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If the sand filled behind the retaining wall with saturated water with water, then the possible lateral pressure is __________

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in Geotechnical Engineering II by (93.7k points)
If the sand filled behind the retaining wall with saturated water with water, then the possible lateral pressure is __________

(a) Lateral pressure due to submerged weight and Lateral pressure due to water

(b) Lateral pressure due to retaining wall

(c) None of the mentioned

(d) All of the mentioned

I have been asked this question by my school principal while I was bunking the class.

This intriguing question originated from Active Earth Pressure: Rankine’s Theory topic in chapter Failure Envelopes & Earth Pressure of Geotechnical Engineering II

1 Answer

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by (243k points)
The correct option is (a) Lateral pressure due to submerged weight and Lateral pressure due to water

Explanation: The lateral pressure is made up of two components for wetted soil in back of the retaining wall:

i) Lateral pressure due to submerged weight ‘γ’ of the soil, and

ii) Lateral pressure due to water.

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