A rigid retaining wall of 6 m height (Fig. Ex. 11.11) has two layers of backfill. The top layer to a depth of 1.5 m is sandy clay having = 20°, c = 12.15kN/m² and y 16.4kN/m³ The bottom layer is sand having = 30°, c =0, and y = 17.25kN/m³Determine the total active earth pressure acting on the wall and draw the pressure distribution diagram. 1.5 m 6 m TAVIAVAVAVAVA Sandy = 20° c = 12.15 kN/m² 1.5 m clay y = 16.4 kN/m³ y = 17.25 kN/m³ = 30°,c=0 FE 4.5 m GL Sand 8.2 kN/m² Figure Ex. 11.11 -34.1 kN/m².

A rigid retaining wall of 6 m height (Fig. Ex. 11.11) has two layers of backfill. The top layer to a depth of 1.5 m is sandy clay having = 20°, c = 12.15kN/m² and y 16.4kN/m³ The bottom layer is sand having = 30°, c =0, and y = 17.25kN/m³Determine the total active earth pressure acting on the wall and draw the pressure distribution diagram. 1.5 m 6 m TAVIAVAVAVAVA Sandy = 20° c = 12.15 kN/m² 1.5 m clay y = 16.4 kN/m³ y = 17.25 kN/m³ = 30°,c=0 FE 4.5 m GL Sand 8.2 kN/m² Figure Ex. 11.11 -34.1 kN/m².

Structural Analysis

6th Edition

ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

Problem 1P

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Question

A rigid retaining wall of 6 m height (Fig. Ex. 11.11) has two layers of backfill. The top layer to a depth of 1.5 m is sandy clay having =
20°, c = 12.15kN/m² and y 16.4kN/m³ The bottom layer is sand having = 30°, c =0, and y = 17.25kN/m³Determine the
total active earth pressure acting on the wall and draw the pressure distribution diagram.
1.5 m
6 m
GL
c= 12.15 kN/m²
1.5 m
y = 16.4 kN/m³
y = 17.25 kN/m³
= 30°,c=0
FE
Sand
4.5 m
TAVIAVAVAVAVA
Sandy = 20°
clay
8.2 kN/m²
Figure Ex. 11.11
-34.1 kN/m².

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