A sketch of a transformed flow net in x-direction under a dam is shown in Figure, the soil has k =4x10-$ ft/sec and ky = 1 (a) Determine the flow rate under the dam, (b) Determine the porewater pressures at A and B, (c) Determine the natural length of the dam base (d) Determine the effective stress at point C (if e = 0.7 and Gs = 2.7) 1x10 ft/sec. use yw = 62.4 Ib/ft %3D %3D %3D 12 ft Concrete dam 4 ft Water 1.5 ft water 5 ft C Impervious clay
A sketch of a transformed flow net in x-direction under a dam is shown in Figure, the soil has k =4x10-$ ft/sec and ky = 1 (a) Determine the flow rate under the dam, (b) Determine the porewater pressures at A and B, (c) Determine the natural length of the dam base (d) Determine the effective stress at point C (if e = 0.7 and Gs = 2.7) 1x10 ft/sec. use yw = 62.4 Ib/ft %3D %3D %3D 12 ft Concrete dam 4 ft Water 1.5 ft water 5 ft C Impervious clay
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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A sketch of a transformed flow net in x-direction under a dam is shown in Figure, the soil
has k = 4x10-8 ft/sec and ky = 1x108 ft/sec. use yw = 62.4 Ib/ft
(a) Determine the flow rate under the dam,
(b) Determine the porewater pressures at A and B,
(c) Determine the natural length of the dam base
(d) Determine the effective stress at point C (if e = 0.7 and Gs = 2.7)
12 ft
Concrete dam
4 ft
Water
1.5 ft water
5 ft
Impervious clay
150
Co](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ff4262b5f-692e-4763-b028-4ea491084cee%2Fbb59c0db-6d7b-4804-aa6f-12fe5beb1f72%2F9bygg9h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:24
A sketch of a transformed flow net in x-direction under a dam is shown in Figure, the soil
has k = 4x10-8 ft/sec and ky = 1x108 ft/sec. use yw = 62.4 Ib/ft
(a) Determine the flow rate under the dam,
(b) Determine the porewater pressures at A and B,
(c) Determine the natural length of the dam base
(d) Determine the effective stress at point C (if e = 0.7 and Gs = 2.7)
12 ft
Concrete dam
4 ft
Water
1.5 ft water
5 ft
Impervious clay
150
Co
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