You are working for a contractor that has a contract for construction of a new hospital. One of the project tasks is the compacted ?ll for the parking lot. Initial investigation of the project plan indicates that 30,000 compacted cubic yards are required for the ?ll. You have selected a source for the ?ll material and the soil test report indicates the bank density to be 2750 pounds per cubic yard and the loose density to be 2200 pounds per cubic yard, and the compacted density to be 3500 pound per cubic yard. a. What is the percent shrinkage for the ?ll material? b. What is the percent swell for the ?ll material? c. How many BCY do you have to excavate? d. How many LCY do you have to haul? e. If the unit cost of excavation and ?ll process is $12.5 per CCY, how much is the total cost of this component of the project