If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by

Q. If the formation level of a highway has a uniform gradient for a particular length, and the ground is also having a longitudinal slope, the earthwork may be calculated by

A.            Prismoidal formula

B.            Mid-section formula

C.            Trapezoidal formula

D.            All the above

Answer: All the above