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  • DFI
    Construction of Deep Shafts in Soft Ground for the West Side CSO Tunnel Project, Portland, OR

    By Vince Luongo

    "INTRODUCTIONThe West Side Combined Sewer Overflow (CSO) Tunnel Project is located in Portland, Oregon and is part of the Willamette River CSO Control Project. The purpose of the West Side CSO Project

    Jan 1, 2006

  • DFI
    Dcp Investigation Of Strength Increases In Polyurethane And Acrylate Treated Soils

    By Andreu J. Ferrero

    Polyurethane and acrylate resins are routinely injected into soils to gain strength and control water flow. However, most published data regarding strength gain is derived from laboratory samples crea

  • DFI
    Full-Scale O-Cell Load Test for a Rotator Drilled Rock Socket at the Main Span of the New Benicia-Martinez Bridge

    By Ronnie X. Gu, Xing Zheng, Gem-Yeu Ma

    Due to implementation of the rotator construction method from which a smooth shaft was anticipated, a full-scale pile load test (Osterberg Method) was performed at Pier 14 Pile 9 of the main span of t

    Jan 1, 2005

  • DFI
    Current State of Practice of Corrosion Protection in Europe with Hollow Bars - Comparison to Methods Being used in North America

    By Alice Y. Tseng, Dan MacLean

    "Corrosion protection of all deep foundation systems made of steel is THE issue when considering durability of the element in the long term. Protecting steel from corrosion and maintaining the steel t

    Jan 1, 2017

  • DFI
    Lateral Capacity of Drilled Shafts Considering Push-Pull Resistance

    By Ke Yang

    "Drilled shafts are typically used to support structures subjected to large moments at the shaft head. The large moment can produce push and pull forces on the two sides of a drilled shaft. Consequent

    Jan 1, 2005

  • 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
    Session 32 "Grout Mixtures and Materials 3"

    By Lois G. Schwarz

    I did a project (Sungai Piah) as a consultant to your firm in Malaysia, where we were faced with a similar situation as sketched out in your question. The following is what we did for the grouting of

    Feb 10, 2003

  • DFI
    Comparative Study On Numerical Analysis Of Laterally Loaded Pile

    By Tiruvengala Padma, Nilesh Naik

    Piles are common type of deep foundation elements used for the special bridges, transmission towers, Jetties, and tall structures. Lateral loads on the structures can be due to either earth pressures,

    Sep 1, 2022

  • DFI
    Development of Lattice-Shaped Cement Treatment Method for Liquefaction Countermeasure

    By Seiji Mizutani, Hirofumi Taguchi, Makoto Yoshida, Hidenori Takahashi, Naotoshi Shinkawa, Kazuo Konishi, Yoshiyuki Morikawa, Masaya Kawata

    "The lattice-shaped cement treatment method has been used to improve the seismic performance of liquefied sandy soil in Japan. The efficacy of the method has been confirmed by the huge earthquake in J

    Jan 1, 2015

  • DFI
    Analysis and Case Study for Minimizing Differential Settlements in Piled Raft Foundations

    By Yu Chuang, Zai Jinmin, Liu Songyu

    "The piled raft foundation is a geotechnical composite construction method, consisting of three elements, piles, raft and soils, which is applied for the foundation in an increasing number. Differenti

    Jan 1, 2005

  • DFI
    Load Tests on Drilled Shafts at Goethals Bridge Replacement

    By John P. Turner, Steven S. Dapp, Dan A. Brown

    "The Goethals Bridge Replacement (GBR) spanning the Arthur Kill Waterway between Elizabeth, NJ and Staten Island, NY is supported on over 200 drilled shaft foundations ranging in diameter from 4.5 ft

    Jan 1, 2016

  • DFI
    The Progress Of Jet Grouting In The Last 10 Years In Japanese Market

    By H. Yoshida

    Jet grouting was first introduced in Japan in the second half of the 1960s, approaching 50 years ago. By the end of the first 40 years, jet grouting from single to triple fluid systems had become a g

    Jan 1, 2010

  • DFI
    Value Engineering Through Systematic Site Investigation and Design Optimization – A Case Study

    By Lu Yitan, Frances Badelow, Manish Tiwari

    "Large ‘design and construct’ projects often present significant geotechnical risks. However, these also present significant opportunities for value engineering in design. These opportunities can be r

    Jan 1, 1900

  • DFI
    Analysis of Soil and Structural Thermal Response of a Field Scale Geothermal Energy Pile

    By Mohammed Faizal, Abdelmalek Bouazza

    "The operation of ground source heat pumps combined with foundation piles can have an effect on the thermal behaviour of the pile and the surrounding soil. This paper presents the effects of continuou

    Jan 1, 1900

  • DFI
    On Driven Piles In The Arabian Gulf: Imperfections, Potential Challenges, And Lessons Learned

    By Waddah Akili

    The demand on pile installation in the offshore of the Arabian Gulf has, over the last two decades, experienced unprecedented boom, triggered by the construction of platforms, to help facilitate the p

  • DFI
    Execution of Diaphragm and Cut-Off-Walls in Rock – Applications, Performance and Limits

    By Albert Neumann, Franz-Werner Gerressen, Giancarlo Santarelli

    "Diaphragm walls are known as underground structural elements commonly used for retention systems and permanent foundation walls or elements. In addition they are also quite often used as deep groundw

    Jan 1, 2016

  • DFI
    30 Hudson Street Foundation Design and Construction in Variable Rock

    By Joel Moskowitz, George J. Tamaro

    "A new office complex is being constructed within 25m of the Hudson River in New Jersey. The project, about 140m by 100m, will include 4 basements under the entire footprint. The perimeter was to be s

    Jan 1, 2004

  • DFI
    An Alternative Approach for Estimating the Vertical Capacity of L-Shaped Segmental Underpinning Systems in Urban Basement Construction

    By Abid O. Adekunte, David Greentree, David Hilton

    "The construction industry is witnessing an upsurge in demand by property developers to have basements incorporated into their residential and commercial development schemes. This is attributable to p

    Jan 1, 2016

  • DFI
    Stone Column Treatment and Elaborate Load Tests Verification for Improving Subsoil Conditions on a Large-Scale Residential Development Project

    By Vijaya Bhushan Rao, Jason Redgers

    A substantial lifestyle destination in the United Arab Emirates, in the Emirate of Abu Dhabi comprising of 1315 villas, town houses and non-residential leisure facilities is built over an area of 280

    Sep 8, 2021

  • DFI
    Design, Construction, and Long-Term Monitoring of a Pile-Supported LNG Tank in Savannah, Georgia

    By Cheng Lin, Guoming Lin

    "This paper presents a case history for the design, construction and long-term performance monitoring of a driven prestressed concrete (PSC) piled foundation supporting a large liquefied natural gas (

    Jan 1, 1900