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

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When Appendix B uses a shield or support on a vertically sided lower portion of a sloped excavation, how far must the shield or support extend above the top of that vertical side?

Flush with the top of the vertical side At least 6 inches At least 18 inches At least 6 feet

Correct Answer:

At least 18 inches

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