● 7.21 A layered soil is shown in Figure 7.33. Given: H₁ = 1.5 m k, = 9 x 10-4 cm/sec • H₂ = 2.5 m k₂ = 7.8 x 10-³ cm/sec • H₂= 3.5 m k, = 4.5 x 10-5 cm/sec Estimate the ratio of equivalent permeability, keq)/Kv(eq). ***** H₂ H3 Figure 7.33

● 7.21 A layered soil is shown in Figure 7.33. Given: H₁ = 1.5 m k, = 9 x 10-4 cm/sec • H₂ = 2.5 m k₂ = 7.8 x 10-³ cm/sec • H₂= 3.5 m k, = 4.5 x 10-5 cm/sec Estimate the ratio of equivalent permeability, keq)/Kv(eq). ***** H₂ H3 Figure 7.33

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter7: Permeability

Section: Chapter Questions

Problem 7.13P

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Question

Problem 7.21

7.21 A layered soil is shown in Figure 7.33. Given:
• H₁ = 1.5 m k, = 9 x 10 cm/sec
• H₂ = 2.5 m k₂ = 7.8 x 10-³ cm/sec
• H₂= 3.5 m k, = 4.5 x 10-5 cm/sec
Estimate the ratio of equivalent permeability, keq)/Kv(eq).
H₂
H3
Figure 7.33

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