Situation 11: A concrete dam retaining water is shown in the figure. Assume that the hydrostatic uplift varies linearly from full hydrostatic head at the heel of the dam to full hydrostatic head at the toe. Coefficient of friction between the dam and the foundation soil is 0.60. Unit weight of the concrete is 23.50kN/m³. 2m 3m 4 31 15m 6m

Structural Analysis
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Chapter2: Loads On Structures
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Situation 11: A concrete dam retaining water is shown in the figure. Assume that the
hydrostatic uplift varies linearly from full hydrostatic head at the heel of the dam to full
hydrostatic head at the toe. Coefficient of friction between the dam and the foundation soil is
0.60. Unit weight of the concrete is 23.50kN/m3.
2m
3m
4
15m
6m
35. Which of the following most nearly gives the factor of safety against overturning?
a. 0.8689
b. 0.8526
c. 1.2131
d. 1.2172
36. Which of the following most nearly gives the factor of safety against sliding?
c. 1.2172
d. 0.8526
a. 1.2131
b. 0.8689
37. Which of the following most nearly gives the maximum pressure intensity at the base of
the dam?
a. 557.68kPa
b. 675.00kPa
C. 489.52kPa
d. 622.04kPa
Transcribed Image Text:Situation 11: A concrete dam retaining water is shown in the figure. Assume that the hydrostatic uplift varies linearly from full hydrostatic head at the heel of the dam to full hydrostatic head at the toe. Coefficient of friction between the dam and the foundation soil is 0.60. Unit weight of the concrete is 23.50kN/m3. 2m 3m 4 15m 6m 35. Which of the following most nearly gives the factor of safety against overturning? a. 0.8689 b. 0.8526 c. 1.2131 d. 1.2172 36. Which of the following most nearly gives the factor of safety against sliding? c. 1.2172 d. 0.8526 a. 1.2131 b. 0.8689 37. Which of the following most nearly gives the maximum pressure intensity at the base of the dam? a. 557.68kPa b. 675.00kPa C. 489.52kPa d. 622.04kPa
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