metal or wooden structure formed of poles, frames, and platforms used to support a worker and materials one or more ladders for access guard railings or safety nets pulleys or winches for raising materials harnesses for workers’ safety a power supply for powered scaffolds
scaffold which has metal or wooden structure scaffold which has formed of poles, frames, and platforms scaffold which is used to support a worker and materials scaffold which has one or more ladders for access scaffold which has guard railings or safety nets scaffold which has pulleys or winches for raising materials scaffold which has harnesses for workers’ safety scaffold which is a power supply for powered scaffolds