1926.1153(a): Scope and application
Key takeaways
- 1926.1153(a) is part of OSHA's construction standards (29 CFR Part 1926, Subpart Z).
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What this rule covers
29 CFR 1926.1153(a) ("Scope and application") is one requirement inside 1926.1153 Respirable crystalline silica, an OSHA construction standard (Part 1926, Subpart Z). 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
(a) Scope and application. This section applies to all occupational exposures to respirable crystalline silica in construction work, except where employee exposure will remain below 25 micrograms per cubic meter of air (25 µg/m3) as an 8-hour time-weighted average (TWA) under any foreseeable conditions.
Source: eCFR, text current as of 2026-10-15. Read all of 1926.1153.
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OSHA interpretation letters
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About this page
Sources
- 29 CFR 1926.1153 (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.