Last edited by Tole
Wednesday, October 14, 2020 | History

2 edition of Development of p-y curves for analysis of laterally loaded piles in western Washington found in the catalog.

Development of p-y curves for analysis of laterally loaded piles in western Washington

Steven L. Kramer

Development of p-y curves for analysis of laterally loaded piles in western Washington

final report, Research Project Y-3399, Task 31

by Steven L. Kramer

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Published by Washington State Dept. of Transportation, Planning, Research and Public Transportation Division in cooperation with the U.S. Dept. of Transportation, Federal Highway Administration in [Olympia?, Wash.] .
Written in English

    Subjects:
  • Piling (Civil engineering) -- Washington (State) -- Testing.,
  • Piling (Civil engineering) -- Washington (State) -- Design and construction.

  • Edition Notes

    Statementby Steven L. Kramer (Washington State Transportation Center) ; prepared for Washington State Transportation Commission, Department of Transportation and in cooperation with U.S. Department of Transportation, Federal Highway Administration.
    ContributionsWashington State Transportation Center., Washington (State). Dept. of Transportation., United States. Federal Highway Administration., Washington (State). Planning, Research, and Public Transportation Division.
    The Physical Object
    Paginationxvii, 64, [4] p. :
    Number of Pages64
    ID Numbers
    Open LibraryOL16654997M

    Huang, Jin-wei, "Development of modified p-y curves for Winkler Analysis to characterize the lateral load behavior of a single pile embedded in improved soft clay" (). Graduate Theses and Dissertations. A development of p-y curves for laterally loaded pile response in ground is used to model the pile-soil system. The random variables used are the Npu, Npo, λ, E50, H, and EpIp. The CDF and PDF curves of laterally loaded pile head displacement obtained from the improved response surface methods are proposed and are in good agreement with the.

    p-y method, p-y curves must be developed through pile load tests for every site. Since a pile load test at every site is not feasible economically, an alternative method of analysis is required. A method of laterally loaded pile analysis is developed that takes into account the physics behind the complex three-dimensional pile-soil interaction. The analysis of a laterally loaded pile based on the p-y curve concept is commonly done using the finite element or the finite difference method. The problem is akin to the classical problem of the beam on elastic foundation, except that in a laterally loaded pile the springs which model the resistance offered by the soil medium typically.

      p-y model used for analysis of laterally loaded piles x1 x2 xn xn-1 Lateral load Nonlinear springs Soil-pilereaction,p(F/L) Pile deflection,y (L) Increasing depth, x p-y curves x Pile Sem-1, Advance Foundation Engg. DoCL, DDU, Nadiad, Gujarat, India 12 Lateral Load Capacity of Piles M. T. DAVISSON, Department of Civil Engineering, University of Illinois, Urbana Pile foundations usually find resistance to lateral loads from (a) passive soil resistance on the face of the cap, (b) shear on the base of the cap, and (c) passive soil resistance against the pile shafts. The latter source is.


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Development of p-y curves for analysis of laterally loaded piles in western Washington by Steven L. Kramer Download PDF EPUB FB2

Development of P-Y Curves for Analysis of Laterally Loaded Piles in Western Washington Author: Steven L. Kramer Subject: Case studies, End bearing piles, Field tests, Lateral supports, Literature reviews, Loads, Pile groups, Piles \(Supports\), Soils, Test procedures Keywords: piles, lateral load, p-y curves, Western Washington state Created Date.

A comprehensive review of literature pertaining to p-y curve analysis of laterally loaded piles was conducted. Methods of analysis of laterally loaded piles were reviewed with particular emphasis on the applicability of p-y curve analysis.

Various existing procedures for development of p-y curves, and the data on which they are based, were also. The paper aims at presenting a practical method of constructing the P-Y curves for the analysis of the lateral load-deflection behaviour of single piles on the basis of the prebored pressuremeter.

Analyses Of Lateral Loaded Piles • The P-Y Curve based methodology for analysis of laterally loaded piles is easy and reliable • Empirical in nature, but backed by decades of experience.

• However, several items may still need additional research to overcome some identified possible limitations. (i.e., still room for improvement). This concept was first developed in the ’s and ’s when energy companies built offshore structures that had to sustain heavy horizontal loads from waves.

An exact publication date of the model is not available since the p-y curves are still modified and improved today. p-y model used for analysis of laterally loaded piles Figure 2 Schematic showing p-y model used for analysis of laterally loaded piles x 1 x 2 x n x n-1 Lateral load Nonlinear springs il-F/L) Pile deflection,y (L) Increasing depth, x p-y curves x Pile.

Dynamic analysis of laterally loaded pile groups in sand and clay The University of Western. Under lateral loading, the p-y curves of a pile group differ from those of a single pile due to.

Matlock () have developed the concept of (p -y) curves for solving laterally loaded pile problems. Many numerical techniques such as Finite Difference Method, Variational Method Boundary Element Method Finite Element Method are being used for the engineering analysis of Piles.

The pile head lateral displacements of the piles under an applied lateral load of 80 kN were assessed from the compiled database. The values of η hp equal to η h, η h and η h were considered for leading, middle, and trailing piles respectively. Accordingly, the head lateral displacements of leading, middle, and trailing piles are, and mm respectively.

HP 10 x 42 piles provide a basis for development of p-y curves for the partly saturated silty and clayey soils (natural soils) at the field test facility. The soil parameters used to develop p-y curves for the natural soils are summarized in Figure The piles were analyzed.

Abstract. The research on damages of structures that are supported by deep foundations has been quite intensive in the past decade. Kinematic interaction in soil-pile interaction is evaluated based on the curve approach. Existing curves have considered the effects of relative density on soil-pile interaction in sandy soil.

The roughness influence of the surface wall pile on curves has not been. A design approach is presented to analyze laterally loaded piles embedded in layered frozen soil.

The design approach makes use of a commercially available computer solution that uses p‐y curves to model soil and pile interaction. compute p-y material properties.

–Current p-y material models are either for sand or clay. What about intermediate soils (e.g., laterally loaded piles are known to have layering effects.

How do we handle those. –Implementing a huge number of user-specified p-y elements into LPile is not practical. How do we. A plot of the variables p and y at a discrete soil depth constitutes a p – y curve at that depth.

In its current form, the p – y method was developed in the s for the offshore oil & gas industry to better understand the behaviour of long slender laterally loaded piles. Data from dilatometer tests (DMT) are used in the development of a model for the construction of static P‐y curves in clay deposits.

A procedure to account for the influence of close‐ended pile installation on the soil properties around the pile is developed. LATERALLY LOADED PILES Therefore, the conventional analysis for a laterally loaded pile, fully or partly embedded, with no axial load is the type considered in the following paragraphs.

obtains a p-y curve for each node along the pile shaft. In practice, where a lateral load test. Key words: pile, lateral load, inclinometer, p − y curve. ABATRACT Load-deflection responses of laterally loaded piles are often obtained via in-situ lateral pile load tests.

Problems of such tests are the difficulties occurring during data interpretation. In an effort to develop an efficient analytical method for analyzing deformation data.

Analysis Method for Laterally Loaded Pile Groups Using an Advanced Modeling of Reinforced Concrete linear transfer curves or p-y curves). p-y curves methods are limited to the use of a subgrade soil with the development and mobilization of a passive wedge of soil in front of the pile.

pile under lateral loading is as follows. 4 4 dy EI p w 0 dx −+ = Where P – Soil reaction (P = KY. n) W = distributed load along length of pile.

There is no additionally acting external distributed loaded on laterally loaded pile. Only self weight of pile is considered. 44 i i. Development of cyclic p–y curves for laterally loaded pile based on T-bar penetration tests in clay.

Teng Wang, Wenlong Liu. Department of Offshore Engineering, China University of Petroleum, No. 66, Changjiang West Road, Huangdao District, Qingdao, China. Laterally Loaded Piles Models and Measurements Hansen, Broms, the Characteristic Load Method, the Nondimensional Method, the Single Pile Module of MSheet, p-y Analysis by MPile and Finite Element Analysis by Plaxis.

Laterally Loaded Piles Models and Measurements the p-y curves as recommended by Reese et al. were used. Brown, D., Kumar, M., et al.: PY curves for laterally loaded piles derived from three-dimensional finite element model. Numerical models in geomechanics.

In: Numog III. Proceedings of the 3rd International Symposium Held in Niagara falls, Canada, 8–11 May Publication of Elsevier Applied Science Publishers Limited () Google Scholar.a series of curves for cohesionless soils for which the elastic modulus of the soil is assumed to increase from zero at the ground surface in direct proportion to the depth.

To investigate the accuracy of the proposed method for the analysis of BEF, a laterally loaded steel pipe pile is considered.