all up weight

accident power network laying

10 kV cable laying underground

wall built by laying bncks

to build by laying bricks or stones

Teaching by using web resources

strengthened by filling up arches

silt surged up by normal waves

silt surged up by breaking waves

set up by collected

pull up by the roots

opening up by vertical shafts

opening up by tunnels

opening up by inclined shafts

opening up by blindshaft