NM CID GS-8 Practice Questions - New Mexico CID GS-8 Earthmoving, Excavation And Ditching Examination Exam

For sloping or benching an excavation more than 20 feet deep, OSHA Appendix B requires that the design be:

Selected from Table B-1 by the operator Designed by a registered professional engineer The same as a 5-foot Type C trench Exempt from any protective system

Correct Answer:

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