NM CID GF-3 Practice Questions - New Mexico CID GF-3 Canals, Reservoirs Or Irrigation Systems Contractor Examination Exam

For an excavation less than 20 feet deep, OSHA Appendix B maximum allowable slope in Type C soil is:

Vertical (90 degrees) 3/4 horizontal to 1 vertical (53 degrees) 1 horizontal to 1 vertical (45 degrees) 1-1/2 horizontal to 1 vertical (34 degrees)

Correct Answer:

1-1/2 horizontal to 1 vertical (34 degrees)

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