NM CID GF-2 Practice Questions - New Mexico CID GF-2 Bridges Contractor Examination Exam

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OSHA 1926.652 generally requires a protective system (sloping, benching, shoring, or shielding) in excavations beginning at what depth, unless the excavation is entirely in stable rock?

4 feet 6 feet 20 feet 5 feet

Correct Answer:

5 feet

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