Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN: 9781305635180
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Question
Chapter 14, Problem 14.2P
To determine
Find the magnitude and location of the thrust on the wall.
Expert Solution & Answer
Trending nowThis is a popular solution!
Students have asked these similar questions
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 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.
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
Chapter 14 Solutions
Fundamentals of Geotechnical Engineering (MindTap Course List)
Knowledge Booster
Similar questions
- 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.arrow_forwardSOLVE FOR THE LOCATION AND MAGNITUDE OF THE PASSIVE AND ACTIVE THRUST OF THE RETAINING WALL. Along the passive side, the soil has the following properties: unit weight: 16 kN/m3, cohesion = 30 KPa, angle of internal friction = 25 degrees. and along the active side: sand: unit weight = 15 KN/m3, angle of internal friction = 30 degrees, and for clay: dry unit weight = 16.5 KN/m3, saturated unit weight = 19 kn/m3 , unconfined compressive strength = 48 KPa, angle of inter friction is 25 degrees. The heightarrow_forwardFor the frictionless wall shown in Figure No 1, Calculate the following: (a) The active lateral earth pressure distribution with depth. (b) The passive lateral earth pressure distribution with depth(c) The magnitudes and locations of the active and passive forces. (d) The resultant force and its location. (e) The ratio of passive moment to active moment. Note: UDL should be considered as mentioned in the figurearrow_forward
- 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 14.20arrow_forwardA retaining wall 7 m high supports a cohesionless soil having a dry density of 1600 kg/m3, the angle of shearing resistance is 33° and void ratio of 0.68. The surface of the soil is horizontal and level with the top of the wall. Neglect wall friction and use Rankine’s formula for active pressure of a cohesionless soil. Determine the nearest value of the total earth thrust on the wall in kN per lineal meter if the soil is dry. Determine the nearest value to the thrust on the wall in kN per lineal meter if owing to inadequate drainage, it is water logged to a level 3 m below the surface. Determine the nearest value to the height above the base of the wall where the thrust acts during the waterlogged condition.arrow_forwardQ.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 pressurearrow_forward
- A retaining wall supports a horizontal backfill that is composed of two types of soil. The first layer is 4.79 meters high. It has a unit weight of 16.61 kN/m3. The second layer is 6.58 meters and has a unit weight of 18.72 kN/m3. If the angle of friction for both layers is 34°, determine the total active force (kN) acting on the retaining wall per unit width. Final answer should be in two decimal places.arrow_forwardAn 8 m high retaining wall supports a 5.5 m deep sand (γd = 18.5 kN/m3, Φ = 34°) overlying a saturated sandy clay (γsat = 20.3 kN/m3, Φ = 28°, c = 17kPa). The groundwater level is located at the interface of two layers. Determine the magnitude (kN) and location (m) of the resultant active force on the 25m long wall.arrow_forwardDetermine the active and passive force acting on a 3 meter high wall that supports clay with an undrained shear strength of 100 kPa and a unit weight of 19.20 kN/marrow_forward
- (Solve the following exercise, showing and explaining step by step to its resolution). A retaining wall with vertical walls 8.00 m high supports the thrust of a sand with a volumetric weight in its natural stratum of 1800 kg/m3 and an angle of internal friction of 35°. The ground surface is horizontal. Determine the thrust on the wall per metre of depth and mark the forces acting on the wall; neglect the passive thrust.arrow_forwardCalculate the resultant force and its location from the base of the wall. Plot the variation of active and passive lateral pressures with depth for the soil profile shown in Figure 2.arrow_forwardA retaining wall 8 m high supports cohesionless soil having a dry density of 1600 kg/m³, angle of resistance 33° and void ratio of 0.60. The surface of the soil is horizontal and level with the top of the wall. Neglecting wall friction and using Rankine’s formula for active pressure of a cohesionless soil. 1.Determine the nearest value of the total earth thrust on the wall in KN per lineal meter if the soil is dry. 2. Find the nearest value of the thrust on the wall in KN per lineal meter if owing to inadequate drainage, it is waterlogged to a level of 3.5 m below the surface? 3. Find at what height above the base of the wall the thrust acts during the waterlogged condition?arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Fundamentals of Geotechnical Engineering (MindTap...Civil EngineeringISBN:9781305635180Author:Braja M. Das, Nagaratnam SivakuganPublisher:Cengage Learning
Principles of Foundation Engineering (MindTap Cou...Civil EngineeringISBN:9781337705028Author:Braja M. Das, Nagaratnam SivakuganPublisher:Cengage Learning
Principles of Geotechnical Engineering (MindTap C...Civil EngineeringISBN:9781305970939Author:Braja M. Das, Khaled SobhanPublisher:Cengage Learning
Principles of Foundation Engineering (MindTap Cou...Civil EngineeringISBN:9781305081550Author:Braja M. DasPublisher:Cengage Learning
Fundamentals of Geotechnical Engineering (MindTap...
Civil Engineering
ISBN:9781305635180
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Cengage Learning
Principles of Foundation Engineering (MindTap Cou...
Civil Engineering
ISBN:9781337705028
Author:Braja M. Das, Nagaratnam Sivakugan
Publisher:Cengage Learning
Principles of Geotechnical Engineering (MindTap C...
Civil Engineering
ISBN:9781305970939
Author:Braja M. Das, Khaled Sobhan
Publisher:Cengage Learning
Principles of Foundation Engineering (MindTap Cou...
Civil Engineering
ISBN:9781305081550
Author:Braja M. Das
Publisher:Cengage Learning