Learn more about confined spaces and permit-required space regulations

MSA White Papers

MSA, the Safety Company, produces numerous white papers to inform customers about safety regulations and safety solutions that they offer. Learn more about confined space safety precautions and solutions from a world-renowned safety leader when you download the PDFs below.

Closing In On Confined Spaces (20 pages) / ID 5555-57-MC / December 2015

Need Confined Space Solutions? (2 pages) / ID 6055-632-MC / February 2018

Need Confined Space Solutions? (2 pages) / ID 6055-362-MC / March 2018 OSHA white papers

Worker Safety Association White Papers

The Association for Testing Materials (ASTM), National Institute for Occupational Safety and Health (NIOSH) and Occupational Safety and Health Administration (OSHA) are international and national standards organizations that determine specific regulations that workers must adhere to in order to ensure safety and healthy working conditions. The regulations below are some of the most common requirements for confined space workers, but is not an exhaustive list.

A Guide to Safety in Confined Spaces - (NIOSH Publication Number 87-113), July 19875

Assistance in Preventing Occupational Fatalities in Confined Spaces: NIOSH Alert - (NIOSH Publication Number 86-110), January 1986

Confined and Enclosed Spaces and Other Dangerous Atmospheres in Shipyard Employment - 29 CFR 1915, Subpart B – 1994 (Amended)

Confined Spaces in Construction - OSHA, 29 CFR 1926.12, Subpart AA (Released May 4, 2015, Effective August 3, 2015)

Permit-Required Confined Spaces, Final Rule - OSHA, 29 CFR Part 1910.146; Federal Register, 63:66018-66036 (1998-Amended)

Standard Practice for Confined Area Entry - ASTM D4276-02 (2007) [Fee Required]

Working in Confined Spaces - (NIOSH Publication Number 80-106), December 1979

Hot Work in a Confined Space

If your job is performed in hot work conditions and in a confined space, an Airgas Safety Specialist can visit your jobsite and create a customized safety solution for your site to ensure worker safety and OSHA compliance.

Safety in Welding Cutting and Allied Process - (ANSI Z49.1:2012)

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