Problem 1: An unconfined aquifer underlies a confined aquifer as shown in the figure: 44 m K1 - 40 m/day 55 m 47 m 36 m K2 = 35 m/day 2,000 m 1. What is the equivalent coefficient of permeability for flow in the horizontal direction in meter per day? 2. What is the hydraulic gradient? 3. What is the rate of flow from one stream to another per meter width?

Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Braja M. Das, Nagaratnam Sivakugan
Chapter8: Stresses In A Soil Mass
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Problem 1: An unconfined aquifer underlies a confined aquifer as shown in the figure:
44 m
K1 - 40
m/day
55 m
47 m
36 m
K2 = 35 m/day
2,000 m
1. What is the equivalent coefficient of permeability for flow in the horizontal direction in meter per day?
2. What is the hydraulic gradient?
3. What is the rate of flow from one stream to another per meter width?
Transcribed Image Text:Problem 1: An unconfined aquifer underlies a confined aquifer as shown in the figure: 44 m K1 - 40 m/day 55 m 47 m 36 m K2 = 35 m/day 2,000 m 1. What is the equivalent coefficient of permeability for flow in the horizontal direction in meter per day? 2. What is the hydraulic gradient? 3. What is the rate of flow from one stream to another per meter width?
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