AL Municipal Utility Practice Questions - Alabama Municipal And Utility Contractor Examination Exam

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What is the maximum allowable slope for Type C soil in excavations less than 20 feet deep (simple slope) under OSHA Appendix B?

Vertical (90°) 3/4 horizontal to 1 vertical (53°) 1 horizontal to 1 vertical (45°) 1½ horizontal to 1 vertical (34°)

Correct Answer:

1½ horizontal to 1 vertical (34°)

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