1. A 10-foot-high retaining wall is designed with no wall friction. Assume the wall has a width B=5 ft. a) Plot the active Rankine's lateral earth pressure behind the wall, plot the water pressure separately. Determine the total resultant lateral force acting on the wall and its location above the wall base b) Determine the factor of safety against overturning failure. sand y=120 pcf- Ysa=131 pcf 0=36° c=0 8=0° Concrete y=150 pcf water table B 2. For the above retaining wall, what is the factor safety against slide if the foundation soil has the following properties? Assume kl=k2=1. c'=500 psf, o'=20° 0I=H
1. A 10-foot-high retaining wall is designed with no wall friction. Assume the wall has a width B=5 ft. a) Plot the active Rankine's lateral earth pressure behind the wall, plot the water pressure separately. Determine the total resultant lateral force acting on the wall and its location above the wall base b) Determine the factor of safety against overturning failure. sand y=120 pcf- Ysa=131 pcf 0=36° c=0 8=0° Concrete y=150 pcf water table B 2. For the above retaining wall, what is the factor safety against slide if the foundation soil has the following properties? Assume kl=k2=1. c'=500 psf, o'=20° 0I=H
Chapter2: Loads On Structures
Section: Chapter Questions
Problem 1P
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Help with this lateral earth pressure and earth retaining structures question
Transcribed Image Text:1. A 10-foot-high retaining wall is designed with no wall friction. Assume the wall has a width
B=5 ft.
a) Plot the active Rankine's lateral earth pressure behind the wall, plot the water pressure
separately. Determine the total resultant lateral force acting on the wall and its location
above the wall base
b) Determine the factor of safety against overturning failure.
sand y=120 pcf
Ysat=131 pcf
0=36°
c=0
8=0°
Concrete
y=150 pcf
water table
2. For the above retaining wall, what is the factor safety against slide if the foundation soil has
the following properties? Assume kl=k2=1.
c'=500 psf, p'=20°
H=10-
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