1910.146(j)(1): Entry Supervisor Knows the Hazards
The entry supervisor must know the hazards that may be faced during confined space entry, including how exposure happens, its signs or symptoms, and its consequences.
Key takeaways
- 1910.146(j)(1) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart J).
- OSHA cited it 3 times in the last 3 years, in 3 inspections, with $2,240 in current penalties.
- 1 death is linked to inspections that cited this rule.
- Related part: 1910.146(j) Duties of entry supervisors (37 citations).
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In this article
What this rule covers
29 CFR 1910.146(j)(1) is one requirement inside 1910.146 Permit-required confined spaces, an OSHA general industry standard (Part 1910, Subpart J). 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
(1) Knows the hazards that may be faced during entry, including information on the mode, signs or symptoms, and consequences of the exposure; 3 citations
Source: eCFR, text current as of 2026-10-15. Read all of 1910.146.
Export the list: 3 inspections cited 1910.146(j)(1) in the last 3 years, with employer, location, penalty and date.
Purple Belt, $59/moInjuries linked to this rule
1 death is linked to inspections where OSHA cited 1910.146(j)(1).
At 9:15 a.m. on January 18, 2024, Employee #1 was working inside a 7,000-gallon tanker trailer. Employee #1 was tasked with inspecting the damage of the interior of the tanker. Employee #1 was in the early stages of the tank inspection when he lost consciousness.…
Where and how often it was cited
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A 5-minute crew talk on 1910.146(j)(1), plus alerts when this rule changes. Free.
OSHA interpretation letters
None exist. OSHA has not published a letter of interpretation for 1910.146(j)(1).
Related parts of this rule
- 1910.146(j) Duties of entry supervisors 37 citations
- 1910.146(j)(2) 20 citations
- 1910.146(j)(4) 10 citations
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Frequently asked questions
What must the entry supervisor know?
The hazards that may be faced during entry.
What details about exposure must they know?
The mode, signs or symptoms, and consequences of the exposure.
Who does this rule apply to?
The entry supervisor.
About this page
Sources
- 29 CFR 1910.146 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-11-06
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.
