sheet metal / metal / electricity / steel roofing / construction site / work site / construction equipment / tripod device / male forklift operator / steel beam / steel beams / hydrogen sulfide gas / structural steel / safety devices / steel arch / steel rafter / proper safety equipment / copper gas line / cement lining / fall protection equipment / metal components / gas line / /
NaturalFeature
Use fall / /
Organization
Freemasonry / /
Person
Claire Nguyen / /
Position
driver / contractor / roofer / steel rafter / painter / foreman / plumber / rafter / welder / worker / construction worker / forklift operator / independent contractor / worker and his co-worker / General Information Construction / surveyor / salesman / co-worker / truck driver / /