Blasters Circuit Testers.

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 17, 1990

MEMORANDUM FOR:     JOHN B. MILES, JR.
                   Regional Administrator

THROUGH:            LEO CAREY, Director
                   Office of Field Programs

FROM:               PATRICIA K. CLARK, Director Designate
                   Directorate of Compliance Programs

SUBJECT:            Blasters Circuit Testers

This is in response to your recent memo on the above subject and request for clarification as to the use of a blasters digital ohmmeter, No. 105, made by Thomas Instruments, Inc.

Use of silver chloride dry cells as a power source for testing electric blast caps.

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NOTICE: This is an OSHA Archive Document, and may no longer represent OSHA Policy. It is presented here as historical content, for research and review purposes only.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 18, 1977

Mr. Howard Lawrencev
E.I.T. Corporation
Post Office Box 744
Sunbury, Pennsylvania 17501

Dear Mr. Lawrence:

Your letter to the Federal Trade Commission dated August 31, 1977 has been referred to me for a response.

Electric blasting machine.

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.

January 8, 1976

MEMORANDUM FOR:  Thomas V. Martin, Area Director, Charleston

Subject:         Penn Line Services, Inc.

Reference is made to your memorandum data December 19, 1975 on the subject title.