action
activity
area
armature
builder
building
bunker
cement
concrete
construction
constructor
contractor
development
equipment
filling
floor
form
formwork
foundation
helmet
industrial
industry
job
labor
laborer
man
master
millwright
mix
mounter
occupation
outdoors
outside
pour
pouring
project
rebar
reinforcement
renewal
shovel
site
technology
work
worker
working
workman