Definition of Potentially Gassy Atmosphere.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

July 24, 1993

Use of liquefied petroleum gas (LPG) underground.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 20, 1992

Transportation of compressed gas chambers

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 5, 1992

Mr. George Brown, P.E. Director,
Corporate Safety/Risk Management
Obayashi Corporation
345 Allerton Avenue South
San Francisco, California 94080

Dear Mr. Brown:

This is in response to your January 30 letter requesting an interpretation of Occupational Safety and Health Administration (OSHA) requirements addressing the transportation of compressed gas cylinders. I apologize for the delay in responding to you.

Wedge Sockets Wire Rope Clips (Piggy-Back Clip).

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

August 8, 1994

MEMORANDUM FOR: LINDA R. ANKU

 

REGIONAL ADMINISTRATOR

THROUGH: JOHN B. MILES, JR. DIRECTOR DIRECTORATE OF COMPLIANCE PROGRAMS

FROM: ROY F. GURNHAM, DIRECTOR OFFICE OF CONSTRUCTION AND MARITIME COMPLIANCE ASSISTANCE

SUBJECT: Wedge Sockets Wire Rope Clips (Piggy-Back Clip)

Wire rope clips in conjunction with wedge sockets.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

July 26, 1994

Mr. D. Michael Barr
General Superintendent
Martin G. Imbach, Inc.
6121 Pennington Avenue
Baltimore, Maryland 21226

Dear Mr. Barr:

This is in response to your January 26 letter requesting a waiver from an America National Standard Institute (ANSI) requirement addressing the use of wire rope clips in conjunction with wedge sockets. I apologize for the delay in responding to your inquiry.

Fire prevention and protection requirements applicable to underground construction.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

March 15, 1996

Patrick Freeman, Safety Director
and Len Postregna, Project Manager
KAJIMA Engineering and Construction, Inc.
422 West 79th Street
Chicago, Illinois 60620

Dear Messrs. Freeman and Postregna:

Numerous clarifications regarding underground construction;variances; joint ventures.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

May 28, 1998

Lawrence J. Keefe
Chairman, Tunnel Task Force
Underground Contractors Association
3158 River Road, Suite 135
Des Plaines, Illinois 60018

Dear Mr. Keefe:

Application of the Confined Spaces Advisor to construction; personal fall arrest system requirements.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

November 3, 2000

Mr. Thomas Lee Dahl
NPSW Venture
5555 South Hadden Road
Mazon, Il 60444

Re: 1910.146, 1926.21(b)(6)(i), 1926.353(b)(1) & (b)(2), 1926.502(d), 1926.502(d)(3) and (4), 1926.502(d)(18), 1926.651(g), 1926.800, 1926.956, OSHA Confined Spaces Advisor; Personal Fall Arrest Systems

Dear Mr. Dahl:

Request for an interpretation regarding the applicability of 1926.800 to the Fort Point Channel Crossing Immersed Tube. Tunnel.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

 

 

August 8, 2002

 

 

Cut and cover construction.

OSHA requirements are set by statute, standards and regulations. Our interpretation letters explain these requirements and how they apply to particular circumstances, but they cannot create additional employer obligations. This letter constitutes OSHA's interpretation of the requirements discussed. Note that our enforcement guidance may be affected by changes to OSHA rules. Also, from time to time we update our guidance in response to new information. To keep apprised of such developments, you can consult OSHA's website at https://www.osha.gov.

September 23, 1980

Mr. John P. Murray
Project Safety Manager
Parsons Brinckerhoff/Tudor
P. O. Box 469
Atlanta, Georgia 30301

Dear Mr. Murray:

This is in response to your letter, concerning cut and cover construction in the Atlanta subway project.