NM CID GF-9 Practice Questions - New Mexico CID GF-9 Utility Lines Contractor Examination Exam

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Loose polyethylene encasement for ductile-iron pipe is specified by which AWWA standard that DIPRA installation practice follows?

AWWA C651 AWWA C105 / A21.5 AWWA C900 AWWA M23

Correct Answer:

AWWA C105 / A21.5

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