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Detecting Cement Mixing Pile with Cone Penetration Test in the Reserved Hole
By Wu Jian-tao, LI Guo-wei
"The Cement Mixing Pile (CMP) quality assurance assessment is an important programme in evaluating the efficiency of foundation improvement. Coring is the current specified method of quality assessmen
Jan 1, 2015
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Top-Loaded Bi-Directional Test and the Conventional Bi-Directional Load Test, a Direct Comparison
By Patrick J. Hannigan, Seth Robertson, Frank Rausche, Rozbeh B. Moghaddam
The Top-Loaded Bi-Directional Test (“TLBT”) and the conventional Bi-Directional Load Test (“BDLT”) are full-scale load tests where loads are applied bi-directionally to the foundation element. The BDL
Sep 8, 2021
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Building Risk Assessment For Urban Rail Transit Systems In India - Current Practices And Challenges
By Manchanda H, Agarwal J.
The construction industry has one of the largest numbers of injuries compared to other industries. Thus, reducing accidents and determining construction risks are extremely important. One of the essen
Sep 1, 2022
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An Alternative Lower Carbon Footprint Foundation For A Large Oil Gas Project In Jurong Island, Singapore
By Selvaganesh Selvaraju, Deepak Raj, Sandun N. Wimalasena
One of the world leading oil majors is carrying out a multi-billion-dollar expansion of its integrated manufacturing complex in Jurong Island, Singapore, the global oil trading and refining hub. Soil
May 1, 2022
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Risk Assessment and Quality Control on Grouted Waterretaining Layers by Observational Engineering
By Bartho J. Admiraal
"As part of the Schiphol-Amsterdam-Almere project, the largest aqueduct in Europe is being built in order for the A1 motorway to cross the Vecht River. The A1 consists of 12 lanes and the total width
Jan 1, 2016
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Model Specification Helical Anchor Foundations Tension Applications
"This model specification includes sample text shown in normal font with commentary in italics. The commentary is intended to highlight project-specific items the specification writer should consider
Jan 1, 2016
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Case History: Drilled Shaft Foundation System in Cemented Soils, Las Vegas, Nevada
By Rouzbeh Afsharhasani, Moses Karakouzian, Brandon Kluzniak
"The Vegas High Roller is the centerpiece of a new development parcel adjacent to the Las Vegas Strip. At a height of 550 feet, the High Roller is currently the tallest observation wheel in the world.
Jan 1, 2017
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New Insights On Detecting Flaws With Csl And Tip
By Andrew Z. Boeckelmann, David S. Graham, Paul J. Axtell
In the last fifteen years, several research studies have evaluated the ability to detect various types of deep foundation concrete integrity flaws with crosshole sonic logging (CSL) and thermal integr
Oct 1, 2022
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Mobilizing CIDH Pile Base Resistance on the Gerald Desmond Bridge Replacement Project with Tip Grouting
By Adam Zagorski, Rusty Lucido, Curt Scheyhing
"The current California Department of Transportation (Caltrans) practice based on AASHTO LRFD Bridge Design Specifications is to use the O’Neill and Reese method (FHWA, 1999) for calculating the side
Jan 1, 2017
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Challenges in Managing an Aging Infrastructure, Lessons Learned from a Near Miss at the Lake Manatee Dam
By Glen R. Andersen
"Two of the greatest challenges we face in managing our aging infrastructure are to perform accurate condition assessments and to realistically predict the risk of non-action. The aim of this paper is
Jan 1, 2017
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Rock Socket Capacity Certification Using the Point Load Index Test
By Burt G. Look, David W. Lacey
"Certification of foundation capacity during the construction phase is often assessed by strength or weathering state descriptors based on visual observations. This case study used the Point Load Inde
Jan 1, 1900
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Case Study of Deep Mix Pile Supported Diaphragm Wall for a Stilling Basin Structure in Malaysia
By Chandrasegaran, Tamilmani
"This paper describes a case study of a retaining wall structure using a diaphragm wall to construct a stilling basin at Tanjung Bin T4 power plant in Johor Bahru, Malaysia. The stilling basin is part
Jan 1, 2015
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Meadowlands Megaproject: 9,000 Piles and Counting
By Ronald D. Boyer
"Early in the design stage of Meadowlands Xanadu, the client’s project director informed me that “after construction, nobody is going to come to Xanadu to see the foundations.” My response was, “Well,
Jan 1, 2009
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Pile Lateral Behaviour under Full Scale Lateral Load Tests in Thick Compacted Marine Carbonate Sand Fill of an Artifical Island
By Challa Venkata Rami Reddy, Anindya Roy, G. R. Konni
This paper presents the results of pile lateral capacities obtained from both conventional design and fullscale pile lateral load tests. Conventional design using P-Y curve analysis is very commonly b
Sep 8, 2021
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Foundation Reuse Is the Future
By Andy Boeckmann
Engineers and owners widely recognize the benefits of foundation reuse - cost savings, reduced construction schedules and reduced environmental impacts, among others. Yet for many projects with existi
Jul 1, 2022
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Prestressed Concrete Sheet Pile Retaining Wall to Support Railroad Embankment Widening Adjacent to a Wetland
By Abhijit R. Sheth, Craig M. Benedict, John Brun, Ara G. Mouradian
"Amtrak recently replaced the 1907-era bascule two-track bridge over the Niantic River between East Lyme and Waterford, Connecticut. The project included new approach embankments, with approximately 2
Jan 1, 2017
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Outstanding Issues In Understanding The Behaviour Of Thermally-Activated Pile Foundations
By Teresa M. Bodas Freitas, Arianna Lupattelli, Peter J. Bourne-Webb, Diana Salciarini, Martina Zito, Donatella Sterpi
The thermomechanical response of thermally-activated (TA) piles under monotonic thermal loads is quite well understood and the remaining uncertainties relate to the effect of long-term, cyclic loading
May 1, 2022
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Case Study on the Frederick Douglass Memorial Bridge and the use of Large Diameter Open End Steel Pipe Piles, Washington, DC
By Karl A. Higgins, Michael D. Venezia
The South Capitol Street Corridor Project is one of the District Department of Transportation’s (DDOT) largest projects, and is currently under construction. This case study will focus on the design o
Jan 1, 2019
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An Analysis of LRFD for Helical Anchors
By Ronaldo Luna, Donald Deardorff
"The use of load and resistance factor design (LRFD) is well documented since the 1960s for structural applications when it was first adopted into the American Concrete Institute Building Code in 1963
Jan 1, 2009
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Army Corps Mega Projects Benefits From Innovative Foundations
By Dale Berner, Michael O’Sullivan
"This paper focuses on lessons learned from the innovative designs, in-the-wet construction methodology and modified foundation conditions, for two United States Army Corps of Engineers, USACE, Megapr
Jan 1, 2017