11.7 A concrete pile 15.24 m long having a cross section of 406 mm x 406 mm isfully embedded in a saturated clay layer for which Ysat = 19.02 kN/m³, p = 0.and c = 76.7 kN/m². Determine the allowable load that the pile can carry. (Let FS= 3.) Use the a method to estimate the skin friction and Veric's method for pointload estimation.

Given Data: The length of a concrete pile is ∆L=15.24 m. The cross-section area of the pile is…

A concrete pile 15.24 m long having a cross section of 406 mm x 406 mm is fully embedded in a saturated clay layer for which Ysat = 19.02 kN/m², 6 = 0. and c, = 76.7 kN/m². Determine the allowable load that the pile can carry. (Let FS = 3.) Use the a method to estimate the skin friction and Veric's method for point load estimation.

A concrete pile 15.24 m long having a cross section of 406 mm x 406 mm is fully embedded in a saturated clay layer for which Ysat = 19.02 kN/m², 6 = 0. and c, = 76.7 kN/m². Determine the allowable load that the pile can carry. (Let FS = 3.) Use the a method to estimate the skin friction and Veric's method for point load estimation.

Principles of Foundation Engineering (MindTap Course List)

9th Edition

ISBN:9781337705028

Author:Braja M. Das, Nagaratnam Sivakugan

Publisher:Braja M. Das, Nagaratnam Sivakugan

Chapter12: Pile Foundations

Section: Chapter Questions

Problem 12.2P: A 20 m long concrete pile is shown in Figure P12.2. Estimate the ultimate point load Qp by a....

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A concrete pile 20 m long with a cross section of 400 mm x 400 mm is fully embedded in a saturated clay layer. The clay has the following properties: γsat = 18.5 kN/m3, ϕ= 0 and cu = 70 kPa. Assume that the water table rises to the tip of the pile. Determine the allowable load that the pile can carry (FS=3). Use the α and λ method to estimate the skin resistance.
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A 20-m-long concrete pile is shown in Figure P9.1. Estimate the ultimate point load Qp bya. Meyerhof’s methodb. Vesic’s methodc. Coyle and Castello’s methodUse m = 600 in Eq. (9.26).
A 20-m-long concrete pile is shown in Figure P9.1. Estimate the ultimate point load Q, by a. Meyerhof's method b. Vesic's method c. Coyle and Castello's method Use m = 600 in Eq. (9.26). 9.1 Concrete pile 460 mm x 460 mm Loose sand di = 30° y = 18.6 kN/m3 20 m Dense sand d'2 = 42° y = 18.5 kN/m3 Figure P9.1
7. If a 45 cm diameter pipe pile is driven into clayey soil to a depth of 12 m. (a) what would the allowable load capacity (Q) be? The water table is 2 m below the ground surface and the soil profile consists of two clay layers (refer to the figure below). Use the ß method to calculate skin friction and the R=30° for all clay layers. (b) Explain how you selected FS value you use. 12 m ▶ 9m 2m 45 cm Y = 18.5kN/m³ = 30kN/m² Ysat = 19kN/m³ C₂ = 30kN/m² Ysat = 20kN/m² S = 60kN/m²
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