Computer · Water Resources Engineering
The bottom foundation portion of a concrete or masonry gravity dam is usually stepped or keyed at the base in order to:
- 1Reduce the uplift pressure acting on the dam base
- 2Decrease the total shear stress at the base of the dam
- 3Increase the resistance against sliding at the base✓
- 4Increase the overturning resistance of the dam
Correct answer
Increase the resistance against sliding at the base
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