1564	150	21	tip	tip	NOUN
fis-1564	150	22	of	of	ADP
fis-1564	150	23	a	a	DET
fis-1564	150	24	growing	grow	VERB
fis-1564	150	25	fatigue	fatigue	NOUN
fis-1564	150	26	crack	crack	NOUN
fis-1564	150	27	.	.	PUNCT
fis-1564	151	1	as	as	SCONJ
fis-1564	151	2	the	the	DET
fis-1564	151	3	initiated	initiate	VERB
fis-1564	151	4	fatigue	fatigue	NOUN
fis-1564	151	5	cracking	crack	VERB
fis-1564	151	6	grew	grow	VERB
fis-1564	151	7	,	,	PUNCT
fis-1564	151	8	the	the	DET
fis-1564	151	9	strength	strength	NOUN
fis-1564	151	10	of	of	ADP
fis-1564	151	11	the	the	DET
fis-1564	151	12	pup	pup	ADJ
fis-1564	151	13	1	1	NUM
fis-1564	151	14	weld	weld	NOUN
fis-1564	151	15	gradually	gradually	ADV
fis-1564	151	16	decreased	decrease	VERB
fis-1564	151	17	.	.	PUNCT
fis-1564	152	1	due	due	ADP
fis-1564	152	2	to	to	ADP
fis-1564	152	3	the	the	DET
fis-1564	152	4	small	small	ADJ
fis-1564	152	5	size	size	NOUN
fis-1564	152	6	of	of	ADP
fis-1564	152	7	the	the	DET
fis-1564	152	8	pressure	pressure	NOUN
fis-1564	152	9	fluctuations	fluctuation	NOUN
fis-1564	152	10	and	and	CCONJ
fis-1564	152	11	the	the	DET
fis-1564	152	12	resulting	result	VERB
fis-1564	152	13	relatively	relatively	ADV
fis-1564	152	14	slow	slow	ADJ
fis-1564	152	15	growth	growth	NOUN
fis-1564	152	16	rates	rate	NOUN
fis-1564	152	17	[	[	X
fis-1564	152	18	8	8	NUM
fis-1564	152	19	]	]	PUNCT
fis-1564	152	20	,	,	PUNCT
fis-1564	152	21	the	the	DET
fis-1564	152	22	fatigue	fatigue	NOUN
fis-1564	152	23	cracking	cracking	NOUN
fis-1564	152	24	would	would	AUX
fis-1564	152	25	likely	likely	ADV
fis-1564	152	26	have	have	AUX
fis-1564	152	27	taken	take	VERB
fis-1564	152	28	decades	decade	NOUN
fis-1564	152	29	to	to	PART
fis-1564	152	30	reach	reach	VERB
fis-1564	152	31	the	the	DET
fis-1564	152	32	size	size	NOUN
fis-1564	152	33	necessary	necessary	ADJ
fis-1564	152	34	to	to	PART
fis-1564	152	35	rupture	rupture	VERB
fis-1564	152	36	in	in	ADP
fis-1564	152	37	september	september	PROPN
fis-1564	152	38	2010	2010	NUM
fis-1564	152	39	.	.	PUNCT
fis-1564	153	1	pg&e	pg&e	PROPN
fis-1564	153	2	’s	’s	PART
fis-1564	153	3	planned	plan	VERB
fis-1564	153	4	pressure	pressure	NOUN
fis-1564	153	5	increases	increase	NOUN
fis-1564	153	6	on	on	ADP
fis-1564	153	7	december	december	PROPN
fis-1564	153	8	11	11	NUM
fis-1564	153	9	,	,	PUNCT
fis-1564	153	10	2003	2003	NUM
fis-1564	153	11	,	,	PUNCT
fis-1564	153	12	and	and	CCONJ
fis-1564	153	13	december	december	PROPN
fis-1564	153	14	9	9	NUM
fis-1564	153	15	,	,	PUNCT
fis-1564	153	16	2008	2008	NUM
fis-1564	153	17	,	,	PUNCT
fis-1564	153	18	were	be	AUX
fis-1564	153	19	only	only	ADV
fis-1564	153	20	two	two	NUM
fis-1564	153	21	among	among	ADP
fis-1564	153	22	many	many	ADJ
fis-1564	153	23	thousands	thousand	NOUN
fis-1564	153	24	of	of	ADP
fis-1564	153	25	pressure	pressure	NOUN
fis-1564	153	26	cycles	cycle	NOUN
fis-1564	153	27	contributing	contribute	VERB
fis-1564	153	28	to	to	ADP
fis-1564	153	29	fatigue	fatigue	NOUN
fis-1564	153	30	crack	crack	VERB
fis-1564	153	31	initiation	initiation	NOUN
fis-1564	153	32	and	and	CCONJ
fis-1564	153	33	growth	growth	NOUN
fis-1564	153	34	,	,	PUNCT
fis-1564	153	35	and	and	CCONJ
fis-1564	153	36	were	be	AUX
fis-1564	153	37	not	not	PART
fis-1564	153	38	significantly	significantly	ADV
fis-1564	153	39	different	different	ADJ
fis-1564	153	40	from	from	ADP
fis-1564	153	41	any	any	PRON
fis-1564	153	42	of	of	ADP
fis-1564	153	43	the	the	DET
fis-1564	153	44	other	other	ADJ
fis-1564	153	45	cycles	cycle	NOUN
fis-1564	153	46	.	.	PUNCT
fis-1564	154	1	segment	segment	NOUN
fis-1564	154	2	180	180	NUM
fis-1564	154	3	operated	operate	VERB
fis-1564	154	4	safely	safely	ADV
fis-1564	154	5	between	between	ADP
fis-1564	154	6	1956	1956	NUM
fis-1564	154	7	and	and	CCONJ
fis-1564	154	8	2010	2010	NUM
fis-1564	154	9	because	because	SCONJ
fis-1564	154	10	the	the	DET
fis-1564	154	11	missing	miss	VERB
fis-1564	154	12	interior	interior	ADJ
fis-1564	154	13	seam	seam	NOUN
fis-1564	154	14	weld	weld	NOUN
fis-1564	154	15	and	and	CCONJ
fis-1564	154	16	ductile	ductile	NOUN
fis-1564	154	17	tear	tear	NOUN
fis-1564	154	18	were	be	AUX
fis-1564	154	19	insufficient	insufficient	ADJ
fis-1564	154	20	by	by	ADP
fis-1564	154	21	themselves	themselves	PRON
fis-1564	154	22	to	to	PART
fis-1564	154	23	cause	cause	VERB
fis-1564	154	24	the	the	DET
fis-1564	154	25	pipe	pipe	NOUN
fis-1564	154	26	to	to	PART
fis-1564	154	27	fail	fail	VERB
fis-1564	154	28	at	at	ADP
fis-1564	154	29	the	the	DET
fis-1564	154	30	relatively	relatively	ADV
fis-1564	154	31	low	low	ADJ
fis-1564	154	32	line	line	NOUN
fis-1564	154	33	132	132	NUM
fis-1564	154	34	operating	operating	NOUN
fis-1564	154	35	pressures	pressure	NOUN
fis-1564	154	36	.	.	PUNCT
fis-1564	155	1	the	the	DET
fis-1564	155	2	pipe	pipe	NOUN
fis-1564	155	3	rupture	rupture	NOUN
fis-1564	155	4	at	at	ADP
fis-1564	155	5	386	386	NUM
fis-1564	155	6	psig	psig	NOUN
fis-1564	155	7	on	on	ADP
fis-1564	155	8	september	september	PROPN
fis-1564	155	9	9	9	NUM
fis-1564	155	10	,	,	PUNCT
fis-1564	155	11	2010	2010	NUM
fis-1564	155	12	,	,	PUNCT
fis-1564	155	13	occurred	occur	VERB
fis-1564	155	14	because	because	SCONJ
fis-1564	155	15	of	of	ADP
fis-1564	155	16	initiation	initiation	NOUN
fis-1564	155	17	and	and	CCONJ
fis-1564	155	18	growth	growth	NOUN
fis-1564	155	19	of	of	ADP
fis-1564	155	20	fatigue	fatigue	NOUN
fis-1564	155	21	cracking	crack	VERB
fis-1564	155	22	over	over	ADP
fis-1564	155	23	a	a	DET
fis-1564	155	24	long	long	ADJ
fis-1564	155	25	period	period	NOUN
fis-1564	155	26	of	of	ADP
fis-1564	155	27	time	time	NOUN
fis-1564	155	28	.	.	PUNCT
fis-1564	156	1	t	t	PROPN
fis-1564	156	2	f	f	PROPN
fis-1564	157	1	r.d	r.d	PROPN
fis-1564	157	2	.	.	PROPN
fis-1564	157	3	caligiuri	caligiuri	PROPN
fis-1564	157	4	,	,	PUNCT
fis-1564	157	5	frattura	frattura	PROPN
fis-1564	157	6	ed	ed	PROPN
fis-1564	157	7	integrità	integrità	PROPN
fis-1564	157	8	strutturale	strutturale	PROPN
fis-1564	157	9	,	,	PUNCT
fis-1564	157	10	34	34	NUM
fis-1564	157	11	(	(	PUNCT
fis-1564	157	12	2015	2015	NUM
fis-1564	157	13	)	)	PUNCT
fis-1564	157	14	125	125	NUM
fis-1564	157	15	-	-	SYM
fis-1564	157	16	132	132	NUM
fis-1564	157	17	;	;	PUNCT
fis-1564	157	18	doi	doi	NOUN
fis-1564	157	19	:	:	PUNCT
fis-1564	157	20	10.3221	10.3221	NUM
fis-1564	157	21	/	/	SYM
fis-1564	157	22	igf	igf	PROPN
fis-1564	157	23	-	-	PUNCT
fis-1564	157	24	esis.34.13	esis.34.13	NOUN
fis-1564	157	25	132	132	NUM
fis-1564	157	26	conclusions	conclusion	NOUN
fis-1564	157	27	ased	ase	VERB
fis-1564	157	28	on	on	ADP
fis-1564	157	29	the	the	DET
fis-1564	157	30	visual	visual	ADJ
fis-1564	157	31	,	,	PUNCT
fis-1564	157	32	metallurgical	metallurgical	ADJ
fis-1564	157	33	,	,	PUNCT
fis-1564	157	34	and	and	CCONJ
fis-1564	157	35	fractographic	fractographic	ADJ
fis-1564	157	36	analyses	analysis	NOUN
fis-1564	157	37	of	of	ADP
fis-1564	157	38	pup	pup	ADJ
fis-1564	157	39	1	1	NUM
fis-1564	157	40	samples	sample	NOUN
fis-1564	157	41	prepared	prepare	VERB
fis-1564	157	42	by	by	ADP
fis-1564	157	43	the	the	DET
fis-1564	157	44	ntsb	ntsb	NOUN
fis-1564	157	45	,	,	PUNCT
fis-1564	157	46	as	as	ADV
fis-1564	157	47	well	well	ADV
fis-1564	157	48	as	as	ADP
fis-1564	157	49	calculations	calculation	NOUN
fis-1564	157	50	using	use	VERB
fis-1564	157	51	established	establish	VERB
fis-1564	157	52	asme	asme	PROPN
fis-1564	157	53	methodologies	methodology	NOUN
fis-1564	157	54	,	,	PUNCT
fis-1564	157	55	it	it	PRON
fis-1564	157	56	is	be	AUX
fis-1564	157	57	clear	clear	ADJ
fis-1564	157	58	that	that	SCONJ
fis-1564	157	59	the	the	DET
fis-1564	157	60	september	september	PROPN
fis-1564	157	61	9	9	NUM
fis-1564	157	62	,	,	PUNCT
fis-1564	157	63	2010	2010	NUM
fis-1564	157	64	rupture	rupture	NOUN
fis-1564	157	65	of	of	ADP
fis-1564	157	66	pg&e	pg&e	PROPN
fis-1564	157	67	line	line	NOUN
fis-1564	157	68	132	132	NUM
fis-1564	157	69	,	,	PUNCT
fis-1564	157	70	segment	segment	NOUN
fis-1564	157	71	180	180	NUM
fis-1564	157	72	in	in	ADP
fis-1564	157	73	san	san	PROPN
fis-1564	157	74	bruno	bruno	PROPN
fis-1564	157	75	,	,	PUNCT
fis-1564	157	76	california	california	PROPN
fis-1564	157	77	,	,	PUNCT
fis-1564	157	78	was	be	AUX
fis-1564	157	79	caused	cause	VERB
fis-1564	157	80	by	by	ADP
fis-1564	157	81	the	the	DET
fis-1564	157	82	combination	combination	NOUN
fis-1564	157	83	of	of	ADP
fis-1564	157	84	a	a	DET
fis-1564	157	85	missing	miss	VERB
fis-1564	157	86	interior	interior	ADJ
fis-1564	157	87	weld	weld	NOUN
fis-1564	157	88	,	,	PUNCT
fis-1564	157	89	a	a	DET
fis-1564	157	90	ductile	ductile	NOUN
fis-1564	157	91	tear	tear	NOUN
fis-1564	157	92	,	,	PUNCT
fis-1564	157	93	and	and	CCONJ
fis-1564	157	94	fatigue	fatigue	NOUN
fis-1564	157	95	cracking	cracking	NOUN
fis-1564	157	96	,	,	PUNCT
fis-1564	157	97	all	all	PRON
fis-1564	157	98	of	of	ADP
fis-1564	157	99	which	which	PRON
fis-1564	157	100	were	be	AUX
fis-1564	157	101	present	present	ADJ
fis-1564	157	102	in	in	ADP
fis-1564	157	103	the	the	DET
fis-1564	157	104	pup	pup	ADJ
fis-1564	157	105	1	1	NUM
fis-1564	157	106	longitudinal	longitudinal	ADJ
fis-1564	157	107	seam	seam	NOUN
fis-1564	157	108	.	.	PUNCT
fis-1564	158	1	all	all	DET
fis-1564	158	2	three	three	NUM
fis-1564	158	3	of	of	ADP
fis-1564	158	4	these	these	DET
fis-1564	158	5	factors	factor	NOUN
fis-1564	158	6	were	be	AUX
fis-1564	158	7	necessary	necessary	ADJ
fis-1564	158	8	for	for	SCONJ
fis-1564	158	9	the	the	DET
fis-1564	158	10	rupture	rupture	NOUN
fis-1564	158	11	to	to	PART
fis-1564	158	12	have	have	AUX
fis-1564	158	13	occurred	occur	VERB
fis-1564	158	14	.	.	PUNCT
fis-1564	159	1	metallurgical	metallurgical	ADJ
fis-1564	159	2	analysis	analysis	NOUN
fis-1564	159	3	indicated	indicate	VERB
fis-1564	159	4	that	that	SCONJ
fis-1564	159	5	short	short	ADJ
fis-1564	159	6	“	"	PUNCT
fis-1564	159	7	pups	pup	NOUN
fis-1564	159	8	”	"	PUNCT
fis-1564	159	9	at	at	ADP
fis-1564	159	10	the	the	DET
fis-1564	159	11	rupture	rupture	NOUN
fis-1564	159	12	site	site	NOUN
fis-1564	159	13	were	be	AUX
fis-1564	159	14	not	not	PART
fis-1564	159	15	cut	cut	VERB
fis-1564	159	16	from	from	ADP
fis-1564	159	17	longer	long	ADJ
fis-1564	159	18	line	line	NOUN
fis-1564	159	19	pipe	pipe	NOUN
fis-1564	159	20	sections	section	NOUN
fis-1564	159	21	.	.	PUNCT
fis-1564	160	1	based	base	VERB
fis-1564	160	2	on	on	ADP
fis-1564	160	3	historical	historical	ADJ
fis-1564	160	4	record	record	NOUN
fis-1564	160	5	review	review	NOUN
fis-1564	160	6	and	and	CCONJ
fis-1564	160	7	the	the	DET
fis-1564	160	8	specialized	specialized	ADJ
fis-1564	160	9	equipment	equipment	NOUN
fis-1564	160	10	that	that	PRON
fis-1564	160	11	would	would	AUX
fis-1564	160	12	have	have	AUX
fis-1564	160	13	been	be	AUX
fis-1564	160	14	required	require	VERB
fis-1564	160	15	to	to	PART
fis-1564	160	16	bend	bend	VERB
fis-1564	160	17	the	the	DET
fis-1564	160	18	3/8	3/8	NUM
fis-1564	160	19	-	-	PUNCT
fis-1564	160	20	inch	inch	NOUN
fis-1564	160	21	(	(	PUNCT
fis-1564	160	22	0.009	0.009	NUM
fis-1564	160	23	m	m	NOUN
fis-1564	160	24	)	)	PUNCT
fis-1564	160	25	plate	plate	NOUN
fis-1564	160	26	into	into	ADP
fis-1564	160	27	a	a	DET
fis-1564	160	28	cylinder	cylinder	NOUN
fis-1564	160	29	,	,	PUNCT
fis-1564	160	30	pg&e	pg&e	PROPN
fis-1564	160	31	would	would	AUX
fis-1564	160	32	not	not	PART
fis-1564	160	33	have	have	AUX
fis-1564	160	34	been	be	AUX
fis-1564	160	35	able	able	ADJ
fis-1564	160	36	to	to	PART
fis-1564	160	37	fabricate	fabricate	VERB
fis-1564	160	38	these	these	DET
fis-1564	160	39	pups	pup	NOUN
fis-1564	160	40	.	.	PUNCT
fis-1564	161	1	the	the	DET
fis-1564	161	2	manufacturer	manufacturer	NOUN
fis-1564	161	3	of	of	ADP
fis-1564	161	4	these	these	DET
fis-1564	161	5	pups	pup	NOUN
fis-1564	161	6	with	with	ADP
fis-1564	161	7	the	the	DET
fis-1564	161	8	missing	miss	VERB
fis-1564	161	9	dsaw	dsaw	NOUN
fis-1564	161	10	remains	remain	VERB
fis-1564	161	11	unknown	unknown	ADJ
fis-1564	161	12	.	.	PUNCT
fis-1564	162	1	calculations	calculation	NOUN
fis-1564	162	2	and	and	CCONJ
fis-1564	162	3	review	review	NOUN
fis-1564	162	4	of	of	ADP
fis-1564	162	5	available	available	ADJ
fis-1564	162	6	documents	document	NOUN
fis-1564	162	7	indicate	indicate	VERB
fis-1564	162	8	that	that	SCONJ
fis-1564	162	9	the	the	DET
fis-1564	162	10	ductile	ductile	NOUN
fis-1564	162	11	tear	tear	NOUN
fis-1564	162	12	in	in	ADP
fis-1564	162	13	pup	pup	NOUN
fis-1564	162	14	1	1	NUM
fis-1564	162	15	was	be	AUX
fis-1564	162	16	most	most	ADV
fis-1564	162	17	likely	likely	ADV
fis-1564	162	18	created	create	VERB
fis-1564	162	19	during	during	ADP
fis-1564	162	20	a	a	DET
fis-1564	162	21	post	post	ADJ
fis-1564	162	22	-	-	ADJ
fis-1564	162	23	installation	installation	ADJ
fis-1564	162	24	hydrotest	hydrot	ADJ
fis-1564	162	25	conducted	conduct	VERB
fis-1564	162	26	on	on	ADP
fis-1564	162	27	segment	segment	NOUN
fis-1564	162	28	180	180	NUM
fis-1564	162	29	in	in	ADP
fis-1564	162	30	1956	1956	NUM
fis-1564	162	31	.	.	PUNCT
fis-1564	163	1	pg&e	pg&e	PROPN
fis-1564	163	2	has	have	VERB
fis-1564	163	3	no	no	DET
fis-1564	163	4	record	record	NOUN
fis-1564	163	5	of	of	ADP
fis-1564	163	6	such	such	DET
fis-1564	163	7	a	a	DET
fis-1564	163	8	hydrotest	hydrotest	NOUN
fis-1564	163	9	,	,	PUNCT
fis-1564	163	10	but	but	CCONJ
fis-1564	163	11	a	a	DET
fis-1564	163	12	former	former	ADJ
fis-1564	163	13	pg&e	pg&e	ADJ
fis-1564	163	14	employee	employee	NOUN
fis-1564	163	15	has	have	AUX
fis-1564	163	16	testified	testify	VERB
fis-1564	163	17	that	that	SCONJ
fis-1564	163	18	he	he	PRON
fis-1564	163	19	remembers	remember	VERB
fis-1564	163	20	a	a	DET
fis-1564	163	21	hydrotest	hydrotest	NOUN
fis-1564	163	22	in	in	ADP
fis-1564	163	23	the	the	DET
fis-1564	163	24	vicinity	vicinity	NOUN
fis-1564	163	25	of	of	ADP
fis-1564	163	26	the	the	DET
fis-1564	163	27	later	later	ADJ
fis-1564	163	28	pipe	pipe	NOUN
fis-1564	163	29	rupture	rupture	NOUN
fis-1564	163	30	.	.	PUNCT
fis-1564	164	1	it	it	PRON
fis-1564	164	2	is	be	AUX
fis-1564	164	3	important	important	ADJ
fis-1564	164	4	to	to	PART
fis-1564	164	5	note	note	VERB
fis-1564	164	6	that	that	PRON
fis-1564	164	7	,	,	PUNCT
fis-1564	164	8	but	but	CCONJ
fis-1564	164	9	for	for	ADP
fis-1564	164	10	the	the	DET
fis-1564	164	11	missing	miss	VERB
fis-1564	164	12	interior	interior	ADJ
fis-1564	164	13	weld	weld	NOUN
fis-1564	164	14	,	,	PUNCT
fis-1564	164	15	this	this	DET
fis-1564	164	16	post	post	ADJ
fis-1564	164	17	-	-	ADJ
fis-1564	164	18	installation	installation	ADJ
fis-1564	164	19	hydrotest	hydrot	ADJ
fis-1564	164	20	would	would	AUX
fis-1564	164	21	not	not	PART
fis-1564	164	22	have	have	AUX
fis-1564	164	23	created	create	VERB
fis-1564	164	24	the	the	DET
fis-1564	164	25	ductile	ductile	NOUN
fis-1564	164	26	tear	tear	NOUN
fis-1564	164	27	.	.	PUNCT
fis-1564	165	1	a	a	DET
fis-1564	165	2	pressure	pressure	NOUN
fis-1564	165	3	of	of	ADP
fis-1564	165	4	approximately	approximately	ADV
fis-1564	165	5	500	500	NUM
fis-1564	165	6	psig	psig	NOUN
fis-1564	165	7	(	(	PUNCT
fis-1564	165	8	3.45	3.45	NUM
fis-1564	165	9	mpa	mpa	NOUN
fis-1564	165	10	)	)	PUNCT
fis-1564	165	11	was	be	AUX
fis-1564	165	12	required	require	VERB
fis-1564	165	13	to	to	PART
fis-1564	165	14	create	create	VERB
fis-1564	165	15	the	the	DET
fis-1564	165	16	ductile	ductile	NOUN
fis-1564	165	17	tear	tear	NOUN
fis-1564	165	18	,	,	PUNCT
fis-1564	165	19	which	which	PRON
fis-1564	165	20	is	be	AUX
fis-1564	165	21	well	well	ADV
fis-1564	165	22	above	above	ADP
fis-1564	165	23	the	the	DET
fis-1564	165	24	400	400	NUM
fis-1564	165	25	psig	psig	NOUN
fis-1564	165	26	(	(	PUNCT
fis-1564	165	27	2.76	2.76	NUM
fis-1564	165	28	mpa	mpa	NOUN
fis-1564	165	29	)	)	PUNCT
fis-1564	165	30	maop	maop	NOUN
fis-1564	165	31	for	for	ADP
fis-1564	165	32	line	line	NOUN
fis-1564	165	33	132	132	NUM
fis-1564	165	34	,	,	PUNCT
fis-1564	165	35	segment	segment	NOUN
fis-1564	165	36	180	180	NUM
fis-1564	165	37	.	.	PUNCT
fis-1564	166	1	the	the	DET
fis-1564	166	2	stress	stress	NOUN
fis-1564	166	3	concentration	concentration	NOUN
fis-1564	166	4	created	create	VERB
fis-1564	166	5	by	by	ADP
fis-1564	166	6	the	the	DET
fis-1564	166	7	missing	miss	VERB
fis-1564	166	8	interior	interior	ADJ
fis-1564	166	9	weld	weld	NOUN
fis-1564	166	10	and	and	CCONJ
fis-1564	166	11	the	the	DET
fis-1564	166	12	presence	presence	NOUN
fis-1564	166	13	of	of	ADP
fis-1564	166	14	the	the	DET
fis-1564	166	15	ductile	ductile	NOUN
fis-1564	166	16	tear	tear	NOUN
fis-1564	166	17	,	,	PUNCT
fis-1564	166	18	combined	combine	VERB
fis-1564	166	19	with	with	ADP
fis-1564	166	20	normal	normal	ADJ
fis-1564	166	21	operating	operating	NOUN
fis-1564	166	22	pressure	pressure	NOUN
fis-1564	166	23	cycles	cycle	NOUN
fis-1564	166	24	over	over	ADP
fis-1564	166	25	a	a	DET
fis-1564	166	26	long	long	ADJ
fis-1564	166	27	period	period	NOUN
fis-1564	166	28	of	of	ADP
fis-1564	166	29	time	time	NOUN
fis-1564	166	30	,	,	PUNCT
fis-1564	166	31	resulted	result	VERB
fis-1564	166	32	in	in	ADP
fis-1564	166	33	the	the	DET
fis-1564	166	34	initiation	initiation	NOUN
fis-1564	166	35	and	and	CCONJ
fis-1564	166	36	growth	growth	NOUN
fis-1564	166	37	of	of	ADP
fis-1564	166	38	fatigue	fatigue	NOUN
fis-1564	166	39	cracking	crack	VERB
fis-1564	166	40	.	.	PUNCT
fis-1564	167	1	the	the	DET
fis-1564	167	2	segment	segment	NOUN
fis-1564	167	3	180	180	NUM
fis-1564	167	4	rupture	rupture	NOUN
fis-1564	167	5	occurred	occur	VERB
fis-1564	167	6	on	on	ADP
fis-1564	167	7	september	september	PROPN
fis-1564	167	8	9	9	NUM
fis-1564	167	9	,	,	PUNCT
fis-1564	167	10	2010	2010	NUM
fis-1564	167	11	,	,	PUNCT
fis-1564	167	12	because	because	SCONJ
fis-1564	167	13	the	the	DET
fis-1564	167	14	pup	pup	ADJ
fis-1564	167	15	1	1	NUM
fis-1564	167	16	seam	seam	NOUN
fis-1564	167	17	weld	weld	NOUN
fis-1564	167	18	had	have	AUX
fis-1564	167	19	been	be	AUX
fis-1564	167	20	sufficiently	sufficiently	ADV
fis-1564	167	21	weakened	weaken	VERB
fis-1564	167	22	by	by	ADP
fis-1564	167	23	fatigue	fatigue	NOUN
fis-1564	167	24	crack	crack	NOUN
fis-1564	167	25	growth	growth	NOUN
fis-1564	167	26	to	to	PART
fis-1564	167	27	allow	allow	VERB
fis-1564	167	28	rupture	rupture	NOUN
fis-1564	167	29	at	at	ADP
fis-1564	167	30	383	383	NUM
fis-1564	167	31	psig	psig	NOUN
fis-1564	167	32	(	(	PUNCT
fis-1564	167	33	2.64	2.64	NUM
fis-1564	167	34	mpa	mpa	NOUN
fis-1564	167	35	)	)	PUNCT
fis-1564	167	36	.	.	PUNCT
fis-1564	168	1	fatigue	fatigue	NOUN
fis-1564	168	2	cracking	crack	VERB
fis-1564	168	3	in	in	ADP
fis-1564	168	4	pup	pup	NOUN
fis-1564	168	5	1	1	NUM
fis-1564	168	6	developed	develop	VERB
fis-1564	168	7	at	at	ADP
fis-1564	168	8	a	a	DET
fis-1564	168	9	very	very	ADV
fis-1564	168	10	slow	slow	ADJ
fis-1564	168	11	rate	rate	NOUN
fis-1564	168	12	,	,	PUNCT
fis-1564	168	13	likely	likely	ADV
fis-1564	168	14	requiring	require	VERB
fis-1564	168	15	the	the	DET
fis-1564	168	16	entire	entire	ADJ
fis-1564	168	17	54	54	NUM
fis-1564	168	18	-	-	PUNCT
fis-1564	168	19	year	year	NOUN
fis-1564	168	20	life	life	NOUN
fis-1564	168	21	of	of	ADP
fis-1564	168	22	the	the	DET
fis-1564	168	23	pipe	pipe	NOUN
fis-1564	168	24	to	to	PART
fis-1564	168	25	sharpen	sharpen	VERB
fis-1564	168	26	the	the	DET
fis-1564	168	27	tip	tip	NOUN
fis-1564	168	28	of	of	ADP
fis-1564	168	29	the	the	DET
fis-1564	168	30	ductile	ductile	NOUN
fis-1564	168	31	tear	tear	NOUN
fis-1564	168	32	and	and	CCONJ
fis-1564	168	33	then	then	ADV
fis-1564	168	34	propagate	propagate	VERB
fis-1564	168	35	to	to	ADP
fis-1564	168	36	the	the	DET
fis-1564	168	37	depth	depth	NOUN
fis-1564	168	38	observed	observe	VERB
fis-1564	168	39	at	at	ADP
fis-1564	168	40	the	the	DET
fis-1564	168	41	time	time	NOUN
fis-1564	168	42	of	of	ADP
fis-1564	168	43	the	the	DET
fis-1564	168	44	rupture	rupture	NOUN
fis-1564	168	45	.	.	PUNCT
fis-1564	169	1	the	the	DET
fis-1564	169	2	facts	fact	NOUN
fis-1564	169	3	and	and	CCONJ
fis-1564	169	4	analysis	analysis	NOUN
fis-1564	169	5	with	with	ADP
fis-1564	169	6	respect	respect	NOUN
fis-1564	169	7	to	to	ADP
fis-1564	169	8	the	the	DET
fis-1564	169	9	fatigue	fatigue	NOUN
fis-1564	169	10	crack	crack	VERB
fis-1564	169	11	growth	growth	NOUN
fis-1564	169	12	rate	rate	NOUN
fis-1564	169	13	support	support	VERB
fis-1564	169	14	the	the	DET
fis-1564	169	15	conclusion	conclusion	NOUN
fis-1564	169	16	that	that	SCONJ
fis-1564	169	17	the	the	DET
fis-1564	169	18	ductile	ductile	NOUN
fis-1564	169	19	tear	tear	NOUN
fis-1564	169	20	in	in	ADP
fis-1564	169	21	pup	pup	NOUN
fis-1564	169	22	1	1	NUM
fis-1564	169	23	was	be	AUX
fis-1564	169	24	initiated	initiate	VERB
fis-1564	169	25	during	during	ADP
fis-1564	169	26	a	a	DET
fis-1564	169	27	1956	1956	NUM
fis-1564	169	28	post	post	ADJ
fis-1564	169	29	-	-	ADJ
fis-1564	169	30	installation	installation	ADJ
fis-1564	169	31	hydrotest	hydrotest	NOUN
fis-1564	169	32	,	,	PUNCT
fis-1564	169	33	and	and	CCONJ
fis-1564	169	34	that	that	SCONJ
fis-1564	169	35	the	the	DET
fis-1564	169	36	fatigue	fatigue	NOUN
fis-1564	169	37	cracking	crack	VERB
fis-1564	169	38	developed	develop	VERB
fis-1564	169	39	over	over	ADP
fis-1564	169	40	time	time	NOUN
fis-1564	169	41	through	through	ADP
fis-1564	169	42	normal	normal	ADJ
fis-1564	169	43	operations	operation	NOUN
fis-1564	169	44	until	until	SCONJ
fis-1564	169	45	it	it	PRON
fis-1564	169	46	was	be	AUX
fis-1564	169	47	large	large	ADJ
fis-1564	169	48	enough	enough	ADV
fis-1564	169	49	to	to	PART
fis-1564	169	50	rupture	rupture	VERB
fis-1564	169	51	the	the	DET
fis-1564	169	52	pipe	pipe	NOUN
fis-1564	169	53	on	on	ADP
fis-1564	169	54	september	september	PROPN
fis-1564	169	55	9	9	NUM
fis-1564	169	56	,	,	PUNCT
fis-1564	169	57	2010	2010	NUM
fis-1564	169	58	.	.	PUNCT
fis-1564	170	1	references	reference	NOUN
fis-1564	170	2	[	[	X
fis-1564	170	3	1	1	NUM
fis-1564	170	4	]	]	X
fis-1564	170	5	national	national	ADJ
fis-1564	170	6	transportation	transportation	PROPN
fis-1564	170	7	safety	safety	PROPN
fis-1564	170	8	board	board	NOUN
fis-1564	170	9	(	(	PUNCT
fis-1564	170	10	ntsb	ntsb	PROPN
fis-1564	170	11	)	)	PUNCT
fis-1564	170	12	2011	2011	NUM
fis-1564	170	13	,	,	PUNCT
fis-1564	170	14	pacific	pacific	ADJ
fis-1564	170	15	gas	gas	NOUN
fis-1564	170	16	and	and	CCONJ
fis-1564	170	17	electric	electric	ADJ
fis-1564	170	18	company	company	NOUN
fis-1564	170	19	natural	natural	ADJ
fis-1564	170	20	gas	gas	NOUN
fis-1564	170	21	transmission	transmission	NOUN
fis-1564	170	22	pipeline	pipeline	NOUN
fis-1564	170	23	rupture	rupture	NOUN
fis-1564	170	24	and	and	CCONJ
fis-1564	170	25	fire	fire	NOUN
fis-1564	170	26	,	,	PUNCT
fis-1564	170	27	san	san	PROPN
fis-1564	170	28	bruno	bruno	PROPN
fis-1564	170	29	,	,	PUNCT
fis-1564	170	30	california	california	PROPN
fis-1564	170	31	,	,	PUNCT
fis-1564	170	32	september	september	PROPN
fis-1564	170	33	9	9	NUM
fis-1564	170	34	,	,	PUNCT
fis-1564	170	35	2010	2010	NUM
fis-1564	170	36	,	,	PUNCT
fis-1564	170	37	pipeline	pipeline	NOUN
fis-1564	170	38	accident	accident	NOUN
fis-1564	170	39	report	report	NOUN
fis-1564	170	40	ntsb	ntsb	NOUN
fis-1564	170	41	/	/	SYM
fis-1564	170	42	par-11/01	par-11/01	PROPN
fis-1564	170	43	,	,	PUNCT
fis-1564	170	44	washington	washington	PROPN
fis-1564	170	45	,	,	PUNCT
fis-1564	170	46	dc	dc	PROPN
fis-1564	170	47	,	,	PUNCT
fis-1564	170	48	(	(	PUNCT
fis-1564	170	49	2011	2011	NUM
fis-1564	170	50	)	)	PUNCT
fis-1564	170	51	.	.	PUNCT
fis-1564	171	1	[	[	X
fis-1564	171	2	2	2	X
fis-1564	171	3	]	]	PUNCT
fis-1564	171	4	the	the	DET
fis-1564	171	5	american	american	PROPN
fis-1564	171	6	standards	standards	PROPN
fis-1564	171	7	association	association	NOUN
fis-1564	171	8	–	–	PUNCT
fis-1564	171	9	known	know	VERB
fis-1564	171	10	today	today	NOUN
fis-1564	171	11	as	as	ADP
fis-1564	171	12	the	the	DET
fis-1564	171	13	american	american	PROPN
fis-1564	171	14	national	national	PROPN
fis-1564	171	15	standards	standards	PROPN
fis-1564	171	16	institute	institute	PROPN
fis-1564	171	17	–	–	PUNCT
fis-1564	171	18	is	be	AUX
fis-1564	171	19	an	an	DET
fis-1564	171	20	organization	organization	NOUN
fis-1564	171	21	that	that	PRON
fis-1564	171	22	promulgates	promulgate	VERB
fis-1564	171	23	consensus	consensus	NOUN
fis-1564	171	24	standards	standard	NOUN
fis-1564	171	25	in	in	ADP
fis-1564	171	26	the	the	DET
fis-1564	171	27	pipeline	pipeline	NOUN
fis-1564	171	28	industry	industry	NOUN
fis-1564	171	29	,	,	PUNCT
fis-1564	171	30	among	among	ADP
fis-1564	171	31	others	other	NOUN
fis-1564	171	32	.	.	PUNCT
fis-1564	172	1	[	[	X
fis-1564	172	2	3	3	NUM
fis-1564	172	3	]	]	X
fis-1564	172	4	hydrostatic	hydrostatic	ADJ
fis-1564	172	5	testing	testing	NOUN
fis-1564	172	6	involves	involve	VERB
fis-1564	172	7	the	the	DET
fis-1564	172	8	pressurization	pressurization	NOUN
fis-1564	172	9	of	of	ADP
fis-1564	172	10	water	water	NOUN
fis-1564	172	11	injected	inject	VERB
fis-1564	172	12	into	into	ADP
fis-1564	172	13	the	the	DET
fis-1564	172	14	subject	subject	ADJ
fis-1564	172	15	pipeline	pipeline	NOUN
fis-1564	172	16	to	to	PART
fis-1564	172	17	establish	establish	VERB
fis-1564	172	18	integrity	integrity	NOUN
fis-1564	172	19	.	.	PUNCT
fis-1564	173	1	[	[	X
fis-1564	173	2	4	4	NUM
fis-1564	173	3	]	]	X
fis-1564	173	4	national	national	ADJ
fis-1564	173	5	transportation	transportation	PROPN
fis-1564	173	6	safety	safety	PROPN
fis-1564	173	7	board	board	NOUN
fis-1564	173	8	(	(	PUNCT
fis-1564	173	9	ntsb	ntsb	PROPN
fis-1564	173	10	)	)	PUNCT
fis-1564	173	11	report	report	NOUN
fis-1564	173	12	11	11	NUM
fis-1564	173	13	-	-	SYM
fis-1564	173	14	056	056	NUM
fis-1564	173	15	,	,	PUNCT
fis-1564	173	16	materials	material	NOUN
fis-1564	173	17	laboratory	laboratory	NOUN
fis-1564	173	18	factual	factual	ADJ
fis-1564	173	19	report	report	NOUN
fis-1564	173	20	,	,	PUNCT
fis-1564	173	21	table	table	NOUN
fis-1564	173	22	a-1	a-1	NOUN
fis-1564	173	23	.	.	PUNCT
fis-1564	174	1	[	[	X
fis-1564	174	2	5	5	NUM
fis-1564	174	3	]	]	X
fis-1564	174	4	national	national	ADJ
fis-1564	174	5	transportation	transportation	PROPN
fis-1564	174	6	safety	safety	PROPN
fis-1564	174	7	board	board	NOUN
fis-1564	174	8	(	(	PUNCT
fis-1564	174	9	ntsb	ntsb	PROPN
fis-1564	174	10	)	)	PUNCT
fis-1564	174	11	report	report	NOUN
fis-1564	174	12	11	11	NUM
fis-1564	174	13	-	-	SYM
fis-1564	174	14	057	057	NUM
fis-1564	174	15	,	,	PUNCT
fis-1564	174	16	materials	material	NOUN
fis-1564	174	17	laboratory	laboratory	NOUN
fis-1564	174	18	study	study	NOUN
fis-1564	174	19	report	report	NOUN
fis-1564	174	20	,	,	PUNCT
fis-1564	174	21	table	table	NOUN
fis-1564	174	22	on	on	ADP
fis-1564	174	23	page	page	NOUN
fis-1564	174	24	2	2	NUM
fis-1564	174	25	.	.	PUNCT
fis-1564	175	1	[	[	X
fis-1564	175	2	6	6	NUM
fis-1564	175	3	]	]	X
fis-1564	175	4	kiefner	kiefner	NOUN
fis-1564	175	5	,	,	PUNCT
fis-1564	175	6	j.	j.	PROPN
fis-1564	175	7	f.	f.	PROPN
fis-1564	175	8	,	,	PUNCT
fis-1564	175	9	evaluating	evaluate	VERB
fis-1564	175	10	the	the	DET
fis-1564	175	11	stability	stability	NOUN
fis-1564	175	12	of	of	ADP
fis-1564	175	13	manufacturing	manufacturing	NOUN
fis-1564	175	14	and	and	CCONJ
fis-1564	175	15	construction	construction	NOUN
fis-1564	175	16	defects	defect	NOUN
fis-1564	175	17	in	in	ADP
fis-1564	175	18	natural	natural	ADJ
fis-1564	175	19	gas	gas	NOUN
fis-1564	175	20	pipelines	pipeline	NOUN
fis-1564	175	21	,	,	PUNCT
fis-1564	175	22	us	us	PROPN
fis-1564	175	23	dot	dot	NOUN
fis-1564	175	24	,	,	PUNCT
fis-1564	175	25	office	office	NOUN
fis-1564	175	26	of	of	ADP
fis-1564	175	27	pipeline	pipeline	NOUN
fis-1564	175	28	safety	safety	NOUN
fis-1564	175	29	,	,	PUNCT
fis-1564	175	30	final	final	ADJ
fis-1564	175	31	report	report	NOUN
fis-1564	175	32	no	no	INTJ
fis-1564	175	33	.	.	NOUN
fis-1564	175	34	05	05	NUM
fis-1564	175	35	-	-	PUNCT
fis-1564	175	36	12r	12r	NUM
fis-1564	175	37	,	,	PUNCT
fis-1564	175	38	(	(	PUNCT
fis-1564	175	39	2007	2007	NUM
fis-1564	175	40	)	)	PUNCT
fis-1564	175	41	.	.	PUNCT
fis-1564	176	1	[	[	X
fis-1564	176	2	7	7	X
fis-1564	176	3	]	]	X
fis-1564	176	4	national	national	ADJ
fis-1564	176	5	transportation	transportation	PROPN
fis-1564	176	6	safety	safety	PROPN
fis-1564	176	7	board	board	NOUN
fis-1564	176	8	(	(	PUNCT
fis-1564	176	9	ntsb	ntsb	PROPN
fis-1564	176	10	)	)	PUNCT
fis-1564	176	11	2011	2011	NUM
fis-1564	176	12	,	,	PUNCT
fis-1564	176	13	pacific	pacific	ADJ
fis-1564	176	14	gas	gas	NOUN
fis-1564	176	15	and	and	CCONJ
fis-1564	176	16	electric	electric	ADJ
fis-1564	176	17	company	company	NOUN
fis-1564	176	18	natural	natural	ADJ
fis-1564	176	19	gas	gas	NOUN
fis-1564	176	20	transmission	transmission	NOUN
fis-1564	176	21	pipeline	pipeline	NOUN
fis-1564	176	22	rupture	rupture	NOUN
fis-1564	176	23	and	and	CCONJ
fis-1564	176	24	fire	fire	NOUN
fis-1564	176	25	,	,	PUNCT
fis-1564	176	26	san	san	PROPN
fis-1564	176	27	bruno	bruno	PROPN
fis-1564	176	28	,	,	PUNCT
fis-1564	176	29	california	california	PROPN
fis-1564	176	30	,	,	PUNCT
fis-1564	176	31	september	september	PROPN
fis-1564	176	32	9	9	NUM
fis-1564	176	33	,	,	PUNCT
fis-1564	176	34	2010	2010	NUM
fis-1564	176	35	,	,	PUNCT
fis-1564	176	36	pipeline	pipeline	NOUN
fis-1564	176	37	accident	accident	NOUN
fis-1564	176	38	report	report	NOUN
fis-1564	176	39	ntsb	ntsb	NOUN
fis-1564	176	40	/	/	SYM
fis-1564	176	41	par-11/01	par-11/01	PROPN
fis-1564	176	42	,	,	PUNCT
fis-1564	176	43	washington	washington	PROPN
fis-1564	176	44	,	,	PUNCT
fis-1564	176	45	dc	dc	PROPN
fis-1564	176	46	,	,	PUNCT
fis-1564	176	47	(	(	PUNCT
fis-1564	176	48	2011	2011	NUM
fis-1564	176	49	)	)	PUNCT
fis-1564	176	50	.	.	PUNCT
fis-1564	177	1	[	[	X
fis-1564	177	2	8	8	NUM
fis-1564	177	3	]	]	X
fis-1564	177	4	barson	barson	NOUN
fis-1564	177	5	,	,	PUNCT
fis-1564	177	6	j.m	j.m	PROPN
fis-1564	177	7	.	.	PROPN
fis-1564	177	8	,	,	PUNCT
fis-1564	177	9	rolfe	rolfe	PROPN
fis-1564	177	10	,	,	PUNCT
fis-1564	177	11	s.t	s.t	PROPN
fis-1564	177	12	.	.	PROPN
fis-1564	177	13	,	,	PUNCT
fis-1564	177	14	fracture	fracture	NOUN
fis-1564	177	15	and	and	CCONJ
fis-1564	177	16	fatigue	fatigue	NOUN
fis-1564	177	17	control	control	NOUN
fis-1564	177	18	in	in	ADP
fis-1564	177	19	structures	structure	NOUN
fis-1564	177	20	,	,	PUNCT
fis-1564	177	21	applications	application	NOUN
fis-1564	177	22	of	of	ADP
fis-1564	177	23	fracture	fracture	NOUN
fis-1564	177	24	mechanics	mechanic	NOUN
fis-1564	177	25	,	,	PUNCT
fis-1564	177	26	3rd	3rd	ADJ
fis-1564	177	27	edition	edition	NOUN
fis-1564	177	28	,	,	PUNCT
fis-1564	177	29	astm	astm	PROPN
fis-1564	177	30	international	international	PROPN
fis-1564	177	31	,	,	PUNCT
fis-1564	177	32	summary	summary	NOUN
fis-1564	177	33	of	of	ADP
fis-1564	177	34	fatigue	fatigue	NOUN
fis-1564	177	35	-	-	PUNCT
fis-1564	177	36	crack	crack	VERB
fis-1564	177	37	-	-	PUNCT
fis-1564	177	38	growth	growth	NOUN
fis-1564	177	39	data	datum	NOUN
fis-1564	177	40	for	for	ADP
fis-1564	177	41	ferrite	ferrite	ADJ
fis-1564	177	42	-	-	PUNCT
fis-1564	177	43	pearlite	pearlite	NOUN
fis-1564	177	44	steels	steel	NOUN
fis-1564	177	45	,	,	PUNCT
fis-1564	177	46	(	(	PUNCT
fis-1564	177	47	1999	1999	NUM
fis-1564	177	48	)	)	PUNCT
fis-1564	177	49	202	202	NUM
fis-1564	177	50	.	.	PUNCT
fis-1564	178	1	b	b	X