NM CID GF-5 Practice Questions - New Mexico CID GF-5 Recreation Areas Contractor Examination Exam

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Within the New Mexico 18-inch tolerance zone around a marked water line in a park, what excavation method is required until the facility is exposed?

A toothed bucket on a mini-excavator if the operator goes slowly Hand digging or vacuum (non-intrusive) excavation A rock-wheel trencher, because it cuts a narrow slot Hydro-excavation with a jet pressure high enough to cut native caliche, directed at the mark

Correct Answer:

Hand digging or vacuum (non-intrusive) excavation

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