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  • DFI
    Installing Deep Foundations for North America's Largest LNG Projects.

    By Richard Shea

    Morris-Shea, an Alabama-based deep foundation contractor, is installing foundation piles at the sites of North America's two largest liquefied natural gas (LNG) terminals currently under construction.

    Apr 1, 2023

  • DFI
    You Can't Drive Piles Because Of The Vibration

    By Jerry A. Steding

    How many times have you heard "You can't drive piles because of the vibration."? You hear these words come out of the mouths of owners, engineers, and contractors. When a piling contractor he

    Jan 1, 1988

  • DFI
    “Special Application Of Micro-Piles” For The Construction Of A Bridge Well Foundation

    By Nagarajkumar BV

    Pavai-and TeampT JV started working on the project T49A, Sumbar J & K State as part of slope and earth stabilization for ongoing Banihal - Katra Railway Connection Project. This project has several tu

    Nov 1, 2022

  • DFI
    Three-Dimensional (3D) Limit Equilibrium Method (LEM) Comparative Study of a Landslide Case Study Supported with Piles

    By Terence Ma, Seok hyeon Chai, Jeff Lam, Thamer Yacoub, Brigid Cami, Sina Javankhoshdel

    The Limit Equilibrium (LE) analysis of pile-supported geotechnical structures normally assumes a constant shear force for the pile instead of considering the non-linear capacity of the pile which is r

    Sep 8, 2021

  • DFI
    Evaluation of Existing T-Z Models for Caliche Based on Numerical Analysis of Bi-Directional Load Tests Using NVShaft

    By Ramin Motamed, Fahim M. Bhuiyan, Raj V. Siddharthan, Joseph Toth

    The difficulty in material characterization and the erratic response of cemented soil layers, such as caliche in the Las Vegas valley, creates challenges for practicing engineers to reliably predict t

    Sep 8, 2021

  • DFI
    Workshop on Quality Assurance for Post-Grouted Drilled Shafts

    By Mary Ellen Bruce Large

    "INTRODUCTIONIn partnership with California Department of Transportation (Caltrans), Federal Highway Administration (FHWA), and with support from International Association of Foundation Drilling (ADSC

    Jan 1, 2016

  • DFI
    Final Report – Workshop on Quality Assurance for Post-Grouted Drilled Shafts

    By Mary Ellen Bruce Large

    "In partnership with California Department of Transportation (Caltrans), Federal Highway Administration (FHWA), and with support from International Association of Foundation Drilling (ADSC), Deep Foun

    Jan 1, 2016

  • DFI
    A New Type Of Wave Equation Analysis Program

    By Don C. Warrington

    This paper describes a new wave equation analysis program called ZWAVE, which is a program specifically for external combustion hammers. The program is de-scribed in detail, the discussion dealing wit

    Jan 1, 1988

  • DFI
    Newtown Creek Pile Foundation Work 2009

    By Thomas Trochalides

    Newtown Creek Water Pollution Control Plant in Brooklyn, NY is the largest of 14 Water Pollution Control Plants in New York City. It services over 1 million people with a current processing capacity

    Jan 1, 2010

  • DFI
    Performance Requirements For Vibrocompaction On Crushable Calcareous Sands Of The Uae And Their Verification In Comparison To Silica/Quartz Sands

    By Vijaya Bhushan Rao, Jason Redgers

    The typical Vibrocompaction projects undertaken in the UAE are on reclaimed Sands. These Sands which are predominantly the crushable, calcareous, carbonate sands found locally as opposed to the more c

    Oct 1, 2022

  • DFI
    Tomographic Dst Algorithm For Stone Column Site Imaging And Characterization

    By Gerald Verbeek, Erick Baziw

    Stone columns are used in geotechnical site remediation to increase load-bearing capacity and reduce settlement of foundations. Stone columns also improve slope stability and increase the shear streng

  • DFI
    An Unique Formula for the Stone-Column Group Efficiency

    By Abhijit Saha

    "The stone columns improve the performance of foundations on soft and loose soil due to the ability of composite ground to sustain increased structural loads under reduced settlements. The interaction

    Jan 1, 2015

  • DFI
    Innovative Micropile Retrofi t of an Existing Structure

    By Kenneth R. Chadwick, Thomas J. Tuozzolo, Terence P. Holman

    "Micropiles are often installed to retrofit existing foundations that experience distortion and to underpin structures prior to future construction. The Dublin Road Pump Station project is an example

    Jan 1, 2008

  • DFI
    Diaphragm Wall Construction, Instrumentation, and Testing for a Hydroelectric Power Facility

    By David Gatto, Nicolas A. Willig-Friedrich, Jeff A. Segar

    "With the increasing demand for electricity, and requirements to generate this power cleanly, more producers are turning towards hydroelectric power. A project in Iowa currently under construction wil

    Jan 1, 2016

  • DFI
    Kosciuszko Bridge Main Pylon Deep Foundation Solution

    By A. Daugiala, D. Coleman

    In 2014 the New York State Department of Transportation (NYSDOT) awarded a Design-Build contract to the joint venture team consisting of Skanska which is the managing partner; Kiewit Corporation and E

    Jan 1, 2016

  • DFI
    Holistic Thermal Assessment And Control Of Ground Freezing For A New Underground Station

    By Christian Leble, Dr. -Ing. Jakob Vogelsang, Dr. -Ing. Oksana Solt, Dipl. -Ing. Joachim Meier, Dr. -Ing. Wolfgang Orth

    In the course of closing the gap between the Brandenburg Gate and Alexanderplatz, the Museum Island station was built by Implenia Construction GmbH. The tunneling for the platform hall took place on a

    May 1, 2022

  • DFI
    Level Crossing Removal Project – Package 1

    By Andrew Middleton, Mick Stadter, Chris Crowe, David Chong

    "The Level Crossing Removal Project – Package 1 is part of the Victorian Governments commitment to remove 50 of the most dangerous and congested level crossings across Melbourne. This involved removin

    Jan 1, 1900

  • DFI
    Pneumatic Sinking 2.0: A World Record Caisson Project By Large Scale Innovations Evolution In Theory And Revolution In Practice

    By Bartho J. Admiraal, Antoine Feddema

    Pneumatic sinking of caissons has been established from mid-19th century. The technique of pneumatic sinking has been applied on many projects for underground construction up to depths over 20m below

    May 1, 2022

  • DFI
    Anchored Double-Tier Retaining Walls on Sloping Embankment

    By Chu E. Ho, Paul Napoli

    A new waterfront park was developed on Long Island in close proximity to the East River and Newtown Creek. The existing ground consisted of fill over soft organic clay, medium dense silty sand, glacia

    Jan 1, 2019

  • DFI
    p-y Curves For Analyzing Micropiles in Sandy Soils Using Lateral Load Test Data

    By Mahdi Soudkhah, Akhter Hossain

    Vertical micropiles are generally considered to be low in lateral resistance. Therefore, battered micropiles are often used when additional lateral load carrying capacity is required. However, batteri

    Jan 1, 2019