NM CID MM-1 Practice Questions - New Mexico CID MM-1 Plumbing Examination Exam

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An isometric shows a 2 inch trap arm with these centerline segments from the trap weir to the vent fitting: 18 inches horizontal, an upturned 90 into an 8 inch vertical, then 12 inches horizontal to the san-tee. What is the developed length?

38 inches 30 inches 18 inches 60 inches

Correct Answer:

38 inches

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