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  • DFI
    Numerical Study On The Behavior Of Inclined Micropile

    By Sepideh Damavandinejad Monfared

    In recognition of the practicality of using inclined micropiles as elements for foundation support to resist static and seismic loading conditions, specifically in retrofitting projects, this study pr

  • DFI
    Review Of Axial Design Methodologies Of Auger Cast Piles Bearing In Yorktown Formation

    By Kashyap Chaturvedula, Emad Farouz

    The paper presents a discussion on the axial capacity of deep foundation elements bearing in the Yorktown formation in the southeastern region of Virginia. The fossiliferous marine soils of Tertiary a

  • DFI
    Assessment Of Safe Load On Piles Using Indian Standard Codeprivate ? Synopsis

    By Shenbaga R. Kaniraj

    The pile loading tests are generally conducted to assess the safe load on piles in compression. In the Indian practice, the safe load is determined using the pile loading test data and the two criteri

    Jan 1, 1996

  • DFI
    RResearch On Dynamic Inspection Of Prototype Models Of Reinforced Concrete Piles

    By Xuhui

    Pile foundations are underground projects which are carried out under complicated site conditions, so it is difficult to summarize their characteristic patterns from the everchanging practical pile fo

    Jan 1, 1991

  • DFI
    Capacity Prediction Vs. Performance Of Driven Pre-Cast Pre-Stressed Concrete Piles In Chesapeake, Virginia

    By Emad Farouz

    This paper compares the predicted axial capacity of driven Pre-cast Pre-stressed Concrete (PPC) piles for the Lake Gaston Water Treatment Plant (LGWTP) using several design methodologies versus the ax

    Jan 1, 2007

  • DFI
    Settlement Control Of A Road Embankment Using Vertical Drains

    By Wei Tu

    A grade separation was required to allow uninterrupted traffic crossing for a busy rail spur and a county road. The grade separation was achieved by creating a 30-foot (9-meter) high embankment that

    Jan 1, 2009

  • DFI
    Dynamic Lateral Response Of A Full-Scale Pile Group

    By Kyle M. Rollins

    To improve our understanding of lateral resistance of pile groups, a series of lateral load tests were performed on a full-scale pile group using both static and dynamic loads. The pile group consiste

    Jan 1, 2002

  • DFI
    Practice to Reduce Ground Displacement in Deep Mixing Work

    By Kozo Takeda, Arashi Shimano

    "Dry Jet Mixing (DJM) technique is widely known as soil mitigation technique with small ground displacement during installation comparing with other techniques. Some projects involving sensitive struc

    Jan 1, 2015

  • DFI
    A Comparative Study on Behavior of Bucket Pile in Sand According to Installation Methods

    By Jinung Do, Sung-Ryul Kim, Juhyung Lee

    "Model tests have been performed to investigate the vertical, horizontal and cone tip resistances of bucket pile embedded in sand by different installation methods; suction force by pump and jacking f

    Jan 1, 2016

  • DFI
    The Test on Effect of Polyanionic Cellulose on Process of Filtrate Loss of Low Solid-Phase Drilling Fluid

    By Ping Yang, Tian-bin Li, Min-hui Wu

    "The process of filtrate loss of low solid-phase drilling fluid at different content of polyanionic cellulose is investigated by the standard filtration test. The test results showed that when time of

    Jan 1, 2017

  • DFI
    Keynote Lecture 6: Mitsuhiro Shibazaki Jet Grouting

    By Mitsuhiro Shibazaki

    Generally, water-soluble polymers are effective in convergence of water jet ejected from a nozzle as they add viscosity to water. However, excessive additional polymers (added to keep water viscous) c

    Feb 10, 2003

  • DFI
    Session 15 "Jet Grouting IV"

    By Mitsuhiro Shibazki

    I can't answer that question but I am looking at Andy, my co-author, and he says we didn't measure it. No movement. If I understand it correctly, how do we handle lateral forces in shear? T

    Feb 10, 2003

  • DFI
    Redwood Tower; A Landmark In Deep Foundation Construction ? Synopsis

    By A. Partos

    It was decided to build a fourteen-storied office building over a six-storied garage and a four-storied office building. The high vertical and horizontal loads required foundations on rock approximate

    Jan 1, 2010

  • DFI
    Impact Of Clay On Early Jet Grouting Strength

    By Debra F. Laefer

    Jet grouting is a ground improvement technique that has become widely adopted over the past three decades, yet relatively little data has been published about performance characteristics of mixes unde

    Jan 1, 2009

  • DFI
    Active Engagement: An Overview of ACIP/DD Pile CPF Projects

    By Hannah Lezzoni, Morgan NeSmith

    The Augered Cast-in-Place and Drilled Displacement Pile Committee has historically been one of the most active and engaged DFI committees and has performed or spearheaded a number of research projects

    Nov 1, 2023

  • DFI
    Performance Of Drilled Displacement Piles In The Midwestern United States

    By W. Morgan NeSmith

    Drilled displacement (DD) piles often develop significantly larger unit shaft resistance values than other drilled or augered pile systems in coarse grained materials. Minimal vibration and limited sp

    Jan 1, 2009

  • DFI
    The Geology Of South Florida With Emphasis On Deep Foundations

    By Edwin W. Hickey

    This paper briefly discusses the geologic conditions in South Florida relative to the design, construction, and performance of deep foundations. The subsurface conditions in this area are unique in th

    Jan 1, 2003

  • DFI
    Behavior Of Pile Foundation Under Impact Lateral Loads

    By Hajialilue Bonab M.

    The soil-pile interaction under lateral impact loads is not yet completely well known. Many tests on single piles under static lateral loads in centrifuge have been performed and P-y curves have been

    Jan 1, 2002

  • DFI
    Augered Pressure Grouted Piles In Complex Glacial Soils - A Case Study - 1. Introduction

    By Peter J. Jancich

    This paper describes the installation of high capacity Augered Pressure Grouted piles which support structural loading from a four level parking garage in west-central DuPage County, Illinois. The sub

    Jan 1, 1991

  • DFI
    Mindful Monitoring Of A Variable Excavation Support System

    By B. Philip Shull, Allen W. Cadden, Johanna M. Simon, Michael S. Senior

    A 670 linear meter (2,200 linear foot) large-diameter sanitary sewer interceptor installation at depths ranging from 3 to 10 m (10 to 30 ft) below existing grade in an area with a high water table req