29 CFR 1926 · Construction · Subpart M

1926.502(f)(2)(ii): Warning Line Height: 34 to 39 Inches

By Black Belt Safety Editorial Team Official text as of October 15, 2026 Data updated November 7, 2026 3 min read

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.
In plain words:

The line's lowest point, including sag, must be at least 34 inches, and its highest point no more than 39 inches, above the walking/working surface.

Key takeaways

  • 1926.502(f)(2)(ii) is part of OSHA's construction standards (29 CFR Part 1926, Subpart M).
  • OSHA cited it 31 times in the last 3 years, in 31 inspections, with $26,064 in current penalties.
  • Most citations: PA (9), MD (4), IL (3).
  • Related part: 1926.502(f) Warning line systems (206 citations).
  • Free 5-minute toolbox talk for your crew below.

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31citations, 3 years
$26,064current penalties
31inspections
0linked injury cases
In this article
  1. What this rule covers
  2. Official text
  3. Where and how often it was cited
  4. Free toolbox talk
  5. OSHA interpretation letters
  6. Related parts of this rule
  7. Get your crew competent
  8. About this page

What this rule covers

29 CFR 1926.502(f)(2)(ii) is one requirement inside 1926.502 Fall protection systems criteria and practices, an OSHA construction standard (Part 1926, Subpart M). The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.

Official text

(ii) The rope, wire, or chain shall be rigged and supported in such a way that its lowest point (including sag) is no less than 34 inches (.9 m) from the walking/working surface and its highest point is no more than 39 inches (1.0 m) from the walking/working surface; 31 citations

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

See every company cited for this rule.

Export the list: 31 inspections cited 1926.502(f)(2)(ii) in the last 3 years, with employer, location, penalty and date.

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Where and how often it was cited

YearCitations
20231
202414
20258
20268

Top states: PA (9), MD (4), IL (3), MI (3), CA (2)

Largest penalties

EmployerLocationPenalty for this rule
COLORADO MOISTURE CONTROL, INC.DENVER, CO$5,200
WILSON ROOFING INCBROOKSVILLE, FL$4,965
M. POTTEIGER ROOFING, INC.ALLENTOWN, PA$3,687
ROI ROOFING AND SUPPLYERIE, PA$3,400
ICAO CONSTRUCTION INC.CRANSTON, RI$2,578

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OSHA interpretation letters

None exist. OSHA has not published a letter of interpretation for 1926.502(f)(2)(ii).

Related parts of this rule

Get your crew competent

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About this page

Sources

3-year window. 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.

Written and reviewed by

Black Belt Safety Editorial Team

Site Safety Officer and Safety Professional

OSHA 30 · CPR · USACE CQM

Written and reviewed by the Black Belt Safety team. Every post is checked against the OSHA standard or agency source it cites.

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