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the soil at a borrow area is at a moisture content of 8.5% and unit weight of 110 pcf. this soil is used in the construction of a compacted road base where the dry unit weight is 125 pcf and the moisture content is 14%. if the finish volume of the road base is 120,000 cubic feet (about 4,500 cubic yards). what would be the volume of the soil removed from the borrow pit? how much water would be added to the soil from the borrow pit?