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1. |
The ground surface slopes 1 in 50 along a proposed railway embankment 150 m in length. The height of the embankment at zero chainage is 0.5 m, the width is 11 m and side slopes 2:1. If the falling gradient of the embankment is 1 in 150, the quantity of the earthwork calculated by prismoidal formula, is |
A. | 3250 m 3 |
B. | 3225 m 3 |
C. | 3275 m 3 |
D. | 3300 m 3 |
Answer» C. 3275 m 3 | |