Mortar testing requirements and controlling contractor responsibilities under the Steel Erection Standard

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 27, 2002

Sean Purcell
Safety Officer
RPCarbone Company
5885 Landerbrook Drive, Suite 110
Cleveland, OH 44124-4031

Re: What are an employer's obligations under Part 1926 Subpart R with respect to testing mortar? What OSHA responsibilities does a controlling contractor have under Subpart R when it subcontracts duties placed by Subpart R on the controlling contractor? §1926.752(a)(1); mortar testing requirements; contracting-out duties of controlling contractor

Dear Mr. Purcell:

Notification requirements for concrete compressive strength and anchor bolt modifications.

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 23, 2005

Mr. Skinner
[By e-mail]

Re: Notification requirements for concrete compressive strength and anchor bolt modifications.

Dear Mr. Skinner,

This is in response to the e-mail correspondence you sent to this office on November 17, 2005. Your questions have been paraphrased as follows: