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  • DFI
    Case Study: Feather River West Levee Program Cutoff Walls

    By Kyle R. Lackner, Jared P. Williams

    "The Sutter Butte Flood Control Agency initiated the Feather River West Levee (FRWL) Program in 2010 to bring 35 miles of levee along the Feather River into compliance with applicable Federal and Stat

    Jan 1, 2016

  • DFI
    Secant Pile Top-Down Construction for a Drainage Channel in Puerto Rico: An OPA Finalist

    By Bill Shea, Gordon King

    "For a drainage channel built in San Juan, Puerto Rico, a value engineering (VE) proposal incorporating a secant pile top-down approach saved time and facilitated construction work on the larger flood

    Jan 1, 2012

  • DFI
    Cofferdam Solution for Steeply Sloping Rock Using Flat-Sheet Piles

    By Norm Kirk, Robert Bittner

    "The addition of a new powerhouse at the existing Tulloch Hydroelectric site on the Stanislaus River in the western foothills of the Sierras Nevada Mountains of central California required a deep exca

    Jan 1, 2017

  • DFI
    Soil-Structure Interaction For A Tension Pile Pulled With Strand

    By Chandramohan P. V

    A unique tension pile where the pull is at a point a certain distance below the top of the pile. The pull is transferred by a cable consisting of high tensile strands. The HDPE duct of the cable preve

    Nov 1, 2022

  • DFI
    Trencher Method Vs. Slurry Trenching: A Pros & Cons Comparison Of Case Studies

    By Daniel Ruffing, Charlie Krug

    In recent years, the chain-style trencher has been proven a valuable tool for installing vertical walls on challenging sites where conventional methods may be less desirable. Like many tools, trencher

  • DFI
    Automation Of Pile Foundation Design Post-Processing To Produce Pile Plans

    By Rajasekar Subbian, Jessica Oudhof

    In the Netherlands pile foundation design is done using CPTs in accordance with EC7 national annexure. The capacity per tip level is calculated for every CPT followed by zonation to find the tip level

    May 1, 2022

  • DFI
    Design And Construction Of The Large Bored Piles For A Bridge Over The Yellow River ? Synopsis

    By Y. Z. Wang

    Zhengzhou Yellow River Highway Bridge, which is under construction, has a total length of 5550 meters with bored cast-in-place concrete piles as the foundations of its piers which have a diameter of 2

    Jan 1, 2010

  • DFI
    Stability Analysis Of A Rubble Mound Breakwater Resting On The Weak Seabed By 2D Finite Element Modelling

    By Vijaya R, Boominathan A

    The design of a rubble mound breakwater resting on a problematic seabed is quite challenging and expensive. In the present study, stage-wise construction of a typical section of the breakwater for a p

    Sep 1, 2022

  • DFI
    A Novel Approach to Incorporate Shear-Moment Coupling Effects in Foundation Stiffness for Caisson Piles for Izmit Bay Bridge in Turkey

    By Arash Khosravifar, Amalia Giannakou

    "Nonlinear foundation springs for bridge caisson foundations show significant coupling between the shear force and bending moment. Implementing foundation stiffness matrix with coupling effects (off-d

    Jan 1, 2017

  • DFI
    Experiences and New Developments in Offshore Foundation (610f0063-3ba0-451b-bb8c-dc3962343edb)

    By Leonhard Weixler, Jean Wehbe, Gordian Ulrich, Franz-Werner Gerressen

    "As alternative energy industries pick up speed internationally, and as government regulation and restriction limit the use of impact hammers due to environmental limitation from construction induced

    Jan 1, 2017

  • DFI
    Design Build & Failure: Perils at a High Risk Shoring and Retaining Wall Project.

    By Mark Spence, Tom Lardner, Matthew Janes

    "IntroductionThe design-build method streamlines project delivery through a single contract between the Contract manager and the design-build team. The design-build method places emphasis on collabora

    Jan 1, 2015

  • DFI
    Self-Hardening Slurry Wall Installation by Hydromill at the Herbert Hoover Dike – An Innovative Solution (05e83755-4ec2-4ed4-a26c-d1e81c41960c)

    By Mario Mauro, Jeff Taylor, Carlos Morales

    "In 2007 the US Army Corps of Engineers classified the Herbert Hoover Dike in Florida as a Dam Safety Action Classification (DSAC) 1 dam, and started the implementation of one of the largest dam rehab

    Jan 1, 2017

  • DFI
    Experiences And New Developments In Offshore Foundation

    By Franz-Werner Gerressen

    As alternative energy industries pick up speed internationally, and as government regulation and restriction limit the use of impact hammers due to environmental limitation from construction induced n

  • DFI
    Sharing of Lateral Loads and Moments in Pile Foundations

    By Andrea Gambi, Giancarlo Olivucci, Maurizio Lenzi

    "In the paper a criterion for the evaluation of the sharing of the lateral loads in a piled foundation is presented. It relies on the the compatibility condition between the rotation of the rigid pile

    Jan 1, 2005

  • DFI
    Goethals Bridge Replacement Project - Performance-Based Design of the Drilled Shaft Foundations

    By Chunli Wei, Mark Jen, Xiaojun Wang

    "After more than 85 years of service, a critical link between New York and New Jersey, the Goethals Bridge over the Arthur Kill waterway, is being replaced with two new parallel bridges. Each bridge i

    Jan 1, 2016

  • DFI
    A Review of the Design Formulations for Static Axial Response of Deep Foundations from Cone Penetration Test Data

    By Fawad S. Niazi

    Analysis of deep foundations in terms of axial capacity has been a topic of great interest in the soil-structure interaction problems. Soil behavior is governed by a series of complex stress-strain ch

    Jan 1, 2013

  • DFI
    Simulation of Soil Plug Effects in Open Steel Pipe Piles Considering the Complex Soil-Structure-Interaction during Installation

    By Johannes Labenski, Christian Moormann, Johannes Aschrafi

    "Open steel pipe piles are used for various applications in costal engineering, port structures and increasingly important for offshore structures. During the installation of open steel pipe piles the

    Jan 1, 2017

  • DFI
    Bluestone Dam Safety Assurance Program: An OPA Runner Up

    By Jeff Hopple

    "Bluestone Dam in Hinton, W.Va., along the New River, is owned and operated by the U.S. Army Corps of Engineers (USACE). Completed in 1949, the dam is 165 ft (50 m) tall, 2,048 ft (624 m) wide, and en

    Jan 1, 2014

  • DFI
    Dynamic Load Testing of 2 Metre Steel Tubular Piles Driven into Foliated Phyllite Bedrock

    By Bosco Poon, Kim Chan, Luis Raúl Castañeda, Geoff McKay

    "Driven steel tubular piles of up to 2 m diameter have been used to support abutments and piers of a bridge over Nambucca River and floodplain. The bridge was designed by Arup-Aurecon Design Joint Ven

    Jan 1, 1900

  • DFI
    Innovative Driven Pile Solution for the Rhode Island Route 6/10 Interchange Project

    By Seth H. Hamblin, Leo J. Hart, John E. Regan

    The Route 6 /10 10 Interchange Design/Build project, located in Providence, Rhode Island, involves the design and construction of five (5) new elevated bridge structures to replace and reconfigure the

    Jan 1, 2019