安全第 1340 / 1605 题
A warning line system, used in some low-slope roofing work, functions to:
a.Mark an area where work may proceed without conventional fall protection, keeping workers back from the edge
b.Decorate the roof
c.Provide electricity
d.Support the workers' weight
解析
1926.502(f) warning lines demarcate an area on low-slope roofs; combined with a safety monitor or other measures, they keep workers a safe distance from unprotected edges under specific conditions.
法律依据: 29 CFR 1926.502(f)免费刷完整 1605 道题库 — 无需注册。
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