1910.179(b)(4): Wind indicators and rail clamps
Key takeaways
- 1910.179(b)(4) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart N).
- Related part: 1910.179(b) General requirements (57 citations).
- Free 5-minute toolbox talk for your crew below.
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What this rule covers
29 CFR 1910.179(b)(4) ("Wind indicators and rail clamps") is one requirement inside 1910.179 Overhead and gantry cranes, an OSHA general industry standard (Part 1910, Subpart N). 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
(4) Wind indicators and rail clamps. Outdoor storage bridges shall be provided with automatic rail clamps. A wind-indicating device shall be provided which will give a visible or audible alarm to the bridge operator at a predetermined wind velocity. If the clamps act on the rail heads, any beads or weld flash on the rail heads shall be ground off.
Source: eCFR, text current as of 2026-10-15. Read all of 1910.179.
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OSHA interpretation letters
- 1910.179(b)(4) only applies to outdoor storage bridge gantry cranes with spans over 100ft. (1976-03-02)
Related parts of this rule
- 1910.179(b) General requirements 57 citations
- 1910.179(b)(5) Rated load marking 32 citations
- 1910.179(b)(8) Designated personnel 11 citations
- 1910.179(b)(6) Clearance from obstruction 9 citations
- 1910.179(b)(6)(i) 2 citations
- 1910.179(b)(2) New and existing equipment 2 citations
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About this page
Sources
- 29 CFR 1910.179 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly
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.