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  • DFI
    Design Approaches for Externally Supported Earth Retaining Systems – Details and Limitations

    By Matteo Montesi

    Deep foundation elements are often used as discrete elements in externally supported earth retaining structures such as soldier piles and lagging walls, secant/tangent pile walls, anchored walls, etc.

    Jan 1, 2018

  • DFI
    Micropile Foundations For Support Of New Bridge Structures Over Abandoned Mine

    By Timothy J. Myers

    Expansion and the economic growth in the southwestern region of Missouri necessitated the expansion of State Route 249 and the construction of a new interchange to provide service to the Joplin, Misso

    Jan 1, 2009

  • DFI
    Interface Testing For The Design Of Micropiles In Expansive Soils

    By Robert W. Schaut

    The use of micropiles is increasing for new construction and to retrofit distressed foundations in expansive soils. Typical micropiles in expansive soils have a lower section where the micropile grou

    Jan 1, 2011

  • DFI
    Special Topic On Eurocode 7 And Standardization - Eurocode 7 - A European Geotechnical Design Code - The Eurocode System * The Objectives Of The Eurocodes

    By Niels Krebs Ovesen

    Close economic cooperation was established among the countries in western Europe during the seventies. As a consequence, among others, a need for harmonized technical specifications for civil engineer

    Jan 1, 1994

  • DFI
    New Technology For An Old Seawall: Micropile Installation At Ellis Island National Park In New York Harbor

    By Helen D. Robinson

    The seawalls that surround Ellis Island were constructed in the early 1900s and now show varying degrees of deterioration. An innovative approach to the structural repair of the seawalls was develope

    Jan 1, 2008

  • DFI
    Use of CSM to Support a Heritage Building

    By Chris G. Leach

    "Abstract A seven storey Northbridge area of Perth, Western Australia presented residential apartment complex located in the an opportunity for a novel application of Cutter Soil Mix technology (CSM).

    Jan 1, 2014

  • DFI
    Axial Cyclic Degradation of Marine Piles: A Strain-Based Fatigue Limit

    By Aaron S. Bradshaw, Ryan M. Coulson

    The offshore wind industry in the United States is slowly emerging with the recent construction of the first offshore wind farm located off the coast of Rhode Island. The turbines at the Block Island

    Jan 1, 2018

  • DFI
    Construction And Instrumentation Of A Deep Foundation ? Synopsis

    By Y. K. Wong

    This paper describes in detail various problems concerning the construction of a pile-raft foundation supporting a 42-storey tower block. The subsurface generally consists of highly weathered sediment

    Jan 1, 2010

  • DFI
    An Evaluation Of Augered Cast-In-Place Pile Design Methodolgies For Compression Loading In Sand

    By Giuliana A. Zelada

    This paper reports on a study of 43 compression load tests (five fully instrumented) and ten pullout tests of auger cast-in-place (ACIP) piles in sand. Eight design methods reported in the literature

    Jan 1, 2000

  • DFI
    Recent Evolutions In Deep Foundation Technologies

    By Maurice Bottiau

    It is a quite challenging objective to aim at covering in one paper the most recent evolution in piling and deep foundations technologies. This report has to be understood within the limits of the ses

    Jan 1, 2006

  • DFI
    Use Of Controlled Modulus Columns In Retail & Industrial Development Projects

    By Frederic Masse

    With widespread acceptance in the market place, many engineers are choosing ground improvement techniques to provide suitable foundation subgrade at sites that would have traditionally required deep f

    Jan 1, 2011

  • DFI
    First Quality Tissue Plant, Lock Haven, Pennsylvania: A Case Study Of Drilled Displacement Dewaal Piles ? Introduction

    By Gordon King

    The site of the First Quality Tissue plant is located on a previous paper production facility in Lock Haven, Pennsylvania. The new development, which included the construction of a tissue machine buil

    Jan 1, 2004

  • DFI
    Foundations For The M25 Motorway Near To Heathrow Airport

    By John F. Spence

    Ever since opening, the M25 motorway to the west of London has carried a rapidly increasing volume of traffic. The section of M25 between the junctions with the M3 and M4 motorways, which is in the ne

    Jan 1, 2007

  • DFI
    Numerical Analysis of CFA Piles for High-Rise Building of Administrative Centre Lakeside Park in Bratislava

    By J. Stacho, Frankovská. J.

    "Abstract The use of continuous flight auger (CFA) piles in Slovakia has increased significantly in recent decades. High-rise building of administrative centre Lakeside Park in Bratislava is based on

    Jan 1, 2014

  • DFI
    Comparison Of Static Pile Analyses And Load Test Results

    By Alan B. Wagner

    Data from seven instrumented pile load tests in Milwaukee, Wisconsin and two other instrumented load tests reported in the literature, one in Evanston, Illinois and one in Houston, Texas were reviewed

    Jan 1, 1991

  • DFI
    Allowable Compressive Design Stresses For Pressure-Treated Round Timber Foundation Piling - Presented Before The American Wood-Preservers' Association Reno, Nevada, May 1985

    By James S. Graham

    Research at the University of Colorado on southern pine and Douglas-fir piling has determined that the existing building code design stress values of 1200 psi and 1250 psi, as determined by ASTM D-289

    Jan 1, 1986

  • DFI
    Advanced Soil Mailing Design - Improved Reliability And Predictability Of Wall Performance

    By Reinhard Gnilsen

    Soil Nail walls, like any other structure, must meet high standards of design to be acceptable to the public and owners. On the other hand, the concept of soil nailing trails behind other structures i

    Jan 1, 1988

  • DFI
    Lateral Performance Of Two-Section Helical Piles In Soft Soils

    By Mohammed Sakr

    A Two-Section Helical Pile (TSHP) is a steel pipe with two shaft sections of different diameters and with one or more helix plates near the bottom of each shaft section. TSHPs are used regularly in we

    Jan 1, 2009

  • DFI
    Piled Raft On Layered Soils

    By Luca de Sanctis

    The analysis of piled raft foundations in layered soils may be performed by 3D finite elements or by approximate procedures. Among the latter, the code NAPRA (Russo, 1998) is based on the method of th

    Jan 1, 2002

  • DFI
    Overview Of The Federal Highway Administration's (FHWA) Deep Foundations Research ? Introduction

    By John L. Walkinshaw

    It is obviously not possible in the time given me today to review in great detail all the research of the past 20 years that the (FHWA) has sponsored or participated in. In this presentation I wil

    Jan 1, 1993