armature
bent
bind
building site
cage
civil engineering
column
concrete
construction
corrosion
customized
edifice
enveloped
frame
girder
grid
heap
industrial
industry
joist
metal
people
pile
pillar
rebar
rectangle
reinforce
reinforcement
rod
rust
rusted
rusty
shape
site
skeleton
stack
steel
stock
storage
strong
structural
structure
supply
team
teamwork
tied
truss
wire
work
worker