Confined Spaces

Standards

Visit the Confined Spaces in Construction Page for information specific to construction.

Confined spaces are addressed in specific OSHA standards for general industry, maritime, and construction. This section highlights OSHA standards and documents related to confined spaces.

OSHA Standards
General Industry (29 CFR 1910)
General Industry (29 CFR 1910)
Related Information

1910 Subpart H - Hazardous Materials

1910.124, General requirements for dipping and coating operations.

Related Information

1910 Subpart J - General Environmental Controls

1910.146, Permit-required confined spaces.

Related Information

1910 Subpart Q - Welding, Cutting and Brazing

1910.252, General requirements.

Related Information

1910 Subpart R - Special Industries

1910.261, Pulp, paper, and paperboard mills.

Related Information

1910.268, Telecommunications.

Related Information

1910.272, Grain handling facilities.

Related Information
Maritime (29 CFR 1915, 1917, 1918)
Maritime (29 CFR 1915, 1917, 1918)
Related Information

1915 Subpart B - Confined and Enclosed Spaces and Other Dangerous Atmospheres in Shipyard Employment

1915.11, Scope, application, and definitions applicable to this subpart.

Related Information

1915.12, Precautions and the order of testing before entering confined and enclosed spaces and other dangerous atmospheres.

Related Information

1915.13, Cleaning and other cold work.

Related Information

1915.14, Hot Work.

Related Information

1915.15, Maintenance of safe conditions.

Related Information

1915.16, Warning signs and labels.

Related Information
State Standards

There are 28 OSHA-approved State Plans, operating state-wide occupational safety and health programs. State Plans are required to have standards and enforcement programs that are at least as effective as OSHA's and may have different or more stringent requirements.

Additional Directives

Note: The directives in this list provide additional information that is not necessarily connected to a specific OSHA standard highlighted on this Safety and Health Topics page.

National Consensus Standards

Note: These are NOT OSHA regulations. However, they do provide guidance from their originating organizations related to worker protection.

American National Standards Institute (ANSI)/American Society of Safety Engineers (ASSE)

  • Z117.1, Safety Requirements for Confined Spaces