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  • DFI
  • DFI
    Determination Of Pile Damage In Concrete Piles

    By Gerald E. H. Verbeek

    As the number of driven concrete piles with Embedded Data Collectors increases, it has become possible to compare the widely used Beta Method to assess pile damage (using the change of pile impedance)

    Jan 1, 2011

  • DFI
    Mathematical Background For The Design Of Rotating Machinery Foundations With Deep Piles ? Summary

    By Marius B. Wechsler

    There are considered deep piles which are fixed in blocks of rotating machinery foundations. A mathematical background is developed for determining the behavior of this kind of piles for motions cause

    Jan 1, 1987

  • DFI
    Foundation Retrofitting Using Micropiles - A Case History

    By Mohammad Nasim

    Vertical expansion of existing structures frequently requires foundation retrofitting to enhance the capacity of existing foundations for supporting additional loads. Owing to their small diameter, a

    Jan 1, 2008

  • DFI
    Deep Excavation Retaining Systems In Unsaturated Soils

    By Tariq B. Hamid

    Deep excavation is commonly associated with construction of different deep below-grade structural elements (e.g., basement walls and slabs, tunnels, retaining walls, tanks, utilities, etc.) Deep Excav

    Jan 1, 2006

  • DFI
    Continuous Grouting In Embedding Of Sheet Piles

    By Jouko L. Lehtonen

    Sheet pile walls can be sealed watertightly using various methods. The objective of this paper is to introduce a new innovation comprising the use of continuous cement grouting during embedding. The m

    Jan 1, 2006

  • DFI
    Data Normalization and User Interface Design for the Nevada Department of Transportation Deep Foundation Load Test Database

    By Austin Metz, Kevin Stanton, Ramin Motamed

    "A recent study calibrated Load and Resistance Factor Design (LRFD) resistance factors for local soil conditions in the Las Vegas Valley. As a part of this calibration, an extensive database of drille

    Jan 1, 2017

  • DFI
    Sandwich Wall Beneath Amsterdam Centraal Station - An Innovative Approach For Jet Grouting Under Difficult Conditions

    By J. C. W. M. de Wit

    An excavation, within which a tunnel is sunk as a part of the Centraal Station underground station (platform section) of the Noord/Zuidlijn ('North/South Line'), is to be created beneath the

    Jan 1, 2006

  • DFI
    Soil Nail Stabilisation For A 14.5m Deep Excavation At Uncontrolled Fill Ground

    By Shaw-Shong Liew

    This paper presents the processes of investigation, analysis, design, construction and monitoring of soil nail stabilisation work to facilitate a 14.5 m deep excavation at an uncontrolled fill ground.

    Jan 1, 2006

  • DFI
    Effect of Non-Plastic Fines on Liquefaction Susceptibility of Fine Sands

    By Kodi Ranga Swamy, N. Sankar, M. Akhila

    "Until recently, liquefaction-related studies concentrated on clean sands believing that only sands are susceptible to liquefaction. However, a few earthquakes like 1976 Tangshan earthquake, the 1989

    Jan 1, 2017

  • DFI
    The Effect Of Vertical Pile Loading On Subsequent Lateral Behaviour

    By A. Lyndon

    Vertical and lateral load tests were carried out on two 13 m deep bored cast-in-place instrumented piles, socketed into weathered sandstone. The first pile, 1200 mm in diameter, was loaded vertically

    Jan 1, 1989

  • DFI
    100-Day Document - Mandatory Discussion, Mediation And Arbitration Of Construction Disputes ? 1.0 Coverage

    1.1 The parties agree to submit all claims, disputes or controversies arising out of, or in relation to, the interpretation, application or enforcement of this agreement, including dispute resolution

    Jan 1, 1994

  • DFI
    Driven Piles In Glacial Deposits Exhibiting Time Dependent Capacity

    By Upendra L. Karna

    The pile capacity gain with time evaluated and implemented for the construction of the Route 21 Viaduct in Newark, NJ, U.S.A is discussed in this paper. The project consisted of the replacement of mor

    Jan 1, 2006

  • DFI
    Settlement Of Tall Buildings Supported On Deep Foundations In Southeast Florida, USA

    By Rudolph P. Frizzi

    This paper presents different deep foundation systems and associated settlement records for high-rise building projects in the coastal areas of southeastern Florida. An introduction to the sedimentary

    Jan 1, 2003

  • DFI
    Challenges And Uncertainties Relating To Open Caissons

    By Fathi Abdrabbo

    Open caissons are used for many geotechnical engineering applications. Open caissons may be used as deep foundation elements bypassing weak soils to tip in firm deeper strata, and in rivers and mariti

    Jan 1, 2012

  • DFI
    The Driven Grout Pile - An Economical Alternative In Pile Foundations ? Scope

    By Brian Langdon

    The DRIVEN GROUT PILE was developed in 1989 by DeWitt Construction, Incorporated. This piling essentially consists of a cost-in-place concrete piling that reacts on a steel boot that is driven to bear

    Jan 1, 1990

  • DFI
    Value Engineering of Reinforcement used in Large Diameter Drilled Shafts

    By Shahid Islam, Lucian Bogdan

    Deep and large diameter drilled shafts use mostly bundles of Grade 60 (415 MPa) reinforcing bars as longitudinal reinforcement with rebar splices to make it longer. Lower Grade steel requires large nu

    Jan 1, 2018

  • DFI
    Static Load Transfer Computation Of Piles

    By Pan Shisheng

    Amodified load transfer method computing the displacement, axial compression, skin resistance, toe resistance, and other static bearing behaviours of piles, is propoesd in this paper. Through deriving

    Jan 1, 1991

  • DFI
    A Proposal Of Calculation Of Piled Raft Foundations

    By Andrzej Tejchman

    Calculation of pile foundations should possibly truly reflect its real work, mainly with respect to the value and distribution of settlements, pile internal forces and bending moments within a slab. M

    Jan 1, 2002

  • DFI
    An Explosive Waterproofing Of A Riverbank - A Difficult Waterproofing Problem Solved By The Unique And Controversial Combination Of A Mining Technique (Blasting) And A Soil Improvement Technique (Jet-Grouting) - The Problem

    By M. Zanotto

    [ ] A period of heavy rains caused the river Adda to flood parts of the Valtellina, one of the Alpine valleys of Northern Italy. The exceptionally high waters put under considerable strain the whole

    Jan 1, 1992