EBK PRINCIPLES OF FOUNDATION ENGINEERIN
8th Edition
ISBN: 8220100547058
Author: Das
Publisher: CENGAGE L
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Chapter 10, Problem 10.16P
To determine
Find the allowable load carrying capacity of the drilled shaft using Reese and O’Neill method.
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A concrete dam retaining water is shown. If the specific weight of the concrete is 23.54 kN/m3, find the maximum pressure on the base. Assume there is no hydrostatic uplift and that the coefficient of friction between dam and foundation soil is 0.48.
Y = 5.6 m
B = 3.2 m
W = 1.6
h = 4.8
Answer c, d, and e only. Dont round off initial values, round only in final ans pls ty
Replace the distributed loading by an equivalent resultant force. Suppose that w1 = 3.4 kN/m and w2 = 2.2 kN/m
Specify where the force line of action intersects a vertical line along meme we BC, measured from C
Express your answer to three significant figures and include the appropriate units.
d=
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EBK PRINCIPLES OF FOUNDATION ENGINEERIN
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- The horizontal top of a concrete column is subjected to the system of forces shown. Represent the resultant of all forces as a force Rat point O and a couple M. Also specify the magnitudes of R and M. Your answer is partially correct. 0.6 m 2 kN 1 kN Answers: R=( R= 8 M = ( i 4 KN -0.8 11.045 M = 5.186 0.6 m 3 KN 0 1 KN 7 KN 0.2 m 0.2 m 3 kN KN 7 i+ kN.m 0.5 m 7 kN 0.2 m 0.5 j+ -3 j+ i -5.1 k) kN k) kN-marrow_forwardSituation 1. Refer to the FIgure. 1. Determine the hydrostatic force due to glycerin. 2. Find the net hydrostatic force per unit width on rectangular panel AB in Figure 3. Determine its line of action above B.arrow_forwardWater 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_forward
- From 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_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_forwardPlease answer this poarrow_forward
- Slope stability.geotech.arrow_forwardFigure No. 2 Given q= 10 kN/m. L1=1m, L2 =2m, L3 = 4marrow_forwardA gravity dam in the figure carries water that is 12 m deep on its upstream side. The coefficient of friction between the soil and the dam is 0.50. γ_concrete=23.5 kN/m^3 a. How far is the vertical resultant force from the toe? b. What is the factor of safety against sliding? c. What is the factor of safety against overturning? d. What is the soil pressure in heel? e. What is the soil pressure in toe?arrow_forward
- A gravity dam in the figure carries water that is 12 m deep on its upstream side. The coefficient of friction between the soil and the dam is 0.50. γ_concrete=23.5 kN/m^3 a. How far is the vertical resultant force from the toe? b. What is the factor of safety against sliding? c. What is the factor of safety against overturning? d. What is the soil pressure in heel? e. What is the soil pressure in toe?arrow_forward5. A simply supported beam is loaded as shown in the figure. Determine the Ely value of the beam at point C. 1.5 kN/m 1.44 kNm A 1.0 m 0.8 m 1.2 m 06marrow_forwardFigure below shows a cross section of a concrete gravity dam. Data pertaining to the dam are as shown in the figure. A safety factor, f of 0.8 is applied in the design of the dam. a. Check the stability of the dam per unit length (1 m) against: i. overturning, ii. iii. sliding, and stresses. Determine the vertical normal stresses acting at the heel and toe of the dam. El. = 47 m Bl. = 0 m V 4 m DAM -R1 = 50 m El. = 33 m 50 marrow_forward
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