1926.502(f)(4): Mechanical Equipment on Roofs

In plain words:

Mechanical equipment on roofs may be used or stored only where workers are protected by a warning line, guardrail or personal fall arrest system.

Low-slope roof warning line set back 6 feet from the edge, 10 feet where equipment travels
Warning lines on low-slope roofs. Not to scale; the official text controls.

Official text: 29 CFR 1926.502(f)(4)

(4) Mechanical equipment on roofs shall be used or stored only in areas where employees are protected by a warning line system, guardrail system, or personal fall arrest system.

Source: eCFR, text current as of 2026-10-15. Read all of 1926.502.

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Official text from the eCFR. Citation and injury numbers from public U.S. Department of Labor enforcement and accident records, copied nightly; 3-year window; data as of . Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.

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