SC Concrete Paving Practice Questions - South Carolina Concrete Paving Contractor Examination Exam

Why is embankment fill placed in relatively thin, horizontal lifts rather than in one deep dump?

To hide unsuitable material in the center of the fill So compaction energy can densify the full thickness of each layer before the next is placed Because thin lifts eliminate the need for moisture control To increase swell in the trucks

Correct Answer:

So compaction energy can densify the full thickness of each layer before the next is placed

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