Referring to the Basement diagram the elevation at A is 115′, B is 118′, C is 116.5′, and D is 117.5′. If the finished elevation is to be at 101.5′ how many cubic yards of dirt are to be excavated?

Referring to the Basement diagram the elevation at A is 115′, B is 118′, C is 116.5′, and D is 117.5′. If the finished elevation is to be at 101.5′ how many cubic yards of dirt are to be excavated?