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Vertical Load Test on a Drilled Shaft Installed in Glacially Derived Sediments
By Robert C. Simpson, Ghada S. Ellithy
"There are several methods for estimating the axial capacity of drilled shafts installed in coarse-grained soils. Most methods estimate the ultimate capacity for side friction and tip resistance. Desi
Jan 1, 2015
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Undergraduate Learning Commons
By William M. Tanner, Daniel C. Brahana
"A drilled pier foundation was originally designed to support the proposed G. Wayne Clough Undergraduate Learning Commons on the campus of Georgia Tech in Atlanta, GA. Reflective of the site geology,
Jan 1, 2015
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Very Deep Foundations in Rock: The New Challenge in the Foundation Industry.
By Paolo Cavalcoli, Federico Pagliacci
"As opposed to the static functional recovery of existing structures, the construction of infrastructures in an urban environment, when combined with complex geological situations, often involves buil
Jan 1, 2015
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Wolf Creek Dam Foundation Remediation – An Innovative Solution
By Fabio Santillan, Lyndon Bedford
"This paper presents the main features of the Wolf Creek Dam Foundation Remediation Project, highlighting the innovative construction approach and stressing on how the collaboration between the contra
Jan 1, 2015
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Risk Management Techniques to Avoid Litigation
By Kevin Cunningham
"Litigation resulting from neighboring structures with settlement and/or lateral movement or improper pile design and faulty soils engineering analysis, are a multi-faceted opportunity for law firms.
Jan 1, 2015
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Secant Pile Barrier Wall Overlap, Thickness, and Position at the U.S. Army Corps of Engineers Wolf Creek Dam, Jamestown, KY
By Bernard B. Vannoy, Howard W. Gault, Ramesh Bobba
"Treviicos-Soletanche Joint Venture (JV) and the US Army Corps of Engineers (USACE) have installed a 3800-foot long, 275-foot deep and minimum 2-foot wide secant pile barrier wall at Wolf Creek Dam in
Jan 1, 2015
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Selmon Expressway, Tampa: Case History of Drilled Shaft Design for Extreme Variability
By Ross T. McGillivray, David S. Graham, Dan A. Brown, Steven D. Dapp
"The Selmon Expressway includes an elevated structure extending across several miles of weathered karstic limestone geology, and represents a challenge for design because of the high variability of th
Jan 1, 2015
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Site Specific Study for Foundation Design of Iswar Gupta Bridge
By Ambarish Ghosh, Chitralekha Ghatak, Tanumaya Mitra, Tarun Sengupta, Sajib Das, Sankar Kumar Nath
"Currently construction of important structures like bridges, flyovers and high rise buildings in and around Kolkata are in full swing. These structures have mostly pile or well foundations. The desig
Jan 1, 2015
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Slope Stabilization of Mill Creek Landslide Using Steel H-Piles
By Kessi E. Zicko, Eric A. Hackenberg, Paul J. Lewis
"Following snow melt and spring rains in 2011, a landslide measuring approximately 600 feet long and 300 feet in slope length occurred within the southbound roadway embankment of a heavily travelled 2
Jan 1, 2015
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St. Croix Bridge, Minnesota: The Influence of Construction on the Axial Resistance of Drilled Shaft Foundations in Weak Sandstone
By William G. Ryan, David S. Graham, Dan A. Brown, Rich A. Lamb, Paul J. Axtell
"The St. Croix River Crossing project on the Minnesota-Wisconsin border has been in the process of planning and public debate for two decades, with several changes in alignment. During the course of t
Jan 1, 2015
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The Stiffening Effect of a Caliche Layer on Pile Foundations
By Richard Stone, Rouzbeh Afsharhasani, Moses Karakouzian
"Caliche, a hardened sedimentary deposit of calcium carbonate that occurs worldwide, generally in arid or semiarid regions, is frequently encountered in Las Vegas, Nevada. The presence of a caliche la
Jan 1, 2015
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Settlement Reducing Auger Cast-In-Place Piles below a Mat Foundation of a 41-Story Structure
By Swaminathan Srinivasan, Aaron J. Muck
"When an opportunity arises to combine state-of-the-art concepts with advanced modeling tools, engineers need to take what they know and apply forward thinking to geotechnical solutions to promote the
Jan 1, 2015
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Combined Effects Of Silicon (Si) And Low Temperature Annealing On The Tensile Properties Of Cartridge (70/30) Brass With Nickel (Ni) And Iron (Fe) Contaminants
By Adegbenjo Adewale Oladapo, Ibitoye Simeon Ademola, Ladiipo Olufemi Akinbiyi, Adegbola Adekunle Amos, Adeboje Taiwo Bode, Raji Fatai Olasunkanmi
The combined effects of the addition of Silicon (Si) as alloying element and low temperature annealing on the tensile properties of 70/30 brass with Nickel (Ni) and Iron (Fe) contaminants is investiga
Jan 1, 2015
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Photocatalytic H2 Production Under Visible Light Irradiation On Novel Heterostructure Nis/Zns Nanosheet Photocatalyst
By Junfu Chen, Jiann-Yang Hwang, Yong Zhou, Lijun Lu, Likun Lia, Jixiong Liu
The sheet-like NiS-ZnS heterostructured composites were prepared by the microwave hydrothermal. The fabrication of the heterojunctions broadened the range of light response of ZnS. The photoexcited el
Jan 1, 2015
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Undercooling Of Rapidly Solidified Droplets And Spray Formed Strips Of Al-Cu (Sc)
By S. Yin, A. Bogno, H. Henein, P. Natzke
Impulse Atomization (IA) (a single fluid atomization technique) was used to rapidly solidify Al- 4.5wt%Cu and Al-4.5wt%Cu-0.4wt%Sc under argon atmosphere. In addition to the IA-generated droplets, the
Jan 1, 2015
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Advanced Fib Applications In Materials Research At Canmetmaterials
By Jian Li, P. Liu, R. Zhang and J. Lo
In the past decades, focused ion beam (FIB) has evolved into a powerful microscope that provides capabilities that no other microscopes can offer. The combination of high-resolution imaging and stress
Jan 1, 2015
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Simulation Computation Of 430 Ferritic Stainless Steel Solidification
By Fuming Wang, Lifu Hu, Changrong Li, Ruipeng Pang
The solidification structure of 430 ferritic stainless steel has been calculated in the solidification process by using 3D-CAFE model under the condition of water cooling. The calculated results consi
Jan 1, 2015
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Rare Earth Elements Gallium And Yttrium Recovery From (Kc) Korean Red Mud Samples By Solvent Extraction And Heavy Metals Removal/Stabilization By Carbonation
By Thenepalli Thriveni, Ch. Ramakrishna, Yujin Jegal, Ji Whan Ahn, Jyothi Rajesh Kumar
In alumina production or alumina refining, bauxite is converted to alumina (aluminium oxide) The rare-earth elements (REEs) are a group of 17 chemically similar metallic elements (15 lanthanides, inc
Jan 1, 2015
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Mechanical Properties Of Polypropylene Nanocomposites With Organoclay And Discarded Bond Paper
By Duclerc Fernandes Parra, Washington Luiz Oliani, Christiano Gianesi Bastos Andrade, Ademar Benevolo Lugão, Danilo Marin Fermino, Francisco R. Valenzuela Diaz
This work concerns the study of the effect of discarded bond paper on the mechanical behavior of polypropylene/organophilic clay nanocomposites. A brown polycationic bentonite from the state of Paraíb
Jan 1, 2015
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Synthesis Of High Performance Limn₀₈ Fe₀₂ Po₄/C Cathode Material For Lithium Ion Batteries: Effect Of Calcination Temperature
By Enrui Dai, Weibing Chen, Bin Yang, Wenhui Ma, Haisheng Fang, Hui Wang
LiMn0.8Fe0.2PO4/C composite was prepared by an improved solid-state method and the effect of calcination temperature on properties of the obtained materials was investigated. The results showed that i
Jan 1, 2015