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Question: The in situ moisture content of a

The in situ moisture content of a soil is 18%, and the moist unit weight is 105 lb/ft3. The specific gravity of soil solids is 2.75. This soil is to be excavated and transported to a construction site for use in a compacted fill. If the specifications call for the soil to be compacted to a minimum dry unit weight of 103.5 lb/ft3 at the same moisture content of 18%, how many cubic yards of soil from the excavation site are needed to produce 10,000 yd3 of compacted fill? How many 20-ton truckloads are needed to transport the excavated soil?


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