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  • DFI
    Application Of Electro-Kinetics To Expedite Pile Setup In Kaolinite Clay

    By Susheel R. Kolwalkar

    A significant increase in the side shear capacity over a period of time is often observed in case of driven piles. This phenomenon is referred to as ?setup? or ?freeze?. This phenomenon cannot be pred

    Jan 1, 2008

  • DFI
    Seismic Retrofit Of Bridges; Geotechnical Design Considerations And Case History

    By Aly M. Mohammad

    State and federal agencies during rehabilitation of existing bridges may require the existing bridges to be evaluated under seismic conditions. If the bridge does not perform under the seismic event,

    Jan 1, 2006

  • DFI
    Compressive Behaviour of Hollow Core Micropiles in Cohesive Soil

    By M. Hesham El Naggar, Osama F. E. Drbe

    "Abstract: The use of micropiles has greatly increased the last twenty years, including applications involving low capacity micropile networks, seismic retrofitting, underpinning of existing foundatio

    Jan 1, 2014

  • DFI
    Evaluation Of Design Methods For Tieback Retaining Walls In Seattle - Introduction

    By John P. Turner

    The behavior of tieback retaining walls depends on many factors, including soil properties, groundwater conditions, construction sequence, spacing and stiffness of tiebacks and soldier piles, tieback

    Jan 1, 1990

  • DFI
    Sandwich Wall Beneath Amsterdam Centraal Station - An Innovative Approach For Jet Grouting Under Difficult Conditions

    By J. C. W. M. de Wit

    An excavation, within which a tunnel is sunk as a part of the Centraal Station underground station (platform section) of the Noord/Zuidlijn ('North/South Line'), is to be created beneath the

    Jan 1, 2006

  • DFI
    Local Use And Design Of Augered, Cast-In-Place Piles In The Southern Piedmont Province ? Introduction

    By Geoffrey C. Hebner

    Augered, cast-in-place piles (ACIP) have become a very common foundation type in Atlanta and the Southern Piedmont Province as well as much of the United States in the past 20 years. Prior to the intr

    Jan 1, 2003

  • DFI
    Use Of The Observational Method (Best Way Out) To Allow Driven Pile Installation In Chalk - Introduction:

    By Paul Morrison

    The paper describes the design process, trial testing and contract pile installation of 772 pre­cast concrete piles at a site in Surrey, South East England. Recommendations on how to improve the desig

    Jan 1, 2000

  • DFI
    The Quality Control Of Pile Foundations Of Tall Buildings In Shenzhen

    By Li Keqiang

    Among the pile foundations of the 156 tall buildings over 18 storeys in Shenzhen, 86. 5% of them are constructed by slurry drilled piles, bored piles and excavated piles (hand-dug caissons). Based on

    Jan 1, 1991

  • DFI
    Untangling The Octopus" Bored-In Pile Construction - On Nysdot Project D256424 Ithaca, New York - Executive Summary - Bored-In Pile Construction

    By Andrew L. Peterson

    CATOH Inc. of Weedsport, New York recently completed a very challenging Bored-In Pile project which features unique construction techniques in the installation and load testing of 45 and 100 ton capac

    Jan 1, 1997

  • DFI
    Use of EPS for Roadway Embankments on Soft Soils

    By Sylvia S. Eskander, Sherif S. AbdelSalam, Mona B. Anwar

    Expanded Polystyrene (EPS) geofoam has long been used in numerous geotechnical applications due to its lightweight and durability. Among these applications is the use of EPS as an alternative fill mat

    Jan 1, 2019

  • DFI
    Pittsburgh Steelers Stadium - Deep Foundations Case Study

    By Larry Rayburn

    In the spring of 1999, construction commenced on the new Steelers Football Stadium in downtown Pittsburgh, Pennsylvania. Richard Goettle, Inc. (RGI) was the successful bidder to install the specified

    Jan 1, 2001

  • DFI
    Capitol Complex Phase 1 Expansion

    By Eric S. Lindquist, Charles A. Luxford

    The State of Texas recently adopted a master plan to expand the existing Capitol Complex in Austin. Phase 1 of this expansion will add two new State office buildings and five levels of underground par

  • DFI
    Foundations For The Sohio Corporate Headquarters - A Presentation At The Deep Foundations Institute Annual Meeting Cleveland, Ohio, November 1983

    By Clyde N. Baker

    Foundations for the Sohio Corporate Headquarters in downtown Cleveland have column loads of 11,400 kips, which increase to 15,000 kips with wind loading. An extensive exploratory program was conducted

    Jan 1, 1984

  • DFI
    Case History: Estimating Ground Vibrations Caused By Pile Driving

    By Tracy Brettmann

    A new method for estimating ground vibrations caused by pile driving was developed as a result of a vibration monitoring program performed for a large pile driving project. The method is accurate, rat

    Jan 1, 1999

  • DFI
    Hydrocutter-Excavated Slurry Wall for Center Hill Dam Foundation Remediation

    By Michael Arnold, Bob Faulhaber, Joe Nichols

    "Center Hill Dam is a critical part of the infrastructure controlling floods at the Caney Fork River and reducing flood levels at the Cumberland, lower Ohio and Mississippi Rivers. The Center Hill Dam

    Jan 1, 2017

  • DFI
    High Capacity And Fully Removable Soil Anchors

    By Anthony D. Barley

    Over 60,000 multiple anchors have been used internationally since their introduction in the early 1990s, including 1000 in the United States. The multiple anchor system comprises a "multiple" of "unit

    Jan 1, 2002

  • DFI
    Quality Control For Installation Of Augered Cast-In-Place Piles

    By Francis J. Arland

    The installation of augered cast-in-place (ACIP) piles requires careful quality control to assure a successful pile installation. Unlike steel, pre-stressed concrete or other types of driven piles, wh

    Jan 1, 1997

  • DFI
    New Concepts For CFA (Auger Cast) Pile Controle - Synopsis

    By Shachar Magali

    This article describes two new concepts regarding the CFA (Auger Cast) piles. The first one, MALI Effect, is an approach to control the casting phase, while the second one, NETA Shear, is a technique

    Jan 1, 2000

  • DFI
    Drilled Piers In The Piedmont - Introduction

    By Stanley A. Schwartz

    In the Piedmont, heavily loaded structures are generally supported by either drilled piers or one of several pile types. The choice of drilled piers or piles is typically one of comparative costs. The

    Jan 1, 1988

  • DFI
    Statnamic Load Testing; Overview And Case Histories Of Augered Cast-In-Place Piles

    By Mike Muchard

    Augered cast-in-place piles are one of the most cost effective deep foundation options available to designers but have been largely underutilized due to skepticism associated with quality assurance an

    Jan 1, 2000