Civil Engineering MCQAE Level Civil Engineering
In a gravity dam, the middle-third rule is checked to avoid:
Irrigation EngineeringWater Resources Engineering and IrrigationHARD
Choose the correct answer
A
excess evaporation
B
uplift measurement
C
cavitation in spillway
D
tension at the base
Correct Answer
D. tension at the base
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If the resultant lies within the middle third, base pressure remains compressive throughout and tensile stress is avoided.
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