4. A retaining wall shown in the figure, determine the Rankine Active force, Pa, per unit length ofthe wall and the location of the resultant.H = 10 ft, H1 = 5 ft, Y1 = 105 Ib/ft? , Y2 = 122 Ib/ft? , 01 = 30° , $2 = 30°SandH1Y1ci = 0Groundwater tableНSandY2 (saturated unit weight)c2 = 0Frictionless wall

Answered: Image /qna-images/answer/cf0e15a1-43db-430a-8432-5b6c7a9dcdb1.jpg

Answered: 4. A retaining wall shown in the…

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 14.8P

See similar textbooks

Similar questions

Refer to Figure 12.3a. Given: H = 12 ft, q = 0, γ = 108 lb/ft3, c' = 0, and Φ' = 30º. Determine the at-rest lateral earth force per foot length of the wall. Also, find the location of the resultant. Use Eq. (12.4) and OCR = 2.
1) : Figure-1 shows a 4.5-m-high retaining wall. The wall is restrained from yielding. Calculate the lateral force Po per unit length of the wall. Also, determine the location of the resultant force. Assume that for sand OCR = 1.5.
The cantilever retaining wall shown in Fig.3 retains a sandy backfill with fi= 36 degrees and unit weight =1.837Mg/m3. Evaluate the stability of the wall against sliding, overturning, and bearing capacity failure. Assume that the same sand exists on the passive side and below the wall. unit weight of concrete= 24kN/m3. Draw the pressure distribution beneath the retaining wall. assume dalt = 2/3 fi and used pp in sliding
1. A RETAINING WALL HAS A HEIGHT OF 6M. AND IS SUPPORTED A HORIZONTAL BACKFILL WHICH IS LEVEL WITH THE TOP OF THE WALL. THE BACKFILL HAS A UNIT WEIGHT OF 16 KN/m3 A. COMPUTE THE LATERAL FORCE PER UNIT LENGTH OF THE WALL IF THE WALL IS PREVENTED FROM MOVING. USE POISSONS RATIO OF SOIL TABLE TO BE 0.36B. IF THE ANGLE OF FRICTION OF THE SOIL IS 32 DEGREES, FIND THE LATERAL ACTIVE FORCE ACTING ON THE WALL. 2. LL = 65%PL = 25%WATER CONTENT = 35%SPECIFIC GRAVITY OF SOLIDS= 2.70DEGREE OF SATURATION = 100 % A. DETERMINE THE VOID RATIO OF THE SOIL SAMPLEB. DETERMINE THE BULK DENSITY OF THE SOIL SAMPLE
A reinforced earth retaining wall will have a height of 10.5 m. (35 ft) In this case: Calculate: tie rods, check safety by turning and displacement stuffed ϒ Ф´ FS (1) 16.5 kn/m3 34° 3 (2) 105 lb/ft3 35° Foundation (2) 18 kn/m3 115 lb/ft3 28° REINFORCEMENT Sv Sh FY tw tf Фk Fs (1) 1.0 m 1.0 m 250 mpa 0.12 m >0.005 25° 3 (2) 4 ft 4.5 ft 36 ksi 4 in > ¼ “ 22°
A concrete retaining wall 8 m high is supporting a horizontal backfill having a dry unit weight of 16.25kN/m3. The cohesionless soil has an angle of internal friction of 33 degrees and a void ratio 0f 0.65. (Use four decimal places) A. Compute the rankine active force on the wall. B. Compute the rankine active force on the wall if water logging occurs at a depth of 3.5 from the ground surface. C. Compute the location of the resultant active force from the bottom.
A retaining wall 5 m. high is supporting a horizontal backfillhaving a dry unit weight of 1600kg/m3. The cohesionless soil has an angle of friction of 32degree. a. Compute the Rankine active force on the wall b. Compute the Rankine active force on the wall of the water table is located at a depth of 2.5m. below the ground surface. The saturated unit weight is 18.7kn/m3. c. Compute the location of the resultant active force from the bottom from the second condition.
Calculate the passive earth pressure coefficient for the foundation soil to the right of thetoe of the wall using the Rankine Earth Pressure theory. On Figure 1, sketch the passivepressure distribution and calculate the resultant force(s). Show the resultant, and itslocation, on your sketch.AND Sketch the wall and the distribution of lateral earth pressures resulting from the backfillfor the Coulomb case, assuming good drainage. Call this “Figure 2: Coulomb Active EarthPressures from Backfill.” Calculate the resultant horizontal and vertical forces and addthem to your sketch. Indicate clearly the location of the resultant forces.
A retaining wall 6m high retains sand with φ = 30° and unit weight24kN/m3 upto the depth of 3 m from top. From 3 m to 6 m the material is cohesive soil with c = 20kN/m2 and φ = 20°. Unit weight of cohesivesoil is 18 kN/m3 A uniform surcharge of 100 kN/m2 acts on top of thesoil determine the total lateral pressure acting on the wall and its pointsof application.
A vertical retaining wall 6m high is supporting ahorizontal backfill having a weight of 16.5kN/m3 and asaturated unit weight of 19kN/m3. Angle of friction is 30degrees. Ground water table is located 3m below theground surface. A)Determine the at rest lateral earth pressure force permeter length of the wall.b) Determine the location of the resultant force.c) Determine the at rest lateral earth force per meterlength of the wall if it carries a surcharge of 50 kPa.
4. Draw a schematic or an FBD of the retaining structure. Indicate all the forces acting on it that were supposed to be considered when it was designed and write the corresponding equation/s for this case and write the corresponding equation/s for this case. Given retaining Structure: RIPRAP
4. Draw a schematic or an FBD of the retaining structure. Indicate all the forces acting on it that were supposed to be considered when it was designed and write the corresponding equation/s for this case. Given retaining Structure: Stone Pitching

SEE MORE QUESTIONS

Recommended textbooks for you

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:

9781337705028

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781305081550

Author:

Braja M. Das

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:

9781337705028

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

Principles of Foundation Engineering (MindTap Cou…

Civil Engineering

ISBN:

9781305081550

Author:

Braja M. Das

Publisher:

Cengage Learning

Fundamentals of Geotechnical Engineering (MindTap…

Civil Engineering

ISBN:

9781305635180

Author:

Braja M. Das, Nagaratnam Sivakugan

Publisher:

Cengage Learning

SEE MORE TEXTBOOKS