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To avoid vaporisation in the pipe line, the pipe line over the ridge is laid such that it is not more than_______________?
Civil Engineeringmedium
A2.4 m above the hydraulic gradient
6.4 m above the hydraulic gradient
C10.0 m above the hydraulic gradient
D5.0 above the hydraulic gradient E. none of the above
Correct Answer: B. 6.4 m above the hydraulic gradient
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