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  • DFI
    Deep Dry Soil Mixing Performance and Quality Control Acceptance Criteria

    By Patrick K. Wong, Richard Kelly

    "The variability in strength and compressibility of in situ deep soil mixing products can be greater than the variability of the natural soil. However, satisfactory performance can be achieved by care

    Jan 1, 2015

  • DFI
    Repair Methods For Corroded Steel Piles

    By C. Vipulanandan

    With the aging infrastructure, there is a need to maintain and extend the service life of steel structures in general and steel piles in particular. Steel piles support not only vertical loads but als

  • DFI
    Repair Methods for Corroded Steel Piles (0af709a8-9f1e-4f35-81ea-c69c3ee7fb05)

    By C. Vipulanandan, M. Dawood, Dongmei Pan

    "With the aging infrastructure, there is a need to maintain and extend the service life of steel structures in general and steel piles in particular. Steel piles support not only vertical loads but al

    Jan 1, 2017

  • DFI
    Design Approaches for Externally Supported Earth Retaining Systems – Details and Limitations

    By Matteo Montesi

    Deep foundation elements are often used as discrete elements in externally supported earth retaining structures such as soldier piles and lagging walls, secant/tangent pile walls, anchored walls, etc.

    Jan 1, 2018

  • DFI
    Application Of PCC Piles On Soft Ground Improvement Of Expressways

    By Hanlong Liu

    The construction process and load-bearing behaviors of Cast-in-place Concrete Thin-wall Pipe Piles are analyzed based on its application on Yan-Tong Expressway project. The low strain test, static loa

    Jan 1, 2006

  • DFI
    Compressibility Behavior Of Tropical Peat Reinforced With Cement Column

    By Y. Duraisamy

    This paper presents the compressibility of tropical peat reinforced with cylindrical cement column. When a cement column installed vertically in peat, its compressibility was reduced because of the ha

    Jan 1, 2007

  • DFI
    Unknown Bridge Foundation Investigation With Nondestructive Methods ?The Combined Parallel Seismic/Seismic Cone Penetrometer Method

    By Larry D. Olson

    Research, hardware development, and field testing have been conducted on systems to allow easy and accurate determination of both foundation tip depth as well as the properties of the soils at and abo

    Jan 1, 2007

  • DFI
    A Discussion Of Inconsistencies Between Lrfd And Asd Methods For Geostructural Design Applications Of The Aashto Bridge Design Specifications

    By Dimitrios Polantzas P. E., Collin E. Sweeney E. I. T., Franklin M. Grynkiewicz P. E., Leili Javidanian P. E.

    In the latest AASHTO design specifications, the Load and Resistance Factor Design (LRFD) method is prescribed for the design of retaining walls. However, inconsistencies arise when LRFD is used for re

    Oct 1, 2022

  • DFI
    Converse Probabilistic Analysis And Testing In Situ For Bed Rock Under Pile With Large Diameter

    By Peng Jiahong

    With ultrasonics application during checking the large diameter cast-in-situ pile body, it is usualy applied the statistical method of probability and PSD. This paper presents a converse probabilistic

    Jan 1, 1991

  • DFI
    Small-Strain Behaviour of Artificially Cemented Sand in Deep Mixing Application

    By Stephen Darmawan, Mahdi M. Disfani, Arul Arulrajah, Alireza Mohammadinia

    Deep mixing using cementitious compounds is an in-situ method of ground improvement for improving the strength, compressibility of loose sand. Artificial light cementation can increase the stiffness o

    Jan 1, 1900

  • DFI
    Performance Of A Large Diameter Drilled Pier (f4c3f0c8-a45b-48d0-8d0a-138a34a08ce3)

    By A. J. Partos

    The figures and tables referred to herein are presented in the Proceedings; Volume I, Pages 309 through 316. The 61-story One Liberty Place, at 315 m., is the tallest building 1n Philadelphia and

    Jan 1, 1991

  • DFI
    Maturation of Risk Concepts in the Management of Infrastructure - Lessons from the US Army Corps of Engineers

    By Eric C. Halpin

    "1. Introduction and Backgrounda. In its fundamental form, risk is simply the likelihood of an adverse impact. Expanding on this theme, the Corps of Engineers has broadly defined risk associated with

    Jan 1, 2014

  • DFI
    Bearing Capacity Of Nodular Piles

    By S. Kanai

    Nodular piles is to be piles provided with several nodular projections along the pile shaft, as shown in Fig. 1. Nodular piles are usually installed through either driving method with hammer or prebor

    Jan 1, 1989

  • 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
    Gordie Howe International Bridge Foundations - Drilled Shaft Construction in Challenging Detroit Limestone

    By Jim Glider, Noah Miner

    The Gordie Howe International Bridge is a project to build a cable-stayed bridge and border crossing across the Detroit River. With a span length of 2,800-ft (853.4 meters), the Gordie Howe Internatio

    Sep 8, 2021

  • DFI
    Critical Evaluation of Indian Standard for the Design of Laterally Loaded Piles

    By Sanket Rawat, Ravi Kant Mittal, Vikash Prasad

    "The understanding of the response of pile foundations under various types of loads is a necessary prerequisite to analyze and design them properly. Therefore, this paper highlights and compares the p

    Jan 1, 2017

  • DFI
    Stub Pier Stabilization Performance

    By Swaminathan Srinivasan, Jess A. Schroeder

    "Landslide activity along U.S. 50 in Cincinnati, Ohio (USA) has caused roadway damage for decades. After a necessary closure of three lanes due to slope movements, emergency stabilization measures wer

    Jan 1, 2017

  • DFI
    Driven Pipe Pile Solutions for the Temporary Foundations at the New San Francisco-Oakland Bay Bridge

    By Manuel M. Reyes, Thuraisamy Thavaraj, Alex Sy

    "The new east span of the San Francisco-Oakland Bridge features a single tower self-anchored suspension (SAS) bridge. During construction of the SAS bridge, a temporary bridge was used to support the

    Jan 1, 2015

  • DFI
    Sheetpile Wall System With Tiebacks In A Soft Clay Profile - Description - A. Alignment Description

    By Jean J. Abiassi

    The Boston Marine Industrial Park (BMIP) VENT 6 project is a cut and cover tunnel, part of the Central Artery / Tunnel (CA/T) in the city of Boston. The BMIP job will serve as the south approach t

    Jan 1, 1994

  • DFI
    Harmonization of Execution Codes: Overview of Standardization for US Transportation

    By Silas C. Nichols

    "Abstract Piling and deep foundations are a staple for transportation projects in the United States (US). Driven or bored piles have been used for everything from support of bridge foundations and ret

    Jan 1, 2014