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1. |
If B is the width of formation, d is the height of the embankment, side slope S : 1, for a highway with no transverse slope, the area of cross-section is |
A. | B + d + Sd |
B. | Bd + Sd² |
C. | B x d - Sd^1/2 |
D. | 1/2(Bd + Sd²) |
Answer» C. B x d - Sd^1/2 | |