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 13, Problem 13.11P
To determine
Find the allowable load carrying capacity of the drilled shaft using Reese and O’Neill method.
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The section of a concrete dam is shown. Determine if the dam
shown is stable against sliding and overturning. The following data is available:Concrete density: ρconc = 2400 kg / m³ Coef. Soil-Dam Static Friction: μs = 0.30Density of water: ρwater = 1000 kg / m³ Coef. Soil-Dam Kinetic Friction: μk = 0.20
2: An embankment shown in the figure is constructed. compute the vertical stress
increment under Points A. B. and C at z = 10 m Use vertical stress Increment under
an embankment loads?
10 m
12 m
10 m
Y₁-192 kN/m²
Take value of 15
from chart
s6v=9[s
Set P1_1 = 58 kN , P2_2 = 33 kN . (Figure 1)
Chapter 13 Solutions
Principles of Foundation Engineering (MindTap Course List)
Ch. 13 - Prob. 13.1PCh. 13 - Prob. 13.2PCh. 13 - Prob. 13.3PCh. 13 - Determine the ultimate load-carrying capacity of...Ch. 13 - For the same data given in Problem 13.4, determine...Ch. 13 - Prob. 13.6PCh. 13 - A 3 ft diameter straight drilled shaft is shown in...Ch. 13 - Prob. 13.8PCh. 13 - Figure P13.9 shows a drilled shaft extending into...Ch. 13 - A free-headed drilled shaft is shown in Figure...
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- The cross section of a quarter circular concrete block JKL as shown in Figure 5 is located at thebottom of a reservoir. The width (perpendicular to the paper) is 3 m. The specific weight of theconcrete block is 24 kN/m3. The coefficient of friction between the base of the block and thefoundation is 0.43. Determine if the concrete block is stable or not against sliding and overturningif the water is:A. At side XB. At side Y, with the same water level as A.arrow_forwardDetermine the flexural stresses using transformed-area method. 2 #25 70 mm 560 mm M = 300 kN• m n = 9 700 mm 4 #32 70 mm 400 mmarrow_forwardUSING DOUBLE INTEGRATION METHOD Consider 250 mm x 250 mm (bxh) mm section and e = 100000 MPa DETERMINE VERTICAL REACTION AT B Values:A = 9.4 MB = 5.5 MC = 10.6 KN/MD = 33 KNarrow_forward
- A concrete dam with a rectangular cross section is shown in the figure. Consider 1m strip. Neglect the hydrostatic uplift. B=40.8m H=61.5m Concrete, Yconc=24kn/m^3arrow_forwardsolve completely from A to E. Thank you FINAL ANSWER: A. ? (USE EXCEL) B. ? C. e = 0.488, and S = 76.9%, D. γt = 20.27 kN/m3, E. w = 10.7% to 16.0%arrow_forwardOnly accepted correct answer is 2.84. Please show solution. A steel plate 2.2 m x 1.4 m x 100 mm thick is to be hoisted by a steel cable sling as shown in the figure. Assume the steel weighs 77.3 kN/cu.m. Determine the vertical displacement of the steel plate when suspended if the sling cable is 55 sq.mm. in area.arrow_forward
- Water Problem 3-108 The section of a concrete dam is shown in the figure. Concrete weighnts 23.5 cubic meter. Coefficient of friction between the dam and foundation is055, Determine the factors of safety against sliding and against overturning, and also the soil pressure at the heel and toe. Assume hydrostatic uplift varies uniformly from full hydrostatic head at the heel of the dam to zero at the toe. Consider 1 m length of dam. KN per per cubic meter and water weighs 9,790 N per Ans: FSo = 2.20; FSs 1.66 a = 300,2 kP %3D D %3D gheel = 85.2 kPa; quoearrow_forwardA concrete dam retaining water as shown. If the specific weight of the concrete is 24 kN/m^3, determine the following (assume there is no hydrostatic uplift below the dam) Factor of safety against sliding, μ = 0.69 2.871 2.157 2.718 2.571 Factor of safety against overturning 4.329 6.343 6.433 4.293arrow_forwardFor the beam and loading shown below, determine the beam deflection at point H. Assume that EI = 6.9 × 104 kN·m2 is constant for the beam; w = 6.4 kN/m, LHA = 3.0 m, LAB = 6.0 m.arrow_forward
- Figure No. 2 Given q= 10 kN/m. L1=1m, L2 =2m, L3 = 4marrow_forwardA laminar flow flows around the plate as shown in the figure. puox Recr. = -=5× 105 showing the transition fl from laminar to turbulent flow. If the roughness of the plate is very large, how does Rechange?arrow_forwardFrom the given figure below. Using Ranking Theory, the unit weight of concrete of gravity dam is 24 kN per cubic meter. Coefficient of friction between the concrete and the soil is 0.45. 8m EL. 255m 30m Ground Surface EL. 220m You= 20KN/m 10m = 34 10 e 3m Determine the uplift pressure at the toe in kPa. A 136.587 B 109.354 98.100 D 122.625arrow_forward
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