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  • DFI
    Case Histories On The Applications Of Colloidal Silica For Permeation Grouting

    By Davide Grassi, Joel Joaquin Cortez, Giovanni Spagnoli, Nick Chittenden

    Grouting is a technique used to improve the engineering properties of soils and rocks. Grouting techniques are classified under different criteria: injection method used, type of grout material inject

    May 1, 2022

  • DFI
    Helical Pile Foundations at Tangier Island Substation

    By Jeff Wilkinson, Brandon Walter

    "A&N Electrical Cooperative provides electrical service to the counties of Accomack and Northampton along Virginia’s Eastern Shore and to Smith Island in Somerset County, Md.A&N recently worked to imp

    Jan 1, 2017

  • DFI
    Author index

    Abouleid,A.F.327 Ajdic, I.451 Albert, L.F. 221,307 Alem, A. 525 Asama, T. 431 Avgherinos, P. J. 373 Baker Jr, C.N. 331 Balossi Restelli, A. 171 Beckwith,G.H.33 Bellini, A. 469 Ber

    Jan 1, 1994

  • DFI
    "Static Load Testing" How Important Is It? ? Introduction

    By Jack Hayes

    The design and construction of deep foundations involve many uncertainties. For the designer there are uncertainties regarding soil and ground water variability, regarding sampling and lab testing, re

    Jan 1, 2000

  • DFI
    Applying The Carbon Hierarchy To Geotechnical Contractors

    By J. E. De Waele, J. J. Lee, M. J. Mulheron, Luke R. Deamer

    There is increasing demand for geotechnical contractors to commit to carbon reduction, net zero or science based targets. A lot of focus has therefore been placed on using low carbon materials and low

    May 1, 2022

  • DFI
    Large Scale Geotechnical Works on Norways Largest Infrastructure Project

    By Brandon M. Robinson, Osman F. Besler, Dominik Gaechter

    With the increase in population over the last decade, and anticipated population growth over the coming years, Norway is making significant investments in the Country’s infrastructure. Part of this in

    Sep 8, 2021

  • DFI
    Evaluation And Testing Of Distressed Pile Foundations Supporting Oil Storage Tanks

    By Michael W. Oakland

    Weidlinger Associates was retained to evaluate the foundations supporting ten oil storage tanks at a tank farm on the east coast. The tanks were constructed over the site of a landfill which was unde

    Jan 1, 2009

  • DFI
    Soil Improvement Using Gravel-Sand Columns for a Highway Project in Germany

    By Schmitz Stefan, Stephan Jee-Sun

    "Due to the reunion of Western and Eastern Germany in the late 80’s, a multitude of infrastructure projects had to be executed. A good portion of these projects required improvement of the motorway sy

    Jan 1, 2015

  • DFI
    Pile Design Philosophies For Coralline And Weak Carbonate Rocks

    By Rahul Wankhade, Sunil S. Baswankar, Aditya S. Kharatkar

    Despite advances in pile design methodologies and piling techniques at site, difficulties and uncertainties still exists for design of piles particularly in coralline deposits and weak carbonate rocks

    Sep 1, 2022

  • DFI
    Consideration on Liquefaction Resistance of Ground Improved by the Sand Compaction Pile Method

    By Kazunori Matsushita, Masaru Sakakibara, Kenji Harada, Naotoshi Shinkawa, Mitsuo Nozu

    The Sand Compaction Pile (SCP) method has been widely used as a typical countermeasure against liquefaction in Japan, and its effectiveness has been confirmed in many case histories of damages caused

    Jan 1, 2017

  • DFI
    New Technique To Drive Piles By Impact Hammer Inside The Pile - Synopsis

    By Djk Arentsen

    A new technique to drive tubular piles by impact hammer inside the pile has confirmed a dramatic reduction of noise and the opportunity to save steel. Also a reduction in driving time and a higher bea

    Jan 1, 1996

  • DFI
    Errata - Performance Of A Large Diameter Drilled Pier

    By A. J. Partos

    Table 4, Page 311 Table 4 Experimental Parameters from Straight Line Interpretation of Mohr Failure Envelope [ ]

    Jan 1, 1991

  • DFI
    Review Of Major Developments In Ground Engineering Over The Last 20 Years And Current Trends

    By David Sherwood

    The paper has been prepared as the basis for the 2008 John Mitchell Memorial Lecture. It reviews major developments in ground engineering over the last 20 years, not from the point of view of technic

    Jan 1, 2008

  • DFI
    Behavior of a Piled Raft in Dry Cohesionless Soil Subjected to Lateral Loading

    By Srijit Bandyopadhyay, Aniruddha Sengupta, G. R. Reddy, Raj Banerjee

    The objective of the present endeavor is to compare the performance of a pile raft system in foundation sand subjected to lateral loads. To study the behavior of pile raft system in sand a laboratory

    Jan 1, 2015

  • DFI
    Today’s Connectivity: Using Historical Data to Anticipate Future Risk

    By Michael Frawley, Deana Ruud, Jessica Turner

    Technology is allowing for new ways to mitigate risk associated with subsurface exploration and unanticipated subsurface conditions during construction. Unanticipated subsurface conditions have the po

    Jan 1, 2019

  • DFI
    Jet Grouting for Strength in Marine Sediments with Hydrocarbons

    By Paul M. Schuman, Alessandro Bertero, Giuliana A. Zelada, Sharon G. Cranston

    Many jet grouted columns were recently installed to create a jet grout-treated soil foundation for an earthen embankment used in a large shoreline stabilization project in the Mystic River in Charlest

    Jan 1, 2019

  • DFI
    Adaptive Design and Contractual Approaches to Address Geotechnical Uncertainties in a Design-Build Ground Improvement Project

    By Kalyani Devabhaktuni, Mike Minton, Mark T. Howe, Yan Zhang

    During the procurement phase of a Design-Build (DB) project, design-build contractors must often commit to a fixed price based on limited or incomplete geotechnical information. This lack of informati

    Jan 1, 2019

  • DFI
    Soil Fatigue Analysis for Pile Driving Simulations Using an Impact Hammer

    By Peter Middendorp, David J. Tara, Gerald E. Verbeek, Jan Fischer

    "For pile driving simulation the model used must be accurate for the entire process, i.e. from the start of pile driving until the pile has reached its target depth. Of the various model components (h

    Jan 1, 2017

  • DFI
    The Potential Impacts Of Questionable Instrumenation Data

    By Giovanni A. Bonita, Asher H. Peltz, Sean D. Johnson

    This paper examines a complex earthwork project in the Washington DC metro area that had project delivery directly impacted by questionable instrumentation monitoring data. The case study summarizes t

  • DFI
    Rock Socket Capacity Certification Using the Point Load Index Test

    By Burt G. Look, David W. Lacey

    "Certification of foundation capacity during the construction phase is often assessed by strength or weathering state descriptors based on visual observations. This case study used the Point Load Inde

    Jan 1, 1900