AL Water Projects Practice Questions - Alabama Water Projects Contractor Examination Exam

For a simple slope in Type B soil less than 20 feet deep, OSHA allows a maximum of:

Vertical (stable-rock configuration) 3/4 horizontal to 1 vertical 1 1/2 horizontal to 1 vertical 1 horizontal to 1 vertical (45 degrees)

Correct Answer:

1 horizontal to 1 vertical (45 degrees)

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