• A smooth backed vertical wall is 2.8 m high and retains a soil with a bulk unit weight of 19 KN/m³ and o = 28°. The top of the soil is level with the top of the wall and is horizontal. If the soil surface carries a uniformly distributed load of 95 KN/m², determine the total active thrust on the wall per lineal meter of the wall and its point of application. • Find the Passive earth Pressure and its point of application as the wall is buried 1.5 m on the down opposite side of road 40

• A smooth backed vertical wall is 2.8 m high and retains a soil with a bulk unit weight of 19 KN/m³ and o = 28°. The top of the soil is level with the top of the wall and is horizontal. If the soil surface carries a uniformly distributed load of 95 KN/m², determine the total active thrust on the wall per lineal meter of the wall and its point of application. • Find the Passive earth Pressure and its point of application as the wall is buried 1.5 m on the down opposite side of road 40

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter13: Lateral Earth Pressure: At-rest, Rankine, And Coulomb

Section: Chapter Questions

Problem 13.21P

See similar textbooks

Similar questions

A wall 6m high retains sand having a dry density of 15.40 KN/m3. Angle of internal friction of 32' and void ratio of 0.68. Use rankine theory. a. Determine the active thrust in kN per unit length of wall if there's ground water table located 2.5m below the ground. b. Determine the location of resultant thrust from the ground surface considering the ground water table located 2.5m below the ground.
The backfill behind a retaining wall, located above the water table, consists of a sand of unit weight 17 kN/m3. The height of the wall is 6 m and the surface of the backfill is horizontal. Determine the total active thrust on the wall according to Rankine’s theory if f’ = 37o. If the wall is prevented from yielding, what is the approximate value of the thrust on the wall?
A smooth gravity wall retains a 12 m-high backfill as shown in the figurebelow. The top 8 m is sand, which is underlain by some clay. The soilproperties are as follows:Sand: γm = 18.9 kN/m 3, γsat = 19.8 kN/m 3; φ' = 32°Clay: γm = 20.1 kN/m 3; φ' = 18°, c' = 20 kPaAssuming that the entire soil is in the active state, find the location andmagnitude of the total thrust on the wall.
Determine the active thrust pressure for the backfill soil having an internal friction angle of 35° and unit weight of 110 lb/ft3. The height of the retaining wall is 18 ft.
Determine the total active thrust, in kN/m, for a retaining wall (height 5.60 m) with horizontal backfill given the following properties: Unit weight = 17.42 kN/m3, angle of internal friction = 32 degrees, Cohesion = 11.76 kPa, Surcharge = 9.32 kPa.
Determine the passive thrust pressure for the backfill soil having an internal friction angle of 35° and unit weight of 110 lb/ft3. The height of the retaining wall is 18 ft.
A braced wall is shown in Figure 14.20. Given: H = 7 m, naH = 2.8 m, =30, =20, = 18 kN/m3, and c = 0. Determine the active thrust, Pa, on the wall using the general wedge theory. Figure 14.20
Determine the total active thrust, in kN/m, for a retaining wall (height 5.12 m.) with horizontal backfill given the following properties: Unit weight = 17.79 kN/m3, Angle of internal friction = 30°, Cohesion = 11.71 kPa, and Surcharge = 9.33 kPa.
Q.8 The depths of soil behind and in front of a rigid retaining wall are 25 ft and 10 ft. respectively, both the soil surfaces being horizontal (Fig. 3). The shear strength parameters for the soil are c = 600 lb/ft2, and Ø = 22°, and the unit weight is 110 lb/ft3. Using Rankine theory, determine the total active thrust behind the wall and the total passive resistance in front of the wall. Assume the water table is at a great depth
Q.9 A smooth retaining wall is 4 m high and supports a cohesive backfill with a unit weight of 17 kN/m3. The shear strength parameters of the soil are cohesion =10 kPa and Ø = 10°. Calculate the total active thrust acting against the wall and the depth to the point of zero lateral pressure
A wall 7m high retains dry sand having a density of 1570 kg/m3 and an angle of shearing resisitance of 34'. Void ratio is 0.60. A. Determine the active thrust in kN per unit length of wall. B. Determine the active thrust in kN per unit length of wall if there is ground water table located 3m below the ground surface. C. Determine the location of the resultant thrust from the bottom of the wall, if there is ground water table located 3m below the ground surface.
A smooth retaining wall with 2m of embedment in the clayey sand retains a 6m high sandy backfill as in Fig.2. Assuming that the entire soil mass on the right side of the wall is in the active state and the soil on the left is in the passive state. compute the active and passive thrusts on the wall and location of resultants. plot the diagram of active and passive earth pressure.