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A Decade of Experience with Drilled Foundations in Honolulu
By James W. Niehoff
"Prior to 2003, most high rise structures in Honolulu, Hawaii were supported on driven pile foundations, extending through shallow coral strata and bearing in competent formations at depths of 100 ft
Jan 1, 2016
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Pile Design Using Cpt Results: The “Lpc Method”
By Frederic A. Verheyde
The CPT pile design method of the ‘Laboratoire des Ponts et Chaussées’ (LPC) uses the cone resistance (qc) for the design of axially loaded piles. It was originally proposed in 1982 and was revised in
Nov 1, 2022
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Innovative Integrated Jet Grout And Contiguous Cfa Piled Solution For Complex Deep Shoring Wall In Soft Soils – Retaining Structural Design And Analysis
By W. L. Chong, Y. Zou
There are many types of Earth Retention Systems (ERS) available in the market where more than one method can be a feasible solution for a project. This paper examines the design and construct process
Nov 1, 2022
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Failure Modes for Embankments over Ground Improved with DCM Column Walls beneath the Slope
By Manasi Wijerathna, D. S. Liyanapathirana
"Deep cement mixing is a popular soft ground improving technology that improves the bearing capacity and settlement characteristics of natural soil. When Deep Cement Mixed (DCM) columns are installed
Jan 1, 1900
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Experience-Based Value Engineering of Foundations & Deep Excavation Support Systems
By Abdulazeez Rotimi, Barry Sheppard, Abid Adekunte
Good engineering practice is a function of sound theoretical knowledge, first-hand experience on previous projects of similar scope and scale, good acquaintance with case histories of similar projects
Sep 8, 2021
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A Review On Pedestal Piles
By Venkatesh S. V J, Shubha M, Srilakshmi G
Choosing for the best option of pile foundations to overcome large lateral and uplift loads for the foundations in transmission line towers/offshore environment is still being a concern to achieve the
Sep 1, 2022
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Use Of The Impression Pile To Reduce Carbon Emissions
By S. E. Stallibrass, A. M. McNamara, J. P. Panchal, Leonardo M. LaLicata
Urban development in congested cities requires a better exploitation of the available surface, leading to taller structures. These buildings are usually founded on piles that have to be increased in d
May 1, 2022
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Construction And Verification Of Large Bored Pile For Bridge Foundation Through Deep Weak Alluvial Soil Layers And Artesian Aquifer
By C. Dai, S Raathiv
The Waikato Expressway is one of the New Zealand Transport Agency’s (NZTA) seven roads of National Significance. Coffey is part of the City Edge Alliance engaged by NZTA for the Hamilton Section of th
Nov 1, 2022
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Digitalization in Reverse Circulation Drill Rigs
By N. Schmitz
This paper explains how new digital solutions improve reverse circulation drilling operations. Upgrading field-proven reverse circulation drilling (RCD) rigs with new digital technologies enables sem
Sep 8, 2021
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Full Waveform Inversion of Cross-Hole Stress Waves for Structural Integrity Testing of Drilled Shafts
By Joseph T. Coe, Alireza Kordjazi, Michael Afanasiev
Cross-hole sonic logging (CSL) is a common quality assurance measure for the evaluation of the structural integrity of drilled shafts. The results of CSL can be supplemented by a set of tomographic im
Jan 1, 2019
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Optimization Of Drilled Shaft Design For A Highway Bridge In Arizona Using Load Test Results
By John C. Niedzielski
The existing US-70 Bridge over the Gila River at Bylas, Arizona is planned to be replaced due to its current poor condition. The replacement bridge is planned to be a 15-span, 1,904-foot (580 meter)
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Providing External Confinement to Precast Prestressed Pile Shafts to Improve Ductility - ·Experimental Observations
By Andrew Budek
"Analytical and experimental work has shown that achieving the full inelastic lateral capacity of a pile may require the formation of a plastic hinge below ground level, in the pile shaft. The confini
Jan 1, 2005
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Effect of Grid-Form Deep Mixing Walls to Prevent Liquefaction Damage of Small Houses
By Shoichi Tsukuni, Akihiko Uchida, Kazuo Konishi
"In order to investigate the effect of grid-form deep mixing walls as a countermeasure for liquefaction damage to roads and private houses in Urayasu, Japan, three dynamic centrifuge model tests were
Jan 1, 2015
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Non-Destructive Testing Of Pile Foundations In India: Current Practices And Challenges
By Heman Manchanda, Jyoti Agarwal
Several infrastructure projects are under construction in India; many of them involves construction of deep foundations like reinforced concrete and steel piles to support super structures. As most of
Sep 1, 2022
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Innovative Driven Pile Solution for the Rhode Island Route 6/10 Interchange Project
By Seth H. Hamblin, Leo J. Hart, John E. Regan
The Route 6 /10 10 Interchange Design/Build project, located in Providence, Rhode Island, involves the design and construction of five (5) new elevated bridge structures to replace and reconfigure the
Jan 1, 2019
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Mixed-in-Place Cut-Off Walls Create Artificial Polders in the Netherlands
By R. Gerritsen, Erwin de Jong, E. van der Velde, C. te Boekhorst
"In recent years the market for Mixed-In-Place soil mix techniques in the Netherlands has been growing rapidly. Initially the technique was used to create cut-off walls near river dikes and as a vibra
Jan 1, 2015
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Commentary on the Selection, Design and Specifcation of Ground Improvement for Mitigation of Earthquake-Induced Liquefaction
By Ground Improvement Committee
The evaluation of earthquake-induced liquefaction has become a routine part of geotechnical engineering design. For a given project, if an analysis identifies a potential for liquefaction and the cons
Aug 1, 2013
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Assessment of the Durability of Cementitious Barrier Materials
By Stephan A. Jefferis, Adrian H. Bath
"This paper draws together some themes on the durability of barrier systems, and particularly cementitious systems. For contaminated land and water retaining structures, durability can be poorly addre
Jan 1, 2016
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Development of Lattice-Shaped Cement Treatment Method for Liquefaction Countermeasure
By Seiji Mizutani, Hirofumi Taguchi, Makoto Yoshida, Hidenori Takahashi, Naotoshi Shinkawa, Kazuo Konishi, Yoshiyuki Morikawa, Masaya Kawata
"The lattice-shaped cement treatment method has been used to improve the seismic performance of liquefied sandy soil in Japan. The efficacy of the method has been confirmed by the huge earthquake in J
Jan 1, 2015
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Seismic Stability Analysis of Seepage Control Measures for Levees in Central Valley, California
By Zia Zafir
"Levees in the central valley of California are primarily for flood control purposes and thus are subjected to infrequent hydraulic loading. The primary concern for these levees is their instability d
Jan 1, 2016