A retaining wall as shown in figure retains soil for a depth of 12 m. The soil mass consists of two layers with soil properties. Water table coincide the interface between layer 1 and 2. Dtermine the magnitude and point of application of the active thrust; pl =20 7.0 m Yo =10 p2 =25 5.0 m Ysat =12

A retaining wall as shown in figure retains soil for a depth of 12 m. The soil mass consists of two layers with soil properties. Water table coincide the interface between layer 1 and 2. Dtermine the magnitude and point of application of the active thrust; pl =20 7.0 m Yo =10 p2 =25 5.0 m Ysat =12

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter2: Geotechnical Properties Of Soil

Section: Chapter Questions

Problem 2.8P

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Question

A retaining wall as shown in figure retains soil for a
depth of 12 m. The soil mass consists of two layers
with soil properties. Water table coincide the
interface between layer 1 and 2. Dtermine the
magnitude and point of application of the active
thrust;
ol =20
7.0 m
Yo =10
Q2 =25
5.0 m
Ysat =12

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Given Data

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Calculation of submerged unit weight of soil below water table

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Calculation of active earth pressure of layer 1

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Active Earth pressure in layer 1

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Calculation of active earth pressure coefficient of soil below water table

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Calculation of active earth pressure in the layer 2

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Pressure distribution diagram

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Calculation of Total active pressure

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Point of application of pressure

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Lateral earth pressure distribution against retaining walls

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