adult
apartment
architect
building
building contractor
concrete
confidence
construction
construction industry
construction site
construction worker
contractor
electrician
electricity
engineer
engineering
equipment
expertise
foreman
hardhat
high rise
industry
labor
looking at camera
machinery
males
man
manager
manufacturing
material
men
occupation
one person
portrait
protective workwear
real estate
residential
safety
skill
smiling
standing
unform
work helmet
work tool
worker
working