e retaining wall is supporting two layers of soil with different properties as shown in the figure below 17.4 KN/M 2.4 m Ø = 28". sat = 18.2 KN/M 3.6 m 0 - 26"- Determine the total active force acting on the wall considering 1m width. (kN) Determine the location of the resultant force from the bottom. Compute the total active force if a surcharge of 20 kPa is applied on top of the backfill considering 1- eter width. (kN)

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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Lesson: Lateral Earth Pressure

Note: Draw the pressure diagram.

The retaining wall is supporting two layers of soil with different properties as shown in the figure below.
17.4 KN/M'
2.4 m
O = 28",
Xsat
18.2 KN/M
3.6 m
0 - 26"
a. Determine the total active force acting on the wall considering 1m width. (kN)
b. Determine the location of the resultant force from the bottom.
c. Compute the total active force if a surcharge of 20 kPa is applied on top of the backfill considering 1-
meter width. (kN)
Transcribed Image Text:The retaining wall is supporting two layers of soil with different properties as shown in the figure below. 17.4 KN/M' 2.4 m O = 28", Xsat 18.2 KN/M 3.6 m 0 - 26" a. Determine the total active force acting on the wall considering 1m width. (kN) b. Determine the location of the resultant force from the bottom. c. Compute the total active force if a surcharge of 20 kPa is applied on top of the backfill considering 1- meter width. (kN)
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