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  • DFI
    New Pile for Reduced Underwater Noise

    By Dardis J. T. II, P. G. Reinhall

    "Impact pile driving of steel piles in marine environments produces extremely high sound levels in the water. It has been shown that current pile driving noise attenuation techniques provide limited n

    Jan 1, 2017

  • DFI
    A 16 M Deep Basement Excavation in Kuala Lumpur Karst: Mixed Retention Solution

    By Serhat Baycan, Mikias Yohannes

    "Kuala Lumpur Karst is a complex limestone formation that is characterized by presence of cavities, solution channels, pinnacles and floaters. Basement excavations in such geological formations are us

    Jan 1, 1900

  • DFI
    No. 1 Queens Road - Melbourne, Australia

    By Tom George

    "INTRODUCTIONNo. 1 Queens Rd was an existing 10-storey office building founded on large pad footings. This project involved the construction of a 6-level, 15m (50-ft.) deep basement excavated immediat

    Jan 1, 2005

  • DFI
    Resonance Pile Driving with Zero Ground Vibration

    By Mark Johnson, Mathew Janes

    "The Resonator RD 260 Resonant Pile Driver delivers ground disturbance free, high production pile driving. The Resonator has recently been used on numerous production pile driving sites in the Netherl

    Jan 1, 1900

  • DFI
    “Value Engineering” — Four Case Histories

    By Maral Papazian Bedian

    "Case 2. 100th Street Bus Depot: Elimination of Deep Caissons in Favor of Spread FootingsThe PROJECTThe 100th Street Bus Depot is a new five-story bus terminal for the New York City Metropolitan Trans

    Jan 1, 2003

  • DFI
    Development of Fiber-Reinforced Soil Improvement Using CSM Method

    By Toshio Yonezawa, Helmut Florian, Herbert Kuh, Masamichi Aoki, Takao Koono, Franz-Werner Gerressen

    "To increase the bearing capacity of the ground, soil improvement technique is often adopted. One advantage of soil improvement techniques is the fact, that the impact to the environment is low, as th

    Jan 1, 2015

  • DFI
    Slope Stabilization of Mill Creek Landslide Using Steel H-Piles

    By Kessi E. Zicko, Eric A. Hackenberg, Paul J. Lewis

    "Following snow melt and spring rains in 2011, a landslide measuring approximately 600 feet long and 300 feet in slope length occurred within the southbound roadway embankment of a heavily travelled 2

    Jan 1, 2015

  • 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
    Design for Installation of Suction Piles in Sand Deposits for Mooring of Floating Offshore Structures

    By Chul Soo Park, Juhyung Lee, Duhyun Baek

    "In this study the preliminary design of suction pile as the supporting system of the concrete floating structures was performed at the offshore pilot project area in Korea. The suction pile of the fl

    Jan 1, 2017

  • DFI
    A Numerical Model For Load Transfer And Settlement Of Bored Cast In-Situ Piles

    By Joshua R. Omer

    A numerical model is developed for predicting the load transfer and settlement behaviour of vertically loaded, bored cast in-situ piles. Based on analysis of full-scale pile tests, closed-form equatio

    Jan 1, 2010

  • DFI
    Design And Construction Of Drilled Shafts In Iraq

    By Frederick C. Rhyner

    The United States government sponsored the construction of a new vehicular bridge over the Diyala River in Bubriz, Iraq. This paper describes the geotechnical engineering for design and construction

    Jan 1, 2009

  • DFI
    Design And Construction Of Open Cell Sheet Pile® Abutments Under An Existing Bridge

    By Dempsey S. Thieman

    The Kuparuk River Central Channel Bridge on the North Slope of Alaska provides critical access for oilfield service vehicles in the largest oilfield in the United States. The original sloped spill-th

    Jan 1, 2008

  • DFI
    Access And Riser Shafts-Detroit River Outfall #2 ? Introduction

    By Edmund J. Cardoza

    The Detroit Water and Sewerage Department (DWSD) provides water and wastewater services to the Greater Detroit Metropolitan Area. Sewerage is treated at the DWSD Wastewater Treatment Plant (WWTP) loca

    Jan 1, 2001

  • DFI
    Application of the Cement Deep Mixing Method for Shallow Water Areas Using the CDM-Float Technique

    By Takeo Asanuma, Sachihiko Tokunaga, Hirofumi Taguchi, Yasuhiro Ootsuka, Yosuke Tanaka

    The Cement Deep Mixing Method (CDM Method) is a ground improving method that has been used for mainly offshore sites to strengthen the soft ground below the sea bottom by injecting and adequately mixi

    Jan 1, 2015

  • DFI
    Research on Strength Characteristics of Cement-Treated Soils at Construction Joints

    By Naoyuki Hanawa, Takeo Asanuma, Tatsuo Nagatsu, Sachihiko Tokunaga, Daisuke Nakagawa, Yoshiyuki Morikawa, Kazuhiko Ueno

    "In the cement deep mixing (CDM) method, one approach to joint construction is creating a surface-contact joint. In this study, an unconsolidated-undrained triaxial compression test was performed on c

    Jan 1, 2015

  • DFI
    Applying Reasonable Quality Control and Verification to Soil Mixing

    By David Miller

    "The biggest concern about using soil mixing is the inability to observe physically the final product, which has led to a lack of confidence about what is in the ground. After all, you can’t see it an

    Jan 1, 2017

  • DFI
    Selection And Design Of Continuous Flight Auger And Drilled Displacement Piles

    By Dan Brown

    This paper provides an overview of the advantages and limitations of continuous flight auger (CFA) and drilled displacement (DD) systems compared to other deep foundation systems, along with a summary

    Jan 1, 2005

  • DFI
    Dynamic Centrifuge Model Tests on Pile-Type Deep Mixing Method Reducing Lateral Flow of Liquefied Ground

    By Tsuda Wakaki, Naoki Takahashi, Natsuki Okuno, Hidenori Takahashi, Ikuo Towhata, Yoshiyuki Morikawa

    "Deep mixing (DM) method has been increasingly employed as a countermeasure against subsoil liquefaction in recent years. Pile-type DM, however, is considered to have little effect as a liquefaction c

    Jan 1, 2015

  • DFI
    Case History: Drilled Shaft Foundation System in Cemented Soils, Las Vegas, Nevada

    By Rouzbeh Afsharhasani, Moses Karakouzian, Brandon Kluzniak

    "The Vegas High Roller is the centerpiece of a new development parcel adjacent to the Las Vegas Strip. At a height of 550 feet, the High Roller is currently the tallest observation wheel in the world.

    Jan 1, 2017

  • DFI
    The Underwater Cut-Off At The Walter F. George Dam

    By Gianfranco Di Cicco

    Seepage problems were recorded for more then 40 years at the Walter F. George lock and dam. In 2001 the Mobile district of The U.S. Army Corps of Engineers turned to the installation of a 200 feet dee

    Jan 1, 2013