adult
architect
blueprint
building
building contractor
bulldozer
caucasian ethnicity
construction industry
construction machinery
construction site
construction worker
development
digging
earth mover
engineer
engineering
equipment
expertise
full length
hardhat
industry
instrument of measurement
level
looking
machinery
males
measuring
men
mid adult
mining
nature
occupation
one person
outdoors
professional occupation
protective workwear
reflective clothing
skill
standing
surveyor
teamwork
technology
theodolite
topography
tripod
work helmet
work tool
working