December

• 12/11/1979 - Interpretation on the acceptability of steel bands for guardrails. - [1926.500(f)(1)(vi)]
• 12/10/1979 - The approval and use of "PRO-TEK-TO" safety toe caps. - [1910.132; 1910.136]
• 12/03/1979 - National Electrical Code Interpretation. - [1910.309]

November

• 11/29/1979 - Interpretation on requirements for guard rail height on ledges. - [1910.23(c)(3)]
• 11/14/1979 - Photochromatic/Phototropic (Variable Tint) Lenses in Safety Eye Wear. - [1910.133]

September

• 09/18/1979 - Railing required for opensided floor or platform 6 feet or more above the floor or ground level. - [1926.500]

July

• 07/30/1979 - The enforcement of 29 CFR 1910.23(a)(9), for floor openings and holes. - [1910.23]
• 07/26/1979 - Installation of electrical equipment. - [1910.309]
• 07/09/1979 - Use of Steel Band in Guardrails. - [1926.500]

June

• 06/04/1979 - Trenching requirements as it relates to banks and shoring. - [1926.653; 1926.651]

May

• 05/30/1979 - Sectionalized rail systems. - [1910.23]
• 05/03/1979 - Lean-to Scaffolds. - [1926.451(a); 1926.451(a)(20)]

April

• 04/23/1979 - Proper Citing of Rubber-Tired Skid-Steer Machines Not Equipped with Rollover Protective Structures (ROPS)
• 04/19/1979 - Citing of rubber-tired skid-steer machines not equipped with rollover protective structures.

March

• 03/21/1979 - General duty provisions are used in inspection only where there are no specific standards applicable to the particular hazard involved. - [1910.5(f)]

January

• 01/26/1979 - Clarification of the terms "should" and "shall" as used in OSHA section 1910.179(k)(2). - [1910.179]
• 01/25/1979 - Laminated construction of word veneers intended for scaffold planks. - [1926.451(a)(10)]
• 01/10/1979 - Clarification of OSHA guidance concerning the uniform spacing of steps or rungs in sanitary and storm sewer manholes. - [1910.27]
• 01/09/1979 - Prohibition of lean-to scaffolds. - [1926.451(a); 1926.451(a)(10)]