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  • DFI
    PMF Remediation of Oxford Dam

    By Scott Dodds

    "The Oxford Hydroelectric Station was a unique project that incorporated a variety of dam strengthening methods to stabilize the facility in order to meet the standards required by Federal Energy Regu

    Jan 1, 2005

  • DFI
    Installation of 10 Feet Diameter CIDHs in Soft Clay Using Rotator/Oscillator on Trestle

    By Babak Mamaqani, Pirooz Barar

    The Moanalua trestle spanned over Moanalua Stream, Honolulu, HI and was designed to accommodate construction of five 10 feet diameter cast in drilled hole (CIDH) piers as a part of Honolulu Authority

    Jan 1, 2019

  • DFI
    Jet Grouting for Echo Dam Seismic Rehabilitation

    By Tara Schenk-McFarland, Mark Bliss

    Echo Dam, located near Coalville, Utah, is a facility that provides storage for irrigation and municipal use. Original construction of the dam was completed in 1931. Because of seismic concerns, the s

    Jan 1, 2017

  • DFI
    Trump International Is OPA Winner

    "Standing 92 stories high and just over 1,362 ft tall, Chicago’s Trump International Hotel and Tower is perfectly positioned at the center of one of the world’s most impressive skylines.The Tower serv

    Jan 1, 2009

  • DFI
    Centrifuge Modelling Of Displacement Piles and Installation Effects

    By J. Gniel, L. King, C. Gaudin, C. O’Loughlin

    "This paper presents some recent advancements in centrifuge modelling, which enable the installation of displacement piles to be performed in-flight while measuring ground responses. Details and resul

    Jan 1, 1900

  • DFI
    A New Data Interpretation Approach For Pile Thermal Integrity Testing

    By Quanchen Sun, Mohammed Z. E. B. Elsahife, Anthony Fisher, Chris Barker, Jennifer Schooling

    A review of the literature shows that pile integrity is a significant concern in pile construction. Recently, a new integrity test, thermal integrity profiling (TIP,) has been put into use in foundati

    May 1, 2022

  • DFI
    Field Measurements Of In-Situ Equipment Track Pressure And Working Platform Deformation Using Earth Pressure Cells And Fiber Optics

    By Peter Faust, Peter Hubbard, Kenichi Soga

    The European Federation of Foundation Contractors (EFFC) and The Deep Foundations Institute (DFI) have set up a task group to compile a Guide for Working Platforms. The first edition of this Guide has

    May 1, 2022

  • DFI
    Evaluating Bending Failure Of Floating Soil-cement (Sc) Columns Under Road Embankments Using 3d Fea

    By Sailesh S. Author

    The current design method for soil-cement (SC) columns improved soft clayey ground under the highway embankments assumes a slip circle failure surface shearing through the columns and the soils using

  • DFI
    A Soil Quake Davisson Offset Method For Drilled Foundations

    By Michael Perlow Jr

    A modification of the original Davisson Offset Limit (DOL) is presented for drilled foundations using soil quake (QDOL) factors ranging from 2 to 6. A further modification of the Davisson Offset Limit

  • DFI
    Securing of In-Situ Cement Mixing Quality for the Expansive Soil with the ‘Montmorillonite’ Inclusion

    By Masaru Sakakibara, Ngo Tuan Anh, Mitsuo Nozu

    "In the southern region of Vietnam and the southern United States, numbers of Deep Mixing (DM) columns have been installed to increase the stability of slopes and mitigate ground settlement. However,

    Jan 1, 2015

  • DFI
    Emergency Jacking Tunnel in Compressible Soil

    By Tai Luu, Michael McNicholas, James C. McIntyre

    The Jersey City Municipal Utilities Authority (JCMUA), discovered that an existing sewer pipe had collapsed under the New Jersey Transit Conrail Railroad between Pine Street and Ash Street in Jersey C

    Jan 1, 2019

  • DFI
    High Mobility Grouting Prevents Historic Fountain from Sinking

    By Brian M. Fraley

    "Portions of the Catholic Total Abstinence Fountain in Fairmount Park in Philadelphia, Pa., were in “imminent danger,” according to a restoration services request for proposals (RFP) issued by the Cit

    Jan 1, 2017

  • DFI
    Data Collected and Lessons Learned from Load Test Program for ACIP Piles Supporting Highway Bridges

    By Reinaldo J. Villa, Joshua C. Adams

    The I-395/SR-836/I-95 reconstruction project is an $818-million design-build construction effort that includes construction of viaduct, segmental and signature bridges in Miami leading into Miami Beac

    Sep 8, 2021

  • DFI
    Lateral Response of Pole on Engineered Driven Timber Pile Footing at Ararat Windfarm Terminal Station

    By Frank Albrecht, Brian McCarthy

    "The Ararat Terminal Station (ARTS) is located 190km to the north-west of Melbourne, approximately 1.7km to the north of Elmhurst Township in the Pyrenees region of western Victoria, Australia. The si

    Jan 1, 1900

  • DFI
    The Need For Air Control In Down The Hole Hammer Casing Advancement Drilling

    By Frank J. Purcell

    “Down The Hole” (DTH) hammer drilling is often necessary to advance the casing during pile construction where the test bores have determined difficult drilling conditions with obstructions such as bou

    Nov 1, 2022

  • DFI
    Pullout Capacity of Pile Groups in Sand

    By S. P. Mukherjee, Smita Tung

    "Piles are generally subjected to uplift in case of under ground and water front structures. Sometimes piles are also to resist uplift loads in transmission towers, dry rock, and so on. Experimental i

    Jan 1, 2015

  • DFI
    Construction Of Large Drilled Shafts (The 2nd Annual Mike O'Neill Lecture)

    By Dan Brown

    Improvements in construction equipment and techniques in recent years have made possible the use of drilled shaft foundations in diameters and lengths not previously considered practical or feasible.

    Jan 1, 2008

  • DFI
    Construction And Verification Of Large Bored Pile For Bridge Foundation Through Deep Weak Alluvial Soil Layers And Artesian Aquifer

    By C. Dai, S Raathiv

    The Waikato Expressway is one of the New Zealand Transport Agency’s (NZTA) seven roads of National Significance. Coffey is part of the City Edge Alliance engaged by NZTA for the Hamilton Section of th

    Nov 1, 2022

  • DFI
    Numerical Modelling Of Nonlinear Piles ? Synopsis

    By S. P. Lin

    The numerical models of nonlinear piles for deep foundations are studied in this paper. The purpose of these is to clarify the mechanical behaviour of deep foundation nonlinear piles subjected to axia

    Jan 1, 2010

  • DFI
    Innovative Earth Retention Project for a Parking Garage

    By Andreas Brandner, Karl Schoenherr-Strasse, I. B. Brandner, Dipl. Ing

    "A world famous Wintersport resort in the Alpine planned to build a parking garage for more than 600 cars and busses situated between a torrent, a district road and the village.A nearly 200 m long bui

    Jan 1, 2016