NM CID GS-4 Practice Questions - New Mexico CID GS-4 Concrete, Cement, Walkways And Driveways Examination Exam

Welded-wire reinforcement in a sidewalk or driveway slab is provided primarily to:

Increase the specified compressive strength f'c of the mixture Hold shrinkage and temperature cracks tightly and help transfer load across those cracks Eliminate the need for control joints Replace air entrainment in freeze-thaw exposure

Correct Answer:

Hold shrinkage and temperature cracks tightly and help transfer load across those cracks

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