The cross section of a gravity dam is given below. The normal operating level of the reservoir is 50 m, while the maximum level is 55 m. The friction coefficient between soil and the dam is, f=0.8. The depth of the water at the tailwater is 5m. There is a drainage system to reduce the uplift force by 60% (p= 0.40). The ice load is 100 kN/m. The height of sedimentation is 5 m with sediment submerged specific weight of y= 12 kN/m³ and angle of repose, 0= 32°. The earthquake load coefficients are 0.1 on both sides. Taking Yw= 10 kN/m³ and ycon= 24 kN/m³, determine the base width of the dam considering safety factors against sliding and overturning for usual, unusual and extreme cases. 50 m 55 m 5 m 5.9 m B=? 1V:1.5H

The cross section of a gravity dam is given below. The normal operating level of the reservoir is 50 m, while the maximum level is 55 m. The friction coefficient between soil and the dam is, f=0.8. The depth of the water at the tailwater is 5m. There is a drainage system to reduce the uplift force by 60% (p= 0.40). The ice load is 100 kN/m. The height of sedimentation is 5 m with sediment submerged specific weight of y= 12 kN/m³ and angle of repose, 0= 32°. The earthquake load coefficients are 0.1 on both sides. Taking Yw= 10 kN/m³ and ycon= 24 kN/m³, determine the base width of the dam considering safety factors against sliding and overturning for usual, unusual and extreme cases. 50 m 55 m 5 m 5.9 m B=? 1V:1.5H

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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