AL Concrete Practice Questions - Alabama Concrete Contractor Examination Exam

Protective systems (sloping, shoring, or shielding) are generally required for employees in excavations that are:

Any depth less than 6 in 5 ft deep or greater (unless entirely in stable rock or otherwise excepted) Only deeper than 50 ft Only when rain is forecast

Correct Answer:

5 ft deep or greater (unless entirely in stable rock or otherwise excepted)

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