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C-8 Concrete Practice Questions - California CSLB C-8 Concrete Examination Exam

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A contractor is estimating concrete for a slab-on-grade measuring 40 feet wide by 60 feet long and 6 inches thick. Factoring in an industry-standard 10% waste allowance, how many cubic yards of concrete must be ordered?
Correct Answer:
48.9 cubic yards of concrete

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