architect
architecture
background
blueprint
builder
calculating
cap
compass
concept
construction
contractor
design
engineer
engineering
equipment
hard
hardhat
hat
headgear
heavy
helmet
industrial
industry
inspection
job
notepad
object
orange
overhead
pen
pencil
plan
plastic
professional
project
protect
protection
protective
renovation
safe
safety
security
tool
view
work
worker
workman
workplace
workspace
yellow