Standard Interpretations (Archive) - Publication Date | Occupational Safety and Health Administration

Lapse in Appropriations

For workplace safety and health, please call 800-321-6742; for mine safety and health, please call 800-746-1553; for Job Corps, please call 800-733-5627 and for Wage and Hour, please call 866-487-9243 (866-4-US-WAGE).  This website is currently not being updated due to the suspension of Federal government services. The last update to the site was 10/1/2025.  Updates to the site will start again when the Federal government resumes operations.

Standard Interpretations (Archived) - Publication Date

December

12/02/1980 - Requirements for manhole steps. - [1910.27]

November

11/19/1980 - Definition of the term: "hospitalization" to send to, put in, or admit to a hospital. - [1926.52]

October

10/02/1980 - Use of fork extensions on forklifts. - [1910.178(a)(4)]

September

09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]
09/22/1980 - Scaffolding as it relates to toeboards, guardrails and planking. - [1926.451(a)(4); 1926.451(a)(5)]

August

08/04/1980 - Specific Trenching Requirements. - [1926.652]

July

07/31/1980 - New safety standards for servicing multi-piece rim wheels. - [1910.177]
07/17/1980 - String lights for temporary lighting. - [1926.401(j)(2)]

June

06/18/1980 - The positioning of the safety line on billboards. - [1910.23]

May

05/13/1980 - A tie-off system is acceptable where a standard guardrails are not feasible - [1910.23(c)(1)]

April

04/29/1980 - Cable Type Jib Stops. - [1926.550]
04/18/1980 - Personnel Hoist and Boatswain's Chairs. - [1925.451(l)(4)(5); 1926.552(c)]
04/17/1980 - Barricade in accessible areas of the rear of the rotating structure of the crane secured to the under carriage. - [1926.550(a)(9)]

March

03/31/1980 - OSHA's requirements for scissor lifts. - [1910.67]

February

02/21/1980 - Kelly Bushings on Oil Well Drilling Rigs - [1910.212(a)(1); 1910.212(a)(2)]
02/20/1980 - Recordkeeping requirements for medical removals made pursuant to the lead standard. - [1910.1025(k); 1910.1025(n)(3); 1904]
02/06/1980 - Steel Bandings as Guardrails. - [1926.500(f)(1)(vi)]

January

01/22/1980 - Single-point adjustable suspension scaffolds. - [1926.451(k)(10)]
01/04/1980 - OSHA standards on fixed ladders and landing platforms to be used in underground chambers for pumping stations. - [1910.27]

NOTICE: This is an OSHA Archive Document, and no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only. Return to current Interpretations.