Arizona ROC A-5 Excavating, Grading And Oil Surfacing Practice Questions - Arizona ROC A-5 Excavating, Grading And Oil Surfacing Examination Exam

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According to OSHA 29 CFR 1926 Subpart P, what is the maximum allowable simple slope for an un-shored excavation in Type A soil that is 12 feet deep and open for short-term duration?

1.5:1 (34 degrees) 1:1 (45 degrees) 3/4:1 (53 degrees) 1/2:1 (63 degrees)

Correct Answer:

3/4:1 (53 degrees)

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