an embankment for a highway 30m wide & 1.5m in a compacted thickness is to be constructed from a sandy trucked from a borrow pit. the water contenet of the sandy soil in the borrow pit is 15%& its void ratio is 0.69.The specification requires the embankment be compacted to a dry unit weight of 18KN/m3.Determine for 1KM length of embankment,the following:

a.the weight of sandy soil from the borrow pit required to construct the embankment
b.the number of 10.0m3 truckloads of sandy soil required for the construction
c.the weight of water per truck load of sandy soil
d.the degree of saturation of the sandy soil in situ