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Observational and Numerical Evaluation of Defects in Deep Mixing Method Columns Used for LNG Process Train Structural Foundation Support (30cbb62b-9335-4a4e-8105-e672f3e82ba5)
By Paul Summers, Kevin Richardson, Willem (Billy) Villet, Paul J. Sabatini, Edward C. Clukey
"Between 2008 and 2009, more than 6,000, 23-m long deep mixing method (DMM) elements were constructed to support 124 concrete mats comprising the foundations for the process trains for an LNG facility
Jan 1, 2017
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Ultimate Lateral Load of a Pile in Cohesive Soil under Static Loading
By Dileej M. Dewaikar, Poonam A. Patil
"In this paper, the ultimate lateral resistance of a long, flexible, unrestrained vertical pile in a cohesive soil is computed under static loading condition using py curves. A simple and improved met
Jan 1, 2005
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Monotonic And Cyclic Lateral Full-Scale Testing Of Reinforced Helical Pulldown Micropiles
By M. Meckkey El Sharnouby
In this paper, the results of full-scale field testing of reinforced helical pulldown micropiles (RG-HSP) installed in clayey till soils and resting on sandy soils are presented. Piles were tested und
Jan 1, 2011
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Stone Columns Through Construction Demolition Debris Fill
By Lok M. Sharma
Development of brownfields is of great interest in these days. Such fields are not easily adaptable for foundations of structures. The uncertainties in ground behavior present challenges of unpredic
Jan 1, 2009
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Design And Load Test Of Micropiles In A Power Plant In Missouri
By Bidjan Ghahreman
A total of 120 micropiles were constructed for foundations of a new selective catalytic reduction (SCR) unit in a coal-fired power plant east of Kansas City, Missouri. Construction was performed unde
Jan 1, 2009
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Augered Cast-In-Place And Continuous Flight Auger Pile Foundation Systems For US Highway Projects - Why ACIPICFA Pile Foundations?
By Silas C. Nichols
FHWA Interest is due to: ? An increase in successful projects in the U.S. private sector and in other countries ? Cost effective and more efficient in many circumstances ? Agency Prioritie
Jan 1, 2005
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Downdrag Effects on the Pile Groups Supporting Bridge Abutments
By M. Hesham El Naggar, Tony Sangiuliano, Alper Turan
"Bridge abutments supported on pile foundations are often constructed over weak and compressible soils. The consolidation settlements induced by the embankment loads are known to result in downdrag an
Jan 1, 2015
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Observational And Numerical Evaluation Of Defects In Deep Mixing Method Columns Used For Lng Process Train Structural Foundation Support
By Paul J. Sabatini
Between 2008 and 2009, more than 6,000, 23-m long deep mixing method (DMM) elements were constructed to support 124 concrete mats comprising the foundations for the process trains for an LNG facility.
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Drilled Shaft Foundations For The Float-In Dam On The Monongahela River At Braddock, Pa
By Robert B. Bittner
The new gated dam on the Monongahela River at Braddock, Pennsylvania, was built for the US Army Corps of Engineers using an innovative ?In-the-Wet? technology. A key feature of this technology involv
Jan 1, 2013
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Up-Down Construction Utilizing Steel Sheet Piles And Drilled Shaft Foundations
By Nathan A. Ingraffea
The use of steel sheet pile walls and drilled shaft foundation elements to enable up-down construction methods has been used successfully on recent high-rise structures with multi-story below grade pa
Jan 1, 2008
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Influence of EPS Geofoam on the Soft Foundation Improved By Deep Mixed Columns
By Walid El Kamash, Sadik Oztoprak
"Soft soil presents a challenge against multistory buildings in some cities of Egypt such as Port Said due to the consolidation settlement. Deep mixed (DM) columns are used to improve the soft foundat
Jan 1, 2015
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Theoretical Ultimate Lateral Resistance near the Soil Surface in Unsaturated Cohesionless Soils
By Oladayo O. Komolafe and Majid Ghayoomi
p-y curves have been used over the years to determine the lateral resistance of piles. This method is popular among practicing engineers due to its simplicity and its ability to determine the slope,
Sep 8, 2021
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New Double-Walled Pile Technology for Noise Attenuation
By Julie Hampden, Tim Dardis, Per Reinhall
"Noise from impact pile driving can harm fish, marine mammals and other sensitive wildlife over large areas. Marine pile driving is highly regulated, and regulators require sound levels to be below ce
Jan 1, 2017
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Pile Foundations for the San Francisco 49ers NFL Stadium
By Scott A. Walker, Gabriel J. Alcantar, Brian Zuckerman, Ramin Golesorkhi
"The new San Francisco 49ers Levi’s Stadium is part of the next generation of sporting facilities. Constructed in Santa Clara, Calif., the new structure has 68,500 open-air bowl seats and includes a 7
Jan 1, 2014
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Deep Foundations: Study on Effect of Drilling Fluids on Concrete Integrity
By Alberto Carmona Rosell, Sri Ram Ramankutty
"The installation of Bored Piles and Diaphragm Wall under slurry using tremie raises quality concerns on the integrity of concrete. It is vital to understand the effects on concrete integrity during c
Jan 1, 2015
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Design Of Self-drilling Micropiles For Permanent Applications
By Racquel Nottingham, Freddy Lopez, Ole Gadermann
The ongoing urban development is a global phenomenon, placing has high demands on urban infrastructure (housing, public services, transportation, telecommunications, etc.). Micropiling is one of the m
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Design and Quality Control of Soil Mix Walls for Earth and Water Retaining Structures
By Nicolas Denies, Jeroen de Leeuw, Bart Lameire, Jan Maertens, André Vervoort, Flip Hoefsloot, Noël Huybrechts, Flor De Cock
"In recent years, the Deep Mixing Method has increasingly been applied for the construction of earth and water retaining structures. From practice, it has been experienced that there is a real need to
Jan 1, 2015
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High Capacity Grouted Helical Piles
By Mohamed A. Mansour, Ahmed M. Soliman, M. H. El-Naggar
"Grouted helical piles allow significant increase in pile capacity with low additional cost over that of conventional helical piles. They can be particularly advantageous in sites where installation d
Jan 1, 2016
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The Little Lake Harris Bridge Settlement Restoration Project: Lessons Learned
By Amr Sallam, David Thompson, Moataz Hassan
"The Little Lake Harris (LLH) Bridge was constructed in 1951 to replace the eastwest County Road 48 Bridge connecting the towns of Howey-in-the-Hills and Astatula in Lake County, Florida, United State
Jan 1, 2015
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Back-Calculations Of Centrifuge Tests On Pile Groups Subjected To High-Cyclic Loading
By Torsten Wichtmann, Jan Macheck, Frederik Broz, Patrick Staubach, Hauke Zachert
The majority of heavy or strongly loaded structures, for instance high-rise buildings, large span bridges or gas storage tanks are founded on pile groups. However, current design codes and guidelines
May 1, 2022