1910.21(a)(1)

Safeguarding of floor holes between platforms and equipment.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

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 2, 1984

O. J. Fisher, Manager
General Technology
McDermott Incorporated
20 S. Van Buren Avenue
Post Office Box 271
Barberton, Ohio 44203

Dear Mr. Fisher:

This is in response to your letter of August 17, 1984, in which you requested an interpretation of an Occupational Safety and Health Administration (OSHA) standard pertaining to walking and working surfaces. Specifically, your request concerns the safeguarding of floor holes between a platform and equipment that moves due to thermal expansion or for other reasons.

Additional fall protection requirements for concrete trucks when work platforms are equipped with guardrails and toeboards.

Archive Notice - OSHA Archive

NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.

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.

December 16, 2003

Thomas Harman, CSP
National Ready Mixed Concrete Association
900 Spring Street
Silver Spring, MD 20910

Dear Mr. Harman: