Assertion: scaffold's platform | /r/HasProperty | supported by prefabricated frames
Facets:
Source sentences:
text: Supported scaffold: One or more platforms supported by outrigger beams, brackets, poles, legs, uprights, posts, frames (including prefabricated frames that are mechanized but not motorized) or any similar rigid support including, back structures connecting hoistways to buildings and structures with integral sidewalk protection.