A 6 m high retaining wall with a vertical back has a backfill of silty sand with a slope of 10° for the backfill. With values of KH = 760 kg/m2/m and Kv=100 kg/m2/m, the total active earth pressure will approximately be

A 6 m high retaining wall with a vertical back has a backfill of silty sand with a slope of 10° for the backfill. With values of KH = 760 kg/m2/m and Kv=100 kg/m2/m, the total active earth pressure will approximately be

Principles of Geotechnical Engineering (MindTap Course List)

9th Edition

ISBN:9781305970939

Author:Braja M. Das, Khaled Sobhan

Publisher:Braja M. Das, Khaled Sobhan

Chapter14: Lateral Earth Pressure: Curved Failure Surface

Section: Chapter Questions

Problem 14.1P

See similar textbooks

Related questions

Q: A retaining wall supports a horizontal backfill that is composed of two types of soil. The first…

Q: Active earth pressure per meter length on the retaining wall with a smooth vertical back as shown in…

A: Given data : γ= 2 t/m3Angle of internal fricition (ϕ)=30∘H=9 m

Q: PROBLEM 1 A 9 meter cantilever retaining wall is subjected to an active pressure increasing from 20…

Q: Question 01 ) Calculate the total lateral earth force in rest condition for the retainig wall shown…

A: Calculate K0 ,the active earth pressure. K0=1-sin∅1+sin∅ Substitute 30° for∅ at top 3m and 40° for ∅…

Q: A 4m high vertical wall supports a saturated cohesive soil p =0 with horizontal surface. The top…

A: Answer To find the Total active pressure on the wall based on the given data we have Pa =…

Q: Problem 1 A 4.5 m high retaining wall is supporting a horizontal backfill having a unit weight of…

A: The given data is: Density of soil (γ) = 15.7 kN/m3 Saturated Density of soil (γs) = 19.3 kN/m3…

Q: In Fig. 1 a retaining wall has a vertical back and is 8 m high. Determine the magnitude and the…

A: Let all the terms above the water table are designated as 1, while below the water table it is…

Q: A 5 m high retaining wall having a smooth vertical back face retains a layered horizontal backfill.…

Q: A cantilever retaining wall of 7 meter height (Fig. Ex. 11.2) retains sand. The properties of the…

Q: Situation 2 The soil material is supported by a retaining wall to a height of 6 m. The unit weight…

A: Earth pressure is the lateral pressure exerted by the soil on a shoring system. It is dependent on…

Q: The ratio of total passive earth pressure to the total active earth pressure for saturated clay…

Q: A retaining wall with a smooth vertical back retains sand backfill for a depth of 6 m. The backfill…

A: i) Resultant thrust (at rest) is 97.308 Kn/m ii) Resultant thrust (active) is = 66.21…

Q: A cantilever retaining wall of 7 meter height (Fig. Ex. 11.2) retains sand. The properties of the…

Q: 2. Determine the maximum pressure and the Rankine active force per meter length of the wall and…

Q: A retaining wall supports a horizontal backfill that is composed of two types of soil. First layer:…

A: Depth of first layer, H1 =4.84mDepth of second layer, H2 =5.68mUnit weight of first soil, γ1 =17.36…

Q: Question-5: A retaining wall with a smooth vertical back retains sand backfill for a depth of 6 m.…

A: Geotechnical engineering : Geotechnical engineering is the study of soil behavior under the…

Q: A 4.5 m high retaining wall is supporting a horizontal backfill having a unit weight of 15.7 kN/m³…

A: Solution-

Q: Assume that the retaining wall shown in Figure is frictionless. Determine the Rankine passive force…

Q: A frictionless retaining wall is 7 m high and supports a horizontal backfill with the following…

A: Water table also cause Active earth pressure on the retaining wall . Area of the pressure diagram…

Q: For the shown wall with smooth vertical back and sand backfill, determine the magnitude and point of…

Q: SOLVE FOR THE LOCATION AND MAGNITUDE OF THE PASSIVE AND ACTIVE THRUST OF THE RETAINING WALL. Along…

A: For passive pressure Kp=1+sinϕ1-sinϕ=1+sin30°1-sin30°,=3as it is a cohesive soilthus,…

Q: For a vertical retaining wall having a backfill of dry sand inclined at an angle of 20° from the…

Q: A 10m high gravity retaining wall is required to support a hard clay backfill having a level surface…

A: Retaining walls are the structures which are used to hold the soil mass thereby helping in holding…

Q: For the frictionless wall retaining a stratified soil and shown in Fig. E3.2, determine= (a) The…

A: Disclaimer Since you have posted a question with multiple sub-parts, we will solve first three…

Q: A wall of 8 m height retains sand having a density of 1.936 Mg/m³ and an angle of internal friction…

A: Given: The height of the wall is 8 m. The density of sand is 1.936 Mg/m3. The angle of internal…

Q: 13.17 Figure 13.10 shows a frictionless wall with a sloping granular backfill. Given: H = 4 m, a =…

A: Solution; Given that; H=4m α=10°ϕ=33°γ=19KN/m3

Q: Assume that a frictionless retaining wall 15 ft high having a vertical backface supports a sandy…

A: Given: Height of the wall (H) = 15 ft. Angle of internal friction (ϕ) = 34o Unit weight of the soil…

Q: The ratio of total passive earth pressure to the total active earth pressure for saturated clay…

Q: 45.) A retaining wall supports a horizontal backfill that is composed of two types of soil. First…

Q: A 5 m high retaining wall has top 2 m of sand of unit weight 19.5 kN/m³ and = 30° and remaining 3 m…

A: Given data, Unit weight of sand = 19.5 kN/m³ Unit weight of soil below water = 21 kN/m³ C = 15 KPa…

Q: A retaining wall 6m high with a vertical back face retains homogenous lateritic soil. The saturated…

A: HERE TWO DIFFERENT PART WITH CONDITIONS PASSIVE AND AT REST RESPECTIVELY

Q: Q.9 A smooth retaining wall is 4 m high and supports a cohesive backfill with a unit weight of 17…

A: Given Data: Retaining wall Height = 4 m Cohesive backfill with a unit weight of 17 kN/m3 Cohesion…

Q: 4. A trapezoidal masonry retaining wall 1 m wide at top and 3 m wide at its bottom is 4 m high. The…

A: Given: A trapezoidal masonry retaining wall 1 m wide at top and 3 m wide at bottom and 4 m height…

Q: A counterfort wall of 10 m height retains dry non-cohesive backfill. The void ratio and angle of…

Q: A retaining wall 8 m high is supporting a horizontal backfill having a dry unit weight of 15.696…

A: To Find :- Rankine active force and it's location from wall base

Q: A smooth, vertical wall retains a 7 m-high granular backfill with the ground level being horizontal.…

A: The given data is shown below:

Q: b) A 6.1 m high retaining wall consists of 2 layers of soils (Figure QIb). Soil 1 is above the water…

A: Retaining wall It is a structure which is designed and constructed in order to bear horizontal…

Q: Q6: An 10 m-high retaining wall is shown in the figure below, A: Rankine active force per unit…

Q: A retaining wall of 10 m height retains sandy soil. The backfill void ratio and angle of internal…

Q: A counterfort wall of 10 m height retains dry non-cohesive backfill. The void ratio and angle of…

Q: A retaining wall 8 m high supports a cohesionless soil having a dry density of 1600 kg/m^3, angle of…

Q: A smooth vertical wall of height 6 m retains a granular backfill with unit weight of 22 kN/m³ and a…

Q: A retaining wall 7 m high, with its back face smooth and vertical. It retains sand with its surface…

A: Given data in question Height of retaining wall Unit weight (dry) i.e., cohesion = 0 Angle of…

Q: A

Q: indicate the final answer in 3 decimal places.

Q: A7 m high retaining wall retains two sides of soil profile as shown in Figure Q1(c). A uniform…

Q: 5. Determine the magnitude and the location of the active thrust on the smooth vertical wall shown…

Q: Find the passive earth pressure coefficient. For a vertical retaining wall having a backfill of dry…

Question

A 6 m high retaining wall with a vertical back has a backfill
of silty sand with a slope of 10° for the backfill. With values
of KH = 760 kg/m2/m and Kv=100 kg/m2/m, the total active
earth pressure will approximately be
a. 128 kN/m
b. 134 kN/m
c. 138 kN/m
d. 142 kN/m

Expert Solution

This question has been solved!

Explore an expertly crafted, step-by-step solution for a thorough understanding of key concepts.

SEE SOLUTION Check out a sample Q&A here

Step 1

VIEW

Step 2

VIEW

Step by step

Solved in 2 steps with 2 images

SEE SOLUTION Check out a sample Q&A here

Knowledge Booster

Lateral earth pressure distribution against retaining walls

Learn more about

Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, civil-engineering and related others by exploring similar questions and additional content below.

Similar questions

A retaining wall 7 m high, with its back face smooth and vertical. It retains sand with its surface horizontal. Using Rankine’s theory, determine the active earth pressure at the base when the backfill is submerged with water table at the surface. Take γ=18 kN/m^3 ,ϕ=30°, γ_sat=21 kN/m^3.
Q.5 A retaining wall has a vertical back and is 7.32 m high. The soil is sandy loam of unit weight 17.3kN/m3. It has a cohesion of 12 kN/m2 and Ø = 20°. Neglecting wall friction, determine the active thrust on the wall. The upper surface of the fill is horizontal.
a retaining wall supports a horizontal backfill that is composed of two types of soil. first layer: 4.92 meters high, Unit weight of 16.29 kN/m^3, coefficient of active pressure of 0.296 second: 6.85 meters high, Unit weight of 18.31 kN/m^3, coefficient of active pressure of 0.302 determine the distance of the total active force measured from the bottom of the wall
A retaining wall 7 m high, with its back face smooth and vertical. It retains sand with its surface horizontal. Using Rankine’s theory, determine the active earth pressure at the base when the backfill is dry. Take γ=18 kN/m^3 ,ϕ=30°, γ_sat=21 kN/m^3.
A retaining wall 7 m high, with its back face smooth and vertical. It retains sand with its surface horizontal. Using Rankine’s theory, determine the active earth pressure at the base when the backfill is saturated. Take γ=18 kN/m^3 ,ϕ=30°, γ_sat=21 kN/m^3.
A retaining wall supports a horizontal backfill that is composed of two types of soil First layer: 4.75 meters high, Unit weight of 16.35 kN/m^3, coefficient of active pressure of 0.295 Second layer: 5.38 meters high, Unit weight of 18.54 kN/m^3, coefficient of active pressure of 0.305 Determine the distance of the total active force measured from the bottom of the wall
A rigid retaining wall 5m high supports a backfill of cohesionless soil with angle of 40°. The water table is below the base of the wall. The backfill is dry and has a unit weight of 19kN/m³. Determine Rankine's passive earth pressure per meter length of the wall.
A retaining wall supports a horizontal backfill that is composed of two types of soil. First layer: 4.27 meters high, Unit weight of 17.25 kN/m3, coefficient of active pressure of 0.286 Second layer: 6.27 meters high, Unit weight of 18.27 kN/m3, coefficient of active pressure of 0.309 Determine the distance of the total active force measured from the bottom of the wall. Round off to three decimal places.
A retaining wall supports a horizontal backfill that is composed of two types of soil. The first layer is 5.71 meters high. It has a unit weight of 16.03 kN/m3. The second layer is 6.21 meters and has a unit weight of 18.46 kN/m3. If the angle of friction for both layers is 37°, determine the total active force (kN) acting on the retaining wall per unit width.
A 10m high gravity retaining wall is required to support a hard clay backfill having a level surface with a unit weight of 17 kN/m^3. Cohesion of hard clay is 45 kN/m^2. Compute (1) the total lateral force resulting from the retained soil for the theoretical active pressure condition (assume Ka = 1.0 for a hard clay backfill), (2) total lateral force resulting from the retained soil for the modified active pressure distribution recommended for a short-term design, (3) total lateral force resulting from the retained soil for the pressure distribution recommended for permanent retaining wall design (assume Ko = 0.90 for a hard clay fill).
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
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.