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

Exterior concrete sidewalks and court slabs in a freeze-thaw New Mexico climate should be specified as:

Non-air-entrained concrete so the surface is easier to trowel steel-smooth Air-entrained concrete so microscopic air voids relieve freezing water pressure Neat cement with no aggregate A mix with as much mix water as the crew wants for workability

Correct Answer:

Air-entrained concrete so microscopic air voids relieve freezing water pressure

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