Fundamentals of Geotechnical Engineering (MindTap Course List)
5th Edition
ISBN: 9781305635180
Author: Braja M. Das, Nagaratnam Sivakugan
Publisher: Cengage Learning
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Chapter 18, Problem 18.10P
To determine
Find the allowable load that pile can carry.
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A concrete pile 20 m long having a cross section of 0.46 m × 0.46 m is fully
embedded in a saturated clay layer. For the clay, given: Yat = 18 kN/m², = 0, and
Cu = 80 kN/m?. Determine the allowable load that the pile can carry (FS = 3). Use
%3D
the A method to estimate the skin resistance.
Please answer 11.9
Please answer 11.7
Chapter 18 Solutions
Fundamentals of Geotechnical Engineering (MindTap Course List)
Ch. 18 - State whether the following are true or false. a....Ch. 18 - A 1500 kN load was applied on two 20 m long and...Ch. 18 - A 500 mm diameter and 20 m long concrete pile is...Ch. 18 - A 400-mm diameter and 15 m long concrete pile is...Ch. 18 - A 400 mm 400 mm square precast concrete pile of...Ch. 18 - Prob. 18.6PCh. 18 - Prob. 18.7PCh. 18 - Prob. 18.8PCh. 18 - Determine the maximum load that can be allowed on...Ch. 18 - Prob. 18.10P
Ch. 18 - Redo Problem 18.10 using the method for...Ch. 18 - Determine the maximum load that can be allowed on...Ch. 18 - Prob. 18.13PCh. 18 - A steel pile (H-section; HP 360 1.491; see Table...Ch. 18 - A concrete pile is 18 m long and has a cross...Ch. 18 - Prob. 18.16PCh. 18 - Prob. 18.17PCh. 18 - Prob. 18.18PCh. 18 - Prob. 18.19PCh. 18 - Figure 18.26a shows a pile. Let L = 20 m, D = 450...Ch. 18 - Refer to Figure 18.26b. Let L = 15.24 m, fill =...Ch. 18 - Prob. 18.22PCh. 18 - Figure 18.39 shows a 3 5 pile group consisting of...Ch. 18 - The section of a 4 4 group pile in a layered...Ch. 18 - Prob. 18.25PCh. 18 - Prob. 18.26CTP
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- A 450 mm x 450 mm concrete pile 20.0 m long is driven into sand deposits with y = 17 kN/m³ and = 30°. Find the ultimate load i.e. point load Qp by Meyerhoff's method and Janbu method. Meyerhoff's N = 55, Atmospheric pressure = 100 kN/m², Janbu's N = 18.4arrow_forwardA concrete pile 50 ft long having a cross section of 15 in. x 15 in. is fully embedded in a saturated clay layer for which γsat = 121 lb/ft3, Φ = 0, and cu = 1600 lb/ft2. Determine the allowable load that the pile can carry. (Let FS = 3.) Use the a method Eq. (9.59) and Table 9.10 to estimate the skin friction and Vesic’s method for point load estimation.arrow_forwardPlease answer 11.22arrow_forward
- A 30 m long concrete pile is 305 mm times 350 mm in cross section and is fully embedded in a sand deposit. Using Broms' method, calculate the allowable lateral load Q_g (take FS = 2) at the ground level. Assume the pile is flexible and restrained. Let the soil unit weight, gamma = 16 kN/m^3, the soil friction angle, Phi' = 30^degree; and the yield stress of the pile material, F_y = 21 MPa,arrow_forward3. A concrete pile 15.24 m long having a cross section of 406 mm × 406 mm is fully embedded in a saturated clay layer for which Ysat 19.02 kN/m³, Ø = 0, and cu=76.7 kN/m². Determine the allowable load that the pile can carry (Assuming FS-3). Use the a method to estimate the skin friction and Vesic's method for point load estimation.arrow_forward11.22 A concrete pile measuring 0.406 m X 0.406 m in cross section is 18.3 m long. It is fully embedded in a layer of sand. The following is an approximation of the me- chanical cone penetration resistance (q.) and the friction ratio (F) for the sand layer. Estimate the allowable bearing capacity of the pile. Use FS = 4. Depth below ground surface (m) 9. (kN/m²) F, (%) 0-6.1 2803 2.3 6.1-13.7 3747 2.7 13.7-19.8 8055 2.8arrow_forward
- i need the answer quicklyarrow_forward12.10 A concrete pile 15.24 m long having a cross section of 406 mm × 406 mm is fully embedded in a saturated clay layer for which Ysat = 19.02 kN/m³, p = 0, and c₂ = 76.7 kN/m². Determine the allowable load that the pile can carry. (Let FS = 3.) Use the a method Eq. (12.61) and Table 12.11 to estimate the skin friction and Vesic's method for point load estimation.arrow_forwardA concrete bored pile has a diameter of 800 mm as given in the figure below. Calculate the ultimate load carrying capacity of the pile. -0.8- Clay Cu = 60 kN/m² Y = 18 kN/m³ %3D 4m G.W.T Sand 6m $ = 30° Y = 20 kN/m³ Clay Cu = 100 kN/m² Y = 20 kN/m³ 5marrow_forward
- A 400 mm x 400 mm square precast concrete pile of 15 m length is driven into a sand where γ = 18.0 kN/m3 and Φ' = 33°. Assume δ' = 0.7 and K=1.4Ko determine the load-carrying capacity of the pile with a FS=3. Using Meyerhof's method, Qp=Apq'Nq*≤Apql for computing the point load-carrying capacity Qp, Equations, L'≈15D and f=Kσ'otanδ' for computing the load-carrying capacity of the pile shaft Qs.arrow_forwardsvarrow_forwardQ1/ For the footing shown in Figure (1), estimate the pile group capacity. 0.6m dia bored pile Clay c=80 kN/m² y-17kN/m² S=1.5 m T L=12 marrow_forward
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