professional roofer carpenter standing on roof of building under construction

roof wall transport iron vehicle wood track construction person facade asphalt mast screenshot architecture house stadium industry professional roofer carpenter standing building contractor architect architecture build carpenter chimney construction site contractor craft ehs engineer environmental health safety falling hazard frame hard hat hardhat harness head wear high home house industrial industry inspection labor laborer maintenance occupation professional renovation roof roofer roofing rooftop scaffolding shingle structure urban worker workwear