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  • DFI
    Design And Construction Of A Micropile Wall To Stabilize A Railway Embankment.

    By Jim Bruce

    This paper presents details of a slope stabilization scheme built in late 2003 at a 16m-high railway embankment in southern Ontario, Canada. The owner, faced with continuing maintenance and safety iss

    Jan 1, 2004

  • DFI
    Sheet Piling Bridge Abutments

    By Robert J. Carle

    This paper reviews a variety of highway structures which have been built using steel sheet piling as the permanent structural elements of bridge piers, abutments and wingwalls. Those structures built

    Jan 1, 1989

  • DFI
    Underpinning And Micropiling To A Four Storey Apartment Building In Hamilton, Scotland

    By Clifford J. Wren

    A geotechnical foundation solution was required to halt and prevent further structural distress suffered by a residential four storey apartment building in Hamilton, Scotland. Residents of the ten ye

    Jan 1, 2008

  • DFI
    Shear Walls Used For Liquefaction Stabilization Of Earthen Dam Embankments

    By Peter J. Nicholson

    Recognition of the liquefaction susceptibility of dam embankments has been heightened since the San Fernando Dam near failure incident in 1971. Both the downstream and upstream slopes of dams can be

    Jan 1, 2008

  • DFI
    Sonar Calipering Of Slurry Constructed Drilled Shafts - Providing Quality Assurance And Quality Control In Deep Foundations

    By Denton A. Kort

    Historically the visual examination of drilled shafts to determine shape was typically done under dry conditions. Many engineers believe that by using a dry method of construction, the question of sha

    Jan 1, 2007

  • DFI
    Construction Induced Vibration during Sheet Pile and Pile Driving in Deep Excavation

    By Ambarish Ghosh, Subhaprasad Chakraborty

    "Construction of basement floors has become necessary to meet the requirement of parking in office and residential complexes and in hospitals for radiotherapy treatment. Important projects coming up i

    Jan 1, 2015

  • DFI
    Underwater Pile Hammers

    By Douglas L. Scaggs

    Driving piles in under water applications has become more common place over the past twenty years. Where only a water depth reachable with a follower or dewatered cofferdam was the rule in the past,

    Jan 1, 2013

  • DFI
    Assessing the Applicability of Thermal Response Testing to Energy Piles

    By C. Guney Olgun, Fleur Loveridge, Tracy Brettmann, William Powrie

    "Abstract Deep foundations are increasingly being used, not just to carry structural loads, but also to act as heat exchangers as part of a ground source heat pump system. Such foundations, often call

    Jan 1, 2014

  • DFI
    New Double-Walled Pile Technology for Noise Attenuation

    By Julie Hampden, Tim Dardis, Per Reinhall

    "Noise from impact pile driving can harm fish, marine mammals and other sensitive wildlife over large areas. Marine pile driving is highly regulated, and regulators require sound levels to be below ce

    Jan 1, 2017

  • DFI
    Design, Specification And Installation Of Square Shaft Helical Piers In Expansive Soils

    By John S. Pack

    The application of square shaft helical piers in expansive soils is a standard of practice in many areas of the United States. Over 20 years of performance monitoring show exceptional performance and

    Jan 1, 2007

  • DFI
    Up-Down Construction Utilizing Steel Sheet Piles And Drilled Shaft Foundations

    By Nathan A. Ingraffea

    The use of steel sheet pile walls and drilled shaft foundation elements to enable up-down construction methods has been used successfully on recent high-rise structures with multi-story below grade pa

    Jan 1, 2008

  • DFI
    Bearing And Friction Design Capacity Software For Helical Anchors And Piles

    By Gary L. Seider

    Chance, a Division of Hubbell Power Systems, Inc., in conjunction with Sailors Engineering, Inc. has updated its Helical Design Capacity Software. This latest version, ?HeliCAP® v2.0?, is a state-of-

    Jan 1, 2007

  • DFI
    Design, Prediction And Performance Of Tied Back Shotcrete Walls Supporting Masonry Hospital Structures

    By Frank Borda

    Two recent projects were completed in Ontario, Canada for major hospital additions that involved excavation support of heritage masonry structures. Conventional continuous caisson wall schemes were re

    Jan 1, 2004

  • DFI
    Ground Energy Systems In London - A Best Practice Approach

    By Ryan Law

    Ground energy systems are being installed in increasing numbers in the United Kingdom. This is particularly true in London where planning regulations require larger scale developments to provide at l

    Jan 1, 2008

  • DFI
    The First Cut-Off Wall In The Indian Himalayas For The Dam Of The Dhauliganga Hydroelectric Project

    By Wolfgang G. Brunner

    In the far north of Uttar Pradesh Province in the Indian Himalayas, the 280 MW Dhauliganga hydroelectric power plant is under construction by National Hydroelectric Power Corporation (NHPC), a state-

    Jan 1, 2004

  • DFI
    Design, Construction And Testing Of Micro-Piles Used To Support A Concrete Arch Bridge

    By William Auyeung

    Micro-piles are small-diameter, drilled and grouted reinforced piles used for both structural support and in situ earth reinforcement. They were conceived in Italy in 1952, but have become popular in

    Jan 1, 2004

  • DFI
    Micropiles For Rehabilitation Of Two Existing Structures

    By Jeffrey R. Hill

    This paper discusses the use of micropiles for the rehabilitation of the following two structures: the Milwaukee Auditorium Theatre, in Milwaukee, Wisconsin, and the Cupples Ballpark Lofts, in St. Lou

    Jan 1, 2008

  • DFI
    Finite Element Analyses And Cofferdam Excavations

    By Dimitrios C. Konstantakos

    Cofferdam excavations have traditionally been designed with classical design methods that involve direct computations of active or apparent earth pressures. However in contrast to finite element metho

    Jan 1, 2013

  • DFI
    Permanent Soil Nail Earth Retention System, Stanley Hall Replacement Project, UC Berkeley

    By Pirooz Barar

    The new Stanley Hall building will house the center for bio-engineering and technology research for the UC Berkeley campus. The structure is located at the northeast part of campus, adjacent to Donne

    Jan 1, 2004

  • DFI
    The Monroe St. Viaduct: A Case History Of MSE Vibro-Concrete Column Supported Embankment

    By Paul J. Lewis

    Replacement of the Monroe Street Viaduct in southwest Baltimore City, Maryland included transforming 240 feet of the south approach from a pile-supported multi-span bridge to a mechanically stabilized

    Jan 1, 2007