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  • DFI
    Ultimate Pullout Capacity Of Batter Piles

    By M. R. Madhav

    The ultimate pullout capacity of single batter piles has been presented in literature in three contradictory trends. These trends are: the pullout capacity of a single batter pile increases, remain al

    Jan 1, 2010

  • DFI
    Jet Grouting As Soil Improvement In Southeast Florida

    By Evelio N. Horta

    The influence of soil improvement replacement area in foundation settlements is discussed for soil improvement methods used in Southeast Florida. A 3D Finite element analysis is used for two typical c

    Jan 1, 2007

  • DFI
    Economic Foundation Design For Tall Buildings

    By Frances Badelow

    This paper describes a design process for piled raft foundations supporting high-rise buildings. The design process comprises an initial stage of geotechnical site characterization using the results o

    Jan 1, 2006

  • DFI
    Experimental Studies On Behaviour Of Single Pile Under Combined Uplift And Lateral Loads

    By K. Madhusudan Reddy

    Pile response under combined uplift and lateral load is very important and it is imperative to evaluate the effect of combined loading and only few studies were reported on pile behavior under combine

  • DFI
    Resistance Factors For Lateral Design Of Drilled Shafts Supporting Sound Walls

    By Ke Yang

    Drilled shafts are widely used as foundation system for sound walls to resist lateral loads. The design method based on the ultimate lateral capacity, such as Broms method, is often used for sound wal

    Jan 1, 2007

  • DFI
    Quality Control And Estimation Of Axial Resistance By Using An Expander Body, A Large-scale Pressuremeter

    By Mario A. Terceros Herrera, Mario Terceros Arce, Antonio Marinucci

    This paper describes the general principles of the expander body with post-grouting (EBI) system, and how it is similar in nature to a large-scale pressuremeter device. The results from the installati

  • DFI
    Top-Loaded Bidirectional Test, a New Approach to Deep Foundations Load Testing

    By Patrick J. Hannigan, Frank Rausche, Rozbeh B. Moghaddam

    The Top-Loaded Bi-Directional Test (“TLBT”) is a new method to apply bi-directional loads to a deep foundation element with the loading source located above the foundation head. In the TLBT reusable l

    Sep 8, 2021

  • DFI
    Ethical and Risk Aspects of Deep Foundation Subcontracts

    By Alexander Filotti, Richard Kalson

    "In the last decade, the construction industry has witnessed significant changes in the project delivery systems and contractual relationships between the general contractors (GC) and Deep Foundation

    Jan 1, 2016

  • DFI
    Impact Of Groundwater Flow On Design Of Open Underground Excavation

    By Heman Manchanda, Sandeep Sharma

    Several infrastructure projects are in various stages of construction and planning in India and almost all of them involves open ground excavation extending to varying depths. These structures are gen

    Sep 1, 2022

  • DFI
    A Case History On The Design, Construction, And Field Quality Control Of Cement Deep Soil Mixing

    By Suthan Pooranampillai

    This paper presents a case study of the use of single axis cement deep soil mixing (CDSM) to deal with static settlement and seismic stability of the foundation soils under a reinforced soil slope (RS

  • DFI
    A Case History on the Design, Construction, and Field Quality Control of Cement Deep Soil Mixing

    By Dominic Parmantier, Karen Dawson, Suthan Pooranampillai, Seungcheol Shin

    "This paper presents a case study of the use of single axis cement deep soil mixing (CDSM) to deal with static settlement and seismic stability of the foundation soils under a reinforced soil slope (R

    Jan 1, 2017

  • DFI
    Innovative Non Encroaching Retaining Wall

    By Dino Kartofilis, Rick Deschamps, Giovanni (John) Bonita

    "Anew condominium complex in Arlington, Va., presented some formidable constraints. One was the requirement for a permanent retaining wall to support a 48.5-ft (15-m) cut and an existing 16- story bui

    Jan 1, 2009

  • DFI
    Frustum Confining Vessel (FCV) For Investigation of Deep Foundation Performance

    By Abolfazl Eslami, Masoud Zare, Ali Asadi, Ali Abrang

    "Physical small scale models for study of deep foundations can be performed in simple chambers (1g), calibration chambers (CC), and centrifuge apparatus (ng) which involve some limitations and difficu

    Jan 1, 2015

  • DFI
    Bearing Capacity Of Precast Nodular Piles In Tianjin Soft Clayey Soil

    By Xu Youzai

    Static loading teets of five nodular piles and four non-nodular piles were performed in Tianjin soft clayey soil in which measurements of axial force and movements were made. Distribution of shaft res

    Jan 1, 1991

  • DFI
    Axial Cyclic Degradation of Marine Piles: A Strain-Based Fatigue Limit

    By Aaron S. Bradshaw, Ryan M. Coulson

    The offshore wind industry in the United States is slowly emerging with the recent construction of the first offshore wind farm located off the coast of Rhode Island. The turbines at the Block Island

    Jan 1, 2018

  • DFI
    The Evolution of Augered Cast-in-Place Piles

    By Willie M. NeSmith, W. Morgan NeSmith, Alan Roach

    "In 2013, Augered Cast-in-Place (ACIP) piles are a mature foundation technology throughout the United States. General guidelines for the design and construction of ACIP piles are available along with

    Jan 1, 2013

  • DFI
    Sleeved Pile Foundations For The W. Seattle - Harbor Islands Swing Bridge And The Seattle Access Projects

    By Kent C. Werle

    This brief discusses the installation and application of sleeved piles of two different types for two different projects, the W, Seattle to Harbor Island Swing Bridge Project and the Seattle Access Pr

    Jan 1, 1990

  • DFI
    Research on the Stability Analysis of TDM Column Composite Foundation Supported Embankment

    By Song-yu Liu, Chao Yan, Yong-feng Deng

    "In order to investigate the stability of embankment on soft subgrade improved by T-shaped deep mixed column composite foundation, the internal forces and failure modes of columns were analyzed on the

    Jan 1, 2015

  • DFI
    Recent Developments in Wind Turbine Foundation Design: Post Tensioned Single Pier

    By Mohsen Elsayed, Amr Sallam, Ahmad Mohamed, Xuebing Zheng, Mohamed Alrowaimi

    The foundation is an essential component of the wind turbine that ensures continued operation under stable and safe conditions. Both shallow and deep foundations are utilized to support wind turbines

    Jan 1, 2019

  • DFI
    Outline and Application Example of Deep Mixing Meeting High Quality and High Efficiency-Execution

    By Hidekatsu Takeuchi, Masaru Sakakibara, Shigeo Tanabe, Kenji Harada, Akihiko Suzuki, Shoji Morihana

    "Deep mixing (DM) method, one of the most commonly used solidification methods, is based on the principle of solidifying soft ground. It can be classified into two categories such as Cement Deep Mixin

    Jan 1, 2015