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  • DFI
    Cut-Off Walls For Diamond Mining In The Arctic

    By Wolfgang G. Brunner

    A 3800 m long temporary water-retaining dike has been constructed under extreme conditions in the harsh northern climate to enable two of the kimberiite pipes at the Diavik Diamond Project reserve to

    Jan 1, 2003

  • DFI
    List Of Delegates

    AUSTRALIA CHAPMAN Gary JOHN WAGSTAFF CONTSRUCTIONS PTY. LTD. 1 Ashgrove Crescent 4060 ASHGROVE BRISBANE HILLAR Jaaes Director J.A. HILLAR & ASSOCIATES 99 Woolwich Road WOOLWICH,

    Jan 1, 1994

  • DFI
    Tied-Back Offset Tangent Caisson Retaining Wall For The North Bulkhead Third Harbor Tunnel Project Boston, Massachusetts ? Introduction

    By Daniel L. Hanson

    This paper presents a case history of the design, installation and performance of a tied-back tangent caisson retaining wall which was constructed as part of the Third Harbor Tunnel project currently

    Jan 1, 1994

  • DFI
    Large Diameter CIDH Construction In Cohesionless Soils By The Use Of Rotator/Ocsillator Techniques: A Case Study - 116th Avenue Bridge Over The Gila River Phoenix, Az.

    By M. Cornelius

    Drilled shaft construction through caving soils has historically been an uncertain, risky and costly operation. Uncertain, because the zone of caving may or may not be known, risky because the loss of

    Jan 1, 1999

  • DFI
    A Small Diameter Vibration Pile With Soil Compaction

    By Miklós Kovács

    A new type of the cast in situ piles is introduced. The installation of the new pile is based on a pushing in/gaining back procedure. A temporarily closed tip element with square shaped cross-section

    Jan 1, 2002

  • DFI
    Concrete Overbreak Estimation and Analysis Errors in Bored Piles

    By Nuno Cruz

    "The concrete overbreak estimation for bored piles provides the quantification of the shaft’s expansion beyond its theoretical volume. There are stability analysis methods that can be employed before

    Jan 1, 2017

  • DFI
    Volume Averaging Technique for Modelling Deformations in Soft Soil Improved with Deep Mixed Columns

    By Minna Karstunen, Patrick Becker

    "Abstract The deformation behaviour of a foundation on deep mixed columns in a natural soft soil is a three-dimensional problem, which has to be considered adequately in numerical modelling. However,

    Jan 1, 2014

  • DFI
    Lower Risks With ECR®/EFT®-Measurements In Underground Constructions

    By Patrick P. A. Wolfs

    In the summer of 2000, the ECR®/EFT® was first introduced in the Netherlands. After the first project a field test was performed together with other geophysical methods to prove the liability of these

    Jan 1, 2006

  • DFI
    Ultimate Shaft Friction, Displacement Response and Set-Up for Axially Loaded Piles in Clay

    By Kjell Karlsrud

    "Abstract New semi-empirical design procedures for the determination of ultimate shaft friction and load-displacement response of axially loaded piles in clay are proposed. Hereunder also prediction o

    Jan 1, 2014

  • DFI
    Advances In Seismic Design Considering Soil- Structure Interaction

    By Y. C. Han

    The advances in seismic design considering soil-structure interaction or soil-pile-structure interaction are described using a substructure approach. The nonlinearity of soil is considered approximate

    Jan 1, 2010

  • DFI
    Piled Foundation Design as Reflected In Codes and Standards

    By Bengt H. Fellenius

    "ABSTRACTAn example from a guidelines document for the Eurocode is discussed that addresses design for geotechnical strength of piled foundations in settling soil, generating drag force and downdrag.

    Jan 1, 2014

  • DFI
    Experimental Investigation on the Lateral Load Capacity of Monopiles in Dense Sand

    By Kenneth Gavin, Weichao Li, Paul Doherty

    "The lateral load capacity is one of the most important issues to be considered in designing piles to resist berthing loads, ship impact forces and for monopiles used in the offshore wind sector. A nu

    Jan 1, 2015

  • DFI
    A Numerical Study On Behavior Characteristics Of Steel-Concrete Composite Drilled Shafts

    By Hyu-Soung Shin

    This study is concerned with the characteristics of the behavior of steel-concrete composite drilled shafts, a material that is used for large bridge foundations, and especially for weak submerged gro

    Jan 1, 2007

  • DFI
    Shaft End Bearing Capacity In Cavernous Limestone

    By Issa S. Oweis

    Limestone is a sedimentary rock composed primarily of calcite (calcium carbonate). In the presence of an aqueous solution of carbon dioxide (carbonic acid) bicarbonate radicals (2HCO3)- are produced t

    Jan 1, 2009

  • DFI
    Three Case Histories Comparing Impact And Vibratory Driven Pile Resistances In Marl

    By Gregory J. Canivan

    Three test pile programs were conducted in Charleston, South Carolina to evaluate differences in bearing resistance due to installation methods. The tested piles were installed with impact hammers and

    Jan 1, 2002

  • DFI
    New Technologies For Quality Control Of Augered Cast-In-Place Piles

    By Tracy Brettmann

    In recent years the Augered Cast-In-Place (ACIP) Pile industry has seen a substantial increase in the quality control options available to Contractors, Engineers, and Owners. Quality control methods r

    Jan 1, 2000

  • DFI
    High Stress Pile Testing At Soldier Field

    By Michael H. Wysockey

    The load test program for the pile foundation at Soldier Field included static and dynamic load tests at four locations around the site. The dynamic tests were run with no knowledge of the static resu

    Jan 1, 2002

  • DFI
    The Merits Of Polymeric Fluids As Support Slurries

    By J. J. Beresford

    The primary function of a support slurry is to provide stability during excavation. Today foundation structures can be designed around the additional friction afforded by the absence of the filter cak

    Jan 1, 1989

  • DFI
    Advanced Soil Mailing Design - Improved Reliability And Predictability Of Wall Performance

    By Reinhard Gnilsen

    Soil Nail walls, like any other structure, must meet high standards of design to be acceptable to the public and owners. On the other hand, the concept of soil nailing trails behind other structures i

    Jan 1, 1988

  • DFI
    The Effect Of Overburden On Pile Capacity In A Calcareous Marl

    By William M. Camp

    An extensive design phase testing program in which 10 piles and 2 drilled shafts were instrumented and statically load tested to failure, was undertaken to establish relevant foundation design paramet

    Jan 1, 1993