NV C-5 Concrete Practice Questions - Nevada C-5 Concrete Contractor Examination Exam

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For a simple sloped trench in Type C soil, OSHA 1926 Subpart P Appendix B allows a maximum slope of which ratio (horizontal:vertical)?

3/4:1 1:1 1-1/2:1 2:1 only if the trench is in stable rock

Correct Answer:

1-1/2:1

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