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  • DFI
    Ductile Iron Pile Foundation Solution for Interior Retrofit Projects

    By Keithe J. Merl, Brendan FitzPatrick, Gregg Piazza

    Urban and industrial construction projects commonly involve interior work within buildings, warehouses and manufacturing facilities. Renovations of these existing structures must address both structur

    Jan 1, 2019

  • DFI
    Effects Of Change In The Support System On Temporary Secant Pile Wall

    By Anburaj C., Srinivas A.

    Deep excavation with support system is required to construct various part of underground structures like shafts, stations and entry structures etc. These structures have to be constructed using perman

    Nov 1, 2022

  • DFI
    Delving Deeper Into Foundation Slurry Rheology

    By Greg Plutko

    Laboratory testing has shown that the Marsh Funnel test can be significantly impacted by long-chain polymer entanglement. In general, shorter hydration time leads to more chain entanglement which in-t

  • DFI
    SIMBAT Dynamic Pile Testing - Results of an Independent Pile Capacity' Prediction Event

    By Richard T. Stain

    "In 2001, a pile trial site was established at Limelette in Belgium consisting of 25 displacement screw piles and 5 driven pre-cast piles. Interested parties were invited to participate in a pile pred

    Jan 1, 2005

  • DFI
    Drilled Pier Foundation with Ground Improvement Using Cement Deep Soil Mixing for Highway Bridges

    By Shahriar Vahdani, Andy Herlache, Andrew Bro, Wei-Yu Chen

    "The Presidio Parkway Project will reconstruct approximately 1.6 miles of highway, including seven bridges, three cut-and-cover tunnels, and an undercrossing connecting the Golden Gate Bridge to the C

    Jan 1, 2014

  • DFI
    Probabilistic Subsurface Characterization for Transmission Line Foundation Design

    By Neil T. Russo, Peter M. Kandaris, Jogi S. Gadok

    "Assessment of subsurface data for foundation design in support of long high voltage electric transmission lines is best accomplished using a probabilistic strategy since only a small portion of struc

    Jan 1, 2017

  • DFI
    Deep-Sea Quay Wall for Offshore Wind Energy Terminal on Maasvlakte 2 Rotterdam – NL

    By Patrick van der Schaaf

    "During 2016, foundation piling works were completed to allow for the construction of a production and storage/handling terminal in Rotterdam. It is there that steel foundations will be produced for o

    Jan 1, 1900

  • DFI
    Making Foundation Design Courses More Engaging and Effective for Students

    By Evangelia Ieronymaki

    Civil engineering education relies on traditional methods of teaching, comprising mostly of deductive instruction by presenting the theory, followed by applications. This paper presents an alternative

    Jan 1, 2019

  • 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
    Fraser Heights Bridge – Comparison between PDA Tests and Pile Capacity Estimation Methods

    By Ali Azizian, Brian Hall

    "Driven piles were selected to support the Fraser Heights Bridge bents. Piles were a key component of the top-down construction approach, which was adopted for minimizing potential impacts on an envir

    Jan 1, 2016

  • DFI
    DFI Europe Monitoring and Instrumentation Committee Objectives

    By Rob van Dorp

    "AbstractThe Monitoring & Instrumentation Committee (MIC) of DFI Europe has the objective to support DFI members in concern of risk management of geotechnical matters, where monitoring and instrumenta

    Jan 1, 2014

  • DFI
    On The Use of Cement Content Determination Tests for Deep Mixing Projects

    By Emilie Lapointe, Fernando Famania

    "A reliable determination of the in-placed cement factor, as defined by mass of cement over volume of final element of treated soil, allows the optimization of cement usage to achieve treated soil req

    Jan 1, 2015

  • DFI
    Numerical Modeling of Foundation Deformation Due to Fault Rupture (718b3bb2-ba73-41ae-ad4b-2a32fb89742b)

    By Orestis Zarzouras, Amalia Giannakou, Jacob Chacko

    "When designing structures in seismically active areas, foundations of critical structures are typically located away from known faults. Indeed many seismic codes prohibit construction in the immediat

    Jan 1, 2017

  • DFI
    Axial Capacities Of Drilled Displacement Piles Predicted By Spt And Cpt Based Methods

    By Sam Warren, Antonio Marinucci, Genesis Z. Figueroa, Anne Lemnitzer

    Drilled Displacement Piles (DDP) provide an ideal deep foundation solution that combines the benefits of ground improvement with traditional advantages of piling systems. This paper consolidates data

    May 1, 2022

  • DFI
    Application of Deep Soil Mixing Walls in the Warren Avenue Grade Separation Project, Fremont, CA

    By D. S. Yang, Y. D. Wang, G. Watanabe, A. P. Notaro

    "Deep soil mixing (DSM) walls reinforced with steel soldier piles were installed for excavation support and groundwater control for the construction of a grade separation structure at the intersection

    Jan 1, 2015

  • DFI
    Session I - How Geology Has Driven Foundation Practice Worldwide - Design And Construction Constraints Imposed By Unique Geologic Conditions In New York City ? Synopsis

    By George J. Tamaro

    The design and construction of foundations in the New York City area are usually dictated by the widely varying geologic conditions encountered in the five boroughs, particularly along the spine of Ma

    Jan 1, 2000

  • DFI
    The Berkeley Art Museum: Repurposing a Historical Building

    By Timothy Nelson, Simon Burnworth

    "The Berkeley Art Museum and Pacific Film Archive (BAMPFA), which currently resides in a 1970s-era post-modern concrete structure just south of the University of California, Berkeley campus, was in ne

    Jan 1, 2016

  • 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
    Oldie But Goldie – Bi-Directionally Tested Foundation Piles With Base Enlargement As A Smart And Economical Alternative To Conventional Piles At Geneva, Switzerland

    By Dipl. -Ing. (FH) Thomas Schmitt, Dr. Melvin England

    Foundations in Geneva are difficult and expensive due a large overlayer of clay and silt above competent bearing material in the moraine. Common foundation schemes use deep barrettes or bored piles, f

    May 1, 2022

  • DFI
    Structural Aspects Of The Stabilization Of Ten Mile Slide

    By Adrian Gygax, Sarah Gaib, Rod Kostaschuk

    The British Columbia Ministry of Transportation and Infrastructure (Ministry) recently completed a slope stabilization project at Ten Mile Slide on Highway 99. The highway is an essential part of the

    Oct 1, 2022