Q268
The reduced levels of the string at the consecutive sight rails A and B are 203.575 m, 203.475 m respectively. If the difference of their R.D.s is 10 m, the gradient of the sewer line is
A.
1 in 100 upward
B.
1 in 500 upward
C.
1 in 100 downward
AnswerD.
1 in 503 upward
Answer: Option C
Solution
Answer: Option C
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