Principles of Foundation Engineering (MindTap Course List)
9th Edition
ISBN: 9781337705028
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Chapter 16, Problem 16.15P
To determine
Calculate the magnitude and location of the resultant load on the wall
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Question 01.
For the concrete gravity wall shown below:
a. Determine the magnitude, direction, and sense of the resultant
force./
b. Determine where the resultant intersects the base of the wall
with respect to point A (horizontally)./
2 m
70 kN
1 m
6 m
53 kN
21.0 kN
2 m
1 m
4.5 m
Please answer thank you
Read the question carefully and give me right solution according to the question.
Chapter 16 Solutions
Principles of Foundation Engineering (MindTap Course List)
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- Determine the active force per unit length of the wall y = 16 kN/m3 ' = 30 c' = 0 3 m Groundwater table Yat = 18 kN/m3 = 35° d = 0 3 'marrow_forwardH.W. 2: What is the total active force/unit width of wall and what is the location of the resultant for the system shown in Fig.? Use the Coulomb equations and take a smooth wall so S=0° 7.0 m 9-100APX = 37 -16.5 EN³ =V 7-19.25 Sol L Sall 1 T 30.3 kPa 107.3 KN 131 EN $2.5 183.8 R=40.5LN EN LOMI 17.3 18arrow_forwardRefer to Figure 12.13a. Given H = 4 m, α = 0, β = 85º, γ = 17 kN/m3, c' = 0, Φ' = 36º, ẟ'/Φ' = 0.5, and q = 30 kN/m2. Determine the Coulomb’s active force per unit length of the wall.arrow_forward
- Please use neat diagramsarrow_forwardWhich of the two walls in Figure below gives the larger horizontal force? (Show calculations.)arrow_forward2- Figure below shows a retaining wall that is restrained from yielding. Determine the magnitude of the lateral earth force per unit length for the following conditions: 1) At-rest force 2) Passive force Also, find the location of the resultant, 7, measured from the bottom of the wall. H (ft) H1 (ft) 71 (lb/fr) 72 (lb/ft³) p'ı q (lb/fr²) 10 5 90 122.4 34 26 100 Surcharge = q Sand c{ = 0 Groundwater table H Sand Y2 (saturated unit weight) có = 0 Frictionless wallarrow_forward
- Soil mechanicsarrow_forwardanswer quicklyarrow_forwardYou 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.arrow_forward
- 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.arrow_forwardf. Minimum width B (in meter) of wall to be safe against sliding if the mobilized friction angle at the base of wall is 25o and factor of safety against sliding is 1.5 (minimum). Consider 24 kN/m3 as the unit weight of concrete. B = Thank youarrow_forwardP.E. Pressure -arrow_forward
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