Practice

A levee embankment is built of compacted fill. Its fill end areas are $410\,\text{ft}^2$ at Sta 20+00 and $530\,\text{ft}^2$ at Sta 23+00. The borrow soil has a shrinkage of 18%: it loses 18% of its bank volume when compacted. The bank (in-situ) volume that must be excavated from borrow for this reach (CY) is most nearly:

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