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Case Study: The Use Of Post Tensioned Piles For Wind Turbine FoundationsBy Amr Sallam, Ahmad Mohamed, Mohamed Alrowaimi
Renewable energy, in the form of wind and solar, has emerged as main source of energy in the modern society. The wind industry has substantially grown over the last two decades to become a key player
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SR167/70th Avenue East Vicinity Bridge Replacement ProjectBy Reda Mikhail, M. Birkan Bayrak
The Washington State Department of Transportation (WSDOT) State Route (SR) 167/70th Avenue East Vicinity Bridge Replacement Design-Build project is located in Fife, Washington. This $40 million projec
Sep 8, 2021
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p-y Curves For Analyzing Micropiles in Sandy Soils Using Lateral Load Test DataBy Mahdi Soudkhah, Akhter Hossain
Vertical micropiles are generally considered to be low in lateral resistance. Therefore, battered micropiles are often used when additional lateral load carrying capacity is required. However, batteri
Jan 1, 2019
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Load Testing MethodsThis Section describes four alternative methods for load testing of drilled shafts: high strain dynamic test (HSDT), rapid load test, static load test, and bottom load test. Until recently, static loa
Jan 1, 2004
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King?s Cross Station Re-Development Passive And Active Mitigation Of Tunnelling - Induced SettlementBy Clif Kettle
The paper will detail the design and execution of passive and active settlement control measures, the means adopted to overcome the various physical and operational constraints, and to meet specified
Jan 1, 2008
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Use of APG Piles for Support of New Hospital Replacement Wing in a Site Susceptible to Excessive Ground Settlement Ventura, CaliforniaBy Maria Flessas, Justin Ray, Danielle Steinmetz, Brian Zuckerman
"The Ventura County Medical Center Hospital Replacement Wing project consists of the construction of a 2- to 3-story building with a basement encompassing the entire footprint and two corridors connec
Jan 1, 2016
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Case Study: Soil Setup For Piles Driven Into Eastern Coastal Plain Deposits In VirginiaBy Sushant Upadhyaya, Deniz Karadeniz, Ahmed Mohamed
Soil setup analysis provides opportunities for efficiencies in pile foundation design and installation. Soil setup gain with time was evaluated as part of the foundation design and installation for tw
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Principles and Soil Mixing Examples of Portland Cement-Based Solidification/Stabilization TreatmentBy Charles M. Wilk
"Solidification/stabilization (S/S) treatment is used to treat hazardous wastes for disposal and in the remediation/site restoration of contaminated land . SIS is also an increasingly popular technolo
Jan 1, 2005
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Determination of Coefficient of Modulus of Sub-Grade Reaction for Free Head Short PileBy Sumit Kumar Biswas, Moyukh De, Sibapriya Mukherjee
"The piles often are also subjected to lateral (horizontal) forces and moments. In fact, there are some structures where the primary function of piles is to transfer lateral loads to the ground. Prope
Jan 1, 2015
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Non-Destructive Testing, Evaluation And Re-Use Of Deep Foundations Along The East CoastBy Matthew E. Meyer
Renovation, rehabilitation, restoration and expansion of existing residential, retail, commercial, hospital facilities and historic structures requires assessment and evaluation of foundation systems
Jan 1, 2009
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Observed Driving Performance of Open-Ended Steel Pipe Piles with and Without Plugged ToesBy Chu E. Ho, Paul Napoli
This paper presents the performance of nineteen open-ended steel pipe piles driven through highly variable overburden soils into glacial till and schist bedrock. The piles were 16 inches in diameter a
Jan 1, 2019
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Session 32 "Grout Mixtures and Materials 3"By Lois G. Schwarz
I did a project (Sungai Piah) as a consultant to your firm in Malaysia, where we were faced with a similar situation as sketched out in your question. The following is what we did for the grouting of
Feb 10, 2003
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Systematic Evaluation of Foundation Reuse for a Metro StationBy Haoran Zhang, Chu Ho
A recent design-build project in New York involved various degrees of additions and improvements to four existing transit stations. Reuse of the existing foundations was considered a more sustainable
Sep 8, 2021
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Overview of Construction and Design of Auger Cast-in-Place and Drilled Displacement PilesBy Monica Prezzi
"Auger cast-in-place (ACIP} piles and drilled displacement piles are being increasingly used as foundation elements for structures, particularly in projects requiring accelerated construction or invol
Jan 1, 2005
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Innovative Use of an Active Soil Nail Wall in Lieu of Pit Underpinning for a Historic BuildingBy Tai Luu, Maxim C. Schisler, Yaser Taheri
The Stevens Gateway Project is an expansion of the Stevens Institute campus overlooking the Hudson River in Hoboken, NJ. The plans call for 90,000 ft2 (8360 m2) of new classroom, research, and student
Jan 1, 2019
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Guidelines for Selecting Cutoff Wall SystemsBy Mary Ellen Large
This publication of Deep Foundations Institute (DFI) is intended to provide project owners, design engineers and construction professionals with guidelines for selecting cutoff wall and barrier system
Jan 1, 2021
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Pressure-Grouting Improves Performance of Helical Piles: A Production Case History, Static Load Test Results, and Comparisons to Predicted Lateral Deflection and Axial ResistanceBy Karen J. Dawson, Francisco Johnson
"Pressure-grouted high strength helical displacement piles are a recently developed pile type that can be useful in conditions where noise or vibrations must be low or where access or clearance is lim
Jan 1, 2016
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Evaluation of Existing T-Z Models for Caliche Based on Numerical Analysis of Bi-Directional Load Tests Using NVShaftBy Ramin Motamed, Fahim M. Bhuiyan, Raj V. Siddharthan, Joseph Toth
The difficulty in material characterization and the erratic response of cemented soil layers, such as caliche in the Las Vegas valley, creates challenges for practicing engineers to reliably predict t
Sep 8, 2021
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Modelling The Behaviour Of Pile Groups With Favourable Group EfficienciesBy A. V. Rose
A redevelopment in the City of London has been constructed with a piled foundation system that is believed to be the first of its kind. The purpose of the research is to explore this novel foundation
Jan 1, 2011
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High-Capacity Helical Piles for Drill Trestle SupportBy Matt Fenwick, Douglas R. Schwarm
Stringent underwater noise limits at the Fairview Ave. N. bridge replacement on Seattle's Lake Union required an innovative approach to supporting the 470-ft long drill trestle. Screw-in foundations
Sep 8, 2021