Refer to the figure given below in which upward seepage is taking place through a granular soil contained in a bank. Given: H1 = 1.3 m, H2 = 2.6 m, h =2.9m, area of the tank = 0.62 m2, void ratio of the soil e = 0.54, Gs = 2.66 and hydraulic conductivity of sand k = 0.20 cm/sec. Valve (open) Inflow (a) a. What would be the critical value of h to cause boiling/quicksand condition? b. Compute the seepage force. c. Calculate the effective stress at point C.

Refer to the figure given below in which upward seepage is taking place through a granular soil contained in a bank. Given: H1 = 1.3 m, H2 = 2.6 m, h =2.9m, area of the tank = 0.62 m2, void ratio of the soil e = 0.54, Gs = 2.66 and hydraulic conductivity of sand k = 0.20 cm/sec. Valve (open) Inflow (a) a. What would be the critical value of h to cause boiling/quicksand condition? b. Compute the seepage force. c. Calculate the effective stress at point C.

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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The section through a long cofferdam is shown below, the coefficient of permeability of the soil being 6x10-8 m/s. Determine the quantity of seepage entering the cofferdam. 5.50 m I 0 1 2 3 4 5 As = 0.70 ml +cl 10 B ax 15 m
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