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Q. |
Which of the following is the correct order of stages of estimation of concrete roads? |
A. | earthwork excavations, cement concrete for the base course (1:4:8) and cement concrete for wearing course (1:2:8) |
B. | earthwork excavations, cement concrete for wearing course (1:4:8) and cement concrete for the base course (1:2:8) |
C. | earthwork excavations, cement concrete for the base course (1:6:9) and cement concrete for wearing course (1:7:9) |
D. | cement concrete for the base course (1:2:3), cement concrete for wearing course (2:7:9) and earthwork excavations |
Answer» A. earthwork excavations, cement concrete for the base course (1:4:8) and cement concrete for wearing course (1:2:8) | |
Explanation: the correct order of stages of estimation of concrete roads is earth work excavations, cement concrete for the base course (1:4:8) and cement concrete for wearing course (1:2:8). cement concrete road is laid over an existing water bound macadam road. |
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