id	keyword
ap-7020	concrete
ap-7020	beams
ap-7020	bearing
ap-7020	load
ap-7020	capacity
ap-7020	cracks
ap-7020	strengthening
ap-7020	bearing capacity
ap-7020	reinforcement
ap-7020	transverse
ap-7020	structures
ap-7020	alternating
ap-7020	action
ap-7020	shear
ap-7020	elements