A reinforced-earth retaining wall is to be 10 m high. The following data are given: y₁=16.0 kN/m³, 1=34°, Y2=15.5 kN/m³, 2²=25°, C₂²= 30 kN/m² Backfill properties: In-situ soil: Reinforcement: Vertical spacing, Sv=1 m, Horizontal spacing, SH-1.25 m, Width of reinforcement = 120 mm, (a) In situ soil fy= = 260 MN/m², pu'=25°, Factor of safety against tie pullout and breaking = 3.0 Determine: a) required thickness of ties b) required maximum length of ties c) factor of safety against overturning, and sliding. ba q/unit area IZZIC/ 2= NSV 45+1/2 Sy Sy Sy [Sv Sy Sy Sand %1

Structural Analysis
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Author:KASSIMALI, Aslam.
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Chapter2: Loads On Structures
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A reinforced-earth retaining wall is to be 10 m high. The following data are given:
y₁=16.0 kN/m³, ₁’=34°,
Y2=15.5 kN/m³, 2²=25°,
C₂ = 30 kN/m²
Backfill properties:
In-situ soil:
Reinforcement:
Vertical spacing, Sv=1 m,
Horizontal spacing, SH-1.25 m,
Width of reinforcement =120 mm,
(a)
In situ soil
72; 42; 02
fy=
= 260 MN/m², u²=25°,
Factor of safety against tie pullout and breaking = 3.0
Determine:
a) required thickness of ties
b) required maximum length of ties
c) factor of safety against overturning, and sliding.
ba
q/unit area
7
2= NSV
45 + ₁/2
Sv
Sy
-Sy
Sv
Sy
Sy
H
Sand
71
$₁
Transcribed Image Text:A reinforced-earth retaining wall is to be 10 m high. The following data are given: y₁=16.0 kN/m³, ₁’=34°, Y2=15.5 kN/m³, 2²=25°, C₂ = 30 kN/m² Backfill properties: In-situ soil: Reinforcement: Vertical spacing, Sv=1 m, Horizontal spacing, SH-1.25 m, Width of reinforcement =120 mm, (a) In situ soil 72; 42; 02 fy= = 260 MN/m², u²=25°, Factor of safety against tie pullout and breaking = 3.0 Determine: a) required thickness of ties b) required maximum length of ties c) factor of safety against overturning, and sliding. ba q/unit area 7 2= NSV 45 + ₁/2 Sv Sy -Sy Sv Sy Sy H Sand 71 $₁
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