For the retaining wall shown below carries a surcharge of q 10 kN/m'. The concrete unit weight y. 25 kN/m'. The ultimate bearing capacity of the foundation soil is (4) - 250 kN/m The backfill soil properties are: - Unit weight y, -18 kN/m', 38", C, -0 The foundation soil properties are: - Unit weight y-19 kN/m', -30", C;- 20 kN/m Assume Rankin active case, and (k k; 2/3), 8-(2/3 ) Required: 1- The pressure diagram 2- F.S against overturning failure 3- F.S. against sliding failure

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
Publisher:KASSIMALI, Aslam.
Chapter2: Loads On Structures
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For the retaining wall shown below carries a surcharge of q= 10 kN/m'. The concrete unit weight y.
25 kN/m'. The ultimate bearing capacity of the foundation soil is (q) - 250 kN/m
The backfill soil properties are :
Unit weight y, -18 kN/m', 38", C, 0
The foundation soil properties are:
· Unit weight y-19 kN/m', -30", C- 20 kN/m
Assume Rankin active case, and (k, = k; = 2/3), 8 (2/3 )
Required:
1- The pressure diagram
2- F.S against overturning failure
3- F.S. against sliding failure
4- F.S. against B/C failure
0.4m
10kPa
5m
0.5m
virtual plane"
1.4 m
0.4m
3m
(a) Wall geometry
Transcribed Image Text:For the retaining wall shown below carries a surcharge of q= 10 kN/m'. The concrete unit weight y. 25 kN/m'. The ultimate bearing capacity of the foundation soil is (q) - 250 kN/m The backfill soil properties are : Unit weight y, -18 kN/m', 38", C, 0 The foundation soil properties are: · Unit weight y-19 kN/m', -30", C- 20 kN/m Assume Rankin active case, and (k, = k; = 2/3), 8 (2/3 ) Required: 1- The pressure diagram 2- F.S against overturning failure 3- F.S. against sliding failure 4- F.S. against B/C failure 0.4m 10kPa 5m 0.5m virtual plane" 1.4 m 0.4m 3m (a) Wall geometry
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