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1926 Subpart AA

1 OSHA and HazCom article tagged "1926 Subpart AA" — practical, CFR-cited guidance verified against primary sources.

Confined Space Entry: OSHA Permit-Required Guide for Construction

Complete guide to confined space entry in construction under 29 CFR 1926 Subpart AA. Covers permit-required vs non-permit spaces, atmospheric testing order, the entry permit, rescue duties, multi-employer coordination, and the citation traps that get contractors fined.

Mar 9, 2026

17 min read

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