NM CID GF-2 Practice Questions - New Mexico CID GF-2 Bridges Contractor Examination Exam

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When spraying NMDOT tack coat, Section 407.3.4 requires distributor nozzles to be fully open, set at approximately what angle, and the spray bar held at a height that provides:

90 degrees straight down, with no overlap between nozzles 10 degrees, with a single non-overlapping fan 45 degrees, aimed backward so the truck does not drive on tack 30 degrees from the spray bar, with a double or triple lap of asphalt material

Correct Answer:

30 degrees from the spray bar, with a double or triple lap of asphalt material

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