NV B General Building Practice Questions - Nevada B General Building Contractor Examination Exam

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As a common field rule for unreinforced slabs on grade, contraction joints are spaced at about how many times the slab thickness (in inches), expressed in feet?

12 to 18 times the thickness 18 to 24 times the thickness 24 to 36 times the thickness 48 to 60 times the thickness

Correct Answer:

24 to 36 times the thickness

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