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UNITED STATES
DEPARTMENT OF LABOR

December

• 12/20/1979 - Temporary wiring and temporary lighting in heavy construction. - [1926.401]
• 12/20/1979 - The Mechanical Power Press Standard. - [1910.217]
• 12/17/1979 - A class C helmet is acceptable on construction projects for protection against impact and penetration of falling and flying objects but not for electrical hazards. - [1926.100]
• 12/11/1979 - Applicability of 29 CFR 1910.107, spray finishing using flammable and combustible materials, for fiberglass lay-up/spray-up. - [1910.107]
• 12/11/1979 - Interpretation of the phrase "equivalent entity" with reference to standards regarding chains and slings. - [1910.184]
• 12/10/1979 - Propane pre-heaters used to pre-heat steel in field construction. - [1926.350; 1926.351; 1926.153]

November

• 11/29/1979 - Interpretation on requirements for guard rail height on ledges. - [1910.23(c)(3)]
• 11/20/1979 - Platform support wire ropes with automatic safety locking devices as an alternate to a safety belt attached to cable for covered elevators. - [1926.552]
• 11/05/1979 - OSHA's policy on classification of a wet well as a Class 1, Division 1 location. - [1910.309]

October

• 10/31/1979 - OSHA fixed ladder requirements. - [1910.27(d)(1)(vi)]
• 10/12/1979 - The information in Appendices A and B of the Lead Standard must be included in employee training. - [1910.1025(l)(1)(iii)]

September

• 09/18/1979 - Review of acceptable housekeeping requirements under the lead standard. - [1910.1025(h)]
• 09/10/1979 - Construction of electric transmissions and distribution lines and the use of hydraulic tools. - [1926.951]

August

• 08/17/1979 - Live-line barehand technique used to work high voltage lines. - [1926.955(e)]
• 08/08/1979 - A preheat area in a coke oven battery is considered as a regulated area. - [1910.1029]
• 08/06/1979 - Safeguarding the point of operation on mechnical power presses. - [1910.217]

July

• 07/30/1979 - The enforcement of 29 CFR 1910.23(a)(9), for floor openings and holes. - [1910.23]
• 07/27/1979 - The reduction of air pressure below 30 psi for cleaning purposes. - [1910.242]
• 07/25/1979 - Interpretation on the use of power activated fasteners being driven into ductile cast iron ingot molds. - [1926.302(e)(7)]
• 07/23/1979 - "Audible above" is a signal alarm distinguishable from the surrounding noise level. - [1926.601]
• 07/09/1979 - Use of Steel Band in Guardrails. - [1926.500]
• 07/05/1979 - Clarification of 29 CFR 1926.855(b) and (f) - [1926.855(b); 1926.855(f)]

June

• 06/25/1979 - Clarification on initial examinations required under the cotton dust standard. - [1910.1043(h)(2)]
• 06/21/1979 - Lifelines must be a minimum of 3/4 inch manila or equivalent, with a minimum breaking strength of 5,400 pounds. - [1926.104]
• 06/11/1979 - 1910.123-1910.126, As Applied to Dip Tanks Containing Varnish for Electric Motor Coating. - [1910.123; 1910.124; 1910.125; 1910.126]
• 06/05/1979 - 1910.218(e)(1)(i) applies to pneumatic drop hammers used in hot forging operations. - [1910.218(e)(1)(i)]
• 06/04/1979 - Request for temporary variance to housekeeping requirements for vacuuming under the lead standard; Criteria for portable vacuum machines for vacuuming clothing. - [1910.1025(h)(2)(ii); 1910.1025(i)(4)(iv)]

May

• 05/30/1979 - Sectionalized rail systems. - [1910.23]
• 05/14/1979 - Pneumatically operated staplers. - [1910.212; 1910.243; 1926.302]

April

• 04/25/1979 - Training program requirements in the lead standard. - [1910.1025]
• 04/23/1979 - The design of trolley bumpers for electric overhead traveling cranes. - [1910.179]

March

• 03/27/1979 - Use of air on the pushover ram to clean standpipes is an acceptable practice; Filtered air is required for operating cabs; Request for variance on requirements for filtered air for standby wharf pulpi - [1910.1029(f)(2)(i)(g); 1910.1029(f)(4)(i); 1910.1029(f)(4)(ii)]
• 03/26/1979 - Evaluation of Evalok automatic fall protection devices. - [1926.104]
• 03/23/1979 - ROPS on the Job TB 1200 L excavator. - [1926.602]
• 03/20/1979 - Clarification of 29 CFR 1910.107 in regard to when sampling for the LEL would be required. - [1910.107]
• 03/09/1979 - Personnel protection required for employees working on a Multistage two-point suspension scaffold. - [1926.451]
• 03/06/1979 - Respirator air quality standards do not apply where the NRC has jurisdiction. - [1910.134(i)]
• 03/06/1979 - Use of air on the pushover ram to clean standpipes is an acceptable practice; Standpipes should be cleaned if 20% of the cross sectional area is clocked. - [1910.1029(f)(2)(i)(g); 1910.1029(f)(3)(i)(a)(2)]

January

• 01/26/1979 - Appropriate guarding of lathe chucks. - [1910.212(a)(1)]
• 01/12/1979 - Ground Fault Protection. - [1926.400]
• 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 - Steel Banding as Guardrails. - [1926.500]