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

Saw-cut contraction joints in a slab should typically be cut to a depth of about:

1/8 of the slab thickness 1/4 of the slab thickness 3/4 of the slab thickness The full slab thickness, cutting into the subgrade

Correct Answer:

1/4 of the slab thickness

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