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 lb/ft? , Y2 = 122 lb/ft? , þ1 = 30° , þ2 = 30°SandY1H1ci = 0Groundwater tableH.SandY2 (saturated unit weight)c2 = (Frictionless wall

Given, There is A frictionless Retaining wall given in the question. Height (H1) = 5ft Total…

Answered: 4. A retaining wall shown in the…

Fundamentals of Geotechnical Engineering (MindTap Course List)

5th Edition

ISBN:9781305635180

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter15: Retaining Walls, Braced Cuts, And Sheet Pile Walls

Section: Chapter Questions

Problem 15.5P

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4. A retaining wall shown in the figure, determine the Rankine Active force, Pa, per unit length of the 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° Sand H1 Y1 ci = 0 Groundwater table Н Sand Y2 (saturated unit weight) c2 = 0 Frictionless wall
Figure Question 2 depicts the design of a gravity retaining wall for carthquake condition given: Kv-0 and Kh-0.37 What should be the weight of the wall for a zero-displacement condition? Use a factor of safety of 2.4. What should be the weight of the wall for an allowable displacement of 50.95 mm? Sand $:= 35° %3D Sand $=37 3. Figure Question 2 B Give a comprehensive detail on how to analyze a retaining wall
a. Rankine's active earth pressure coefficient: ka1 = (for the upper layer) ka2 = (for the lower layer) b. Lateral pressure due to soil (in kN/m2 per meter length of wall): @ point R = @ just above point S = @ just below point S = @ point T = Thank you please help
3. Compute the resultant lateral force for the soil-wall system shown in Figure 3. You may ignore tensile cracks. Use • A- Coloumb • B - Rankine 0=30°, y=20kN/m³ 4m Ground water table 7m c=50KN/m², p=10°, y=18KN/m³ 0=25°, y=20KN/m³ 8 m Gravity wall Figure 3
Consider the retaiming wall shown in the Figure below Calculate the Rankine passive force per unit length of the wall and the location of the line of action of that resultant at which it acts on the retaming wall, - 15.72KN/m3 1=30 C1=0 2. WT rsat3D15.72KN/m3 12=26 E C1-10KN/m2 For the frictionless wall retaining a stratified soil and shown in Fig. E3.2, determine: (a) The active lateral earth pressure distribution with depth. (b) The passive lateral earth pressure distribution with depth. (c) The magnitude and location of the active and passive forces. (d) The resultant force. (e) The ratio of passive moment to active moment. 4, - 20 kPa m 7s19 kNms d =250 C-O Yser=20 kNm ダ=30 Hm
1.) A house is being built on the soil profile shown below bears at the depth shown. The surface loading created by the house is 1500 psf. Draw the o, o', u, profiles with depth and show values at depth shown. In addition, calculate the load on the basement wall with Ko = 0.35. Depth (ft) Sand Ya = 110 pcf Y = 116 pcf 7 ft 10 Clay = 119 pcf 40 Sand = 118 pcf
Wooden posts (E=1,800,000 psi) are used for a retaining wall, each post is 6in x 6in. If the soil pressure along a post varies linearly from zero at A to a maximum at B, determine the displacement at the top of the post. Assume B is fixed and A is free. Report your answer in inches to three decimal places.
You are working for a consulting firm that has been asked to evaluate the factor of safety of the wall shown in the figure supported by a well-degraded sand. The resultant load behind the concrete wall acts at the one third point. Dw 1m 1.5 m 24 kN/m³ y = 20 kN/m³ 26.5 kN/m 24° = 34° n = 0.4 3 m (a) Determine the factor of safety if Dw − D > 1.5B. Ignore the lateral passive resistance due to the soil in front of the wall. (b) Determine the factor of safety if the ground water table rises to 0.5 m below the base of the wall. Discuss the significance of your observations.
The channel section shown is subjected to a vertical shear force of V = 29 kN. Calculate the horizontal shear stress Ta at point A, and the vertical shear stress tR at point B. Assume a = 50 mm, b = 250 mm, tw= 16 mm, t;= 12 mm, d = 74 mm. V | tw Answers: TA = MPa TB = i MPa
A retaining wall is shown in the Figure below. For each problem, determine the Rankine active force, Pa, per unit length of the wall and the location of the resultant. H 12 m H₁ 4m Surcharge Frictionless wall Sand 71 di =0 Y₁ Y₂ 17 kN/m² 23.2 kN/m² ↓ Groundwater table i(deg) : (deg) 36 42 4 25 kN/m² Sand Ey (saturated unit weight) DE MOITAMINE 72 -0
Given: 1. Structural Component: Beam 300 mm x 400 mm Column 400 mm x 400 mm Slab thickness 110 mm 2. Dead Load: Super Imposed dead load = 4.5 KPa (including slab weight) CHB = 3.11 KPa 3. Seismic Parameter: Soil Profile - Sb Closest distance to the source - 10 km Ductility Coefficient R = 8.0 Seismic Zone Z=0.40 Ct = 0.0731 A. Compute TOTAL LATERAL FORCES in the 2nd floor? B. Compute LATERAL FORCES in the 3rd floor?
Q1- Use Rankıne theory to calculate the lateral earth pressure and determiıne the stability of the cantılever wall, 4 = 20 kPa 0.4 m = 18 kN/m3 O', = 25° 8 = 15° Batter 1:20 6.1 m Backfill - Drainage blanket 1.0 m Y. = 23.5 kN/m³ 0.9 m |-1.8 m-- -3 m- Your = 19 kN/m³ O; = 35° O, = 25° %3D %3D Q2- Existing soil

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