Past participle of HIDE
Hidden
a long hollow pipe made of metal, plastic, rubber, etc., through which liquids or gases move from one place to another
tube
Past participle of MAKE
Made
a long deep hole dug in the ground, for example for carrying away water
trench
building material that is made by mixing together cement, sand, small stones and water
concrete
a tall machine with a long arm, used to lift and move building materials and other heavy objects
crane
Past participle of PAY
paid
Past participle of FEED
Fed
Past participle of BREAK
Broken
a powerful vehicle with a broad steel blade in front, used for moving earth or knocking down buildings
bulldozer
Past participle of LOSE
Lost
thick strong metal rope used on ships, for supporting bridges, etc
cable
a person whose job involves designing and building engines, machines, roads, bridges, etc
engineer
The simplest structure of bridge, it could be a log, a wood plank laid across the stream
beam bridge
Past participle of SAY
Said
a passage built underground, for example to allow a road or railway/railroad to go through a hill, under a river, etc.
tunnel
Past participle of BUILD
Built
a curved structure that supports the weight of a bridge above it
arch bridge