Question 3: A 4.5 m high wall with groundwater 1.5 m below from the top behind the wall has sandy backfill as shown. The bridge structure in front of the wall (which is not shown on the figure) prevents wall from movements. Calculate: a) the lateral force behind the wall exerted on the wall. b) the distance from the base of the wall to the center of this force. Bridge. 1.5 m ET 4.5 m TIRSI y = 17 kN/m3 Ysat = 19 kN/m3 Sand c'= 0 $' = 37°

Structural Analysis
6th Edition
ISBN:9781337630931
Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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Question 3:
A 4.5 m high wall with groundwater 1.5 m below from
the top behind the wall has sandy backfill as shown.
The bridge structure in front of the wall (which is not
shown on the figure) prevents wall from movements.
Calculate:
a) the lateral force behind the wall exerted on the wall.
b) the distance from the base of the wall to the center
of this force.
Bridge.
4.5 m
1.5 m
y = 17 kN/m³
Ysat = 19 kN/m3
Sand
c'= 0
$' = 37°
Transcribed Image Text:Question 3: A 4.5 m high wall with groundwater 1.5 m below from the top behind the wall has sandy backfill as shown. The bridge structure in front of the wall (which is not shown on the figure) prevents wall from movements. Calculate: a) the lateral force behind the wall exerted on the wall. b) the distance from the base of the wall to the center of this force. Bridge. 4.5 m 1.5 m y = 17 kN/m³ Ysat = 19 kN/m3 Sand c'= 0 $' = 37°
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