id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
app01-9546	Barták, Jiří	An exploratory gallery for Luka tunnel on the D3 motorway	2023	6	.pdf	application/pdf	2943	129	52	Keywords: D3 motorway, exploratory gallery, horizontal boreholes, Luka tunnel, undermined area. The risk of striking unknown mine spaces during tunnel excavation must be eliminated by excavation of the exploratory gallery and systematic safety drilling ahead of the excavation face.	cache/app01-9546.pdf	txt/app01-9546.txt