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A long horizontal drain at 3 m depth collects the water table coincides with the ground level and the flownet for the ground water flow is shown in Figure Qu2a. The 6 m thick sandy clay bed is underlain by an impervious stratum. Permeability of the sandy clay is 6.2x10 cm/s. Point X is at 1.5m below the free water surface -5 Free water table at surface L 3 m

A long horizontal drain at 3 m depth collects the water table coincides with the ground level and the flownet for the ground water flow is shown in Figure Qu2a. The 6 m thick sandy clay bed is underlain by an impervious stratum. Permeability of the sandy clay is 6.2x10 cm/s. Point X is at 1.5m below the free water surface -5 Free water table at surface L 3 m

Structural Analysis
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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Question 2 a. A long horizontal drain at 3 m depth collects the ground water in a low-lying area. The free water table coincides with the ground level and the flownet for the ground water flow is shown in Figure Qu2a. The 6 m thick sandy clay bed is underlain by an impervious stratum. -5 Permeability of the sandy clay is 6.2x10 cm/s. Point X is at 1.5m below the free water surface Free water table at surface 5.13 3 m 4.6 6 m Drain 5.5 Impervious stratum Figure Qu2a i. Find the discharge through the drain in m /day, per metre length of drain. 3 ii. Evaluate the pore water pressure at point X.
Transcribed Image Text:Question 2 a. A long horizontal drain at 3 m depth collects the ground water in a low-lying area. The free water table coincides with the ground level and the flownet for the ground water flow is shown in Figure Qu2a. The 6 m thick sandy clay bed is underlain by an impervious stratum. -5 Permeability of the sandy clay is 6.2x10 cm/s. Point X is at 1.5m below the free water surface Free water table at surface 5.13 3 m 4.6 6 m Drain 5.5 Impervious stratum Figure Qu2a i. Find the discharge through the drain in m /day, per metre length of drain. 3 ii. Evaluate the pore water pressure at point X.
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