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Self Hardening Slurry Wall Installation By Hydromill At The Herbert Hoover Dike ? An Innovative Solution
By Mario Mauro
In 2007 the US Army Corps of Engineers classified the Herbert Hoover Dike in Florida as a Dam Safety Action Classification (DSAC) 1 dam, and started the implementation of one of the largest dam rehabi
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Deep Compaction Using Vibratory Pile Hammers
By Dennis Nottingham
The need for deep compaction of submerged granular soils has led to improvements in this area. In 1971, L.B. Foster Company personnel patented a method of deep compaction using a vibratory pile hammer
Jan 1, 2013
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Gowanus Pumping Station; Jet Grout Bottom Seal and Deep Support Columns
By Paul C. Schmall, Kevin Clarke, Paul J. Lewis, John M. Stanbury
"The $200M rehabilitation of the more than 100-year-old Gowanus Flushing Tunnel and pumping station located on the Gowanus Canal in Brooklyn, NY required deep excavations in an extremely congested urb
Jan 1, 2016
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Field and Laboratory Mix Trials for a Deep Soil/Cement/Bentonite Cut-Off Wall Using CSM Equipment
By Russell J. Denny
"A 25m deep cut-off wall is required for environmental remediation of a Former Chlor-Alkali Plant. Extensive trials were conducted to verify the effectiveness of the mixes proposed, with the requireme
Jan 1, 2015
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Vibro Stone Columns With Preloading – An Effective Foundation Solution For Large Storage Structures
By Ramanathan C, Prasad P. V. S. R
The most critical challenge for any large size storage structures to be constructed on soft compressible soils is bearing capacity and consolidation settlements. Consolidation is the time dependent ph
Sep 1, 2022
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Innovations and Challenges during Urban Development – Shoring and Foundations of Canada’s Tallest Residential Building
By Shawna Munn, Nadir Ansari, Toben Jerry
With ever increasing demands on space in urban environments and smaller available footprints, buildings are being designed to increasing heights to meet the need. This case study discusses the increas
Jan 1, 2019
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TTMJ – The New System for Slurry (Diaphragm) Wall Joints
By Maurizio Siepi, Paul van Horn, John Coupland, Julian Crawley
"TTMJ is the acronym for the Slurry (Diaphragm) Wall Tension Track Milled Joint currently in development as part of the European Union's innovative and far-reaching Horizon 2020 initiative (FTI Pilot-
Jan 1, 2017
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Analysis of Structural Capacity and Stiffness of Drilled Shafts with Construction Defects and Repairs
By John P. Turner, Benjamin J. Turner
"Non-destructive testing and evaluation (NDT/NDE) methods have become standard tools as part of the post-construction quality assurance of drilled shaft foundations. In responding to anomalies, founda
Jan 1, 2016
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The Berkeley Art Museum: Using Deep Foundations to Repurpose a Historical Building
By Timothy Nelson, Simon Burnworth
"The University of California’s new Berkeley Art Museum and Pacific Film Archive will showcase a collection of art and film in a facility that pairs an existing 1930s-era printing press facility with
Jan 1, 2017
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Goethals Bridge Replacement Project - Performance-Based Design of the Drilled Shaft Foundations
By Chunli Wei, Mark Jen, Xiaojun Wang
"After more than 85 years of service, a critical link between New York and New Jersey, the Goethals Bridge over the Arthur Kill waterway, is being replaced with two new parallel bridges. Each bridge i
Jan 1, 2016
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Design And Construction Of Underground Basin Using Composite Slurry Wall 500 Feet Away From The Pacific Ocean
By Ihab Allam PE, Meeok Kim. PE. Ph. D
The wet weather equalization basin (EB) planned for Pacifica, CA is a 45 feet deep rectangular shaped underground water tank containing over 2.1 million gallons of water, and located only 500 feet awa
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Installation and Efficiency of Common Helical Pile Couplings
By Jason Herron, Joseph Brown
The common couplings for joining sections of helical piles with an outside diameter of 6.625 inches and 8.625 inches are square on square, flange to flange, external pipe sleeve, internal pipe sleeve,
Jan 1, 2019
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Design And Construction Of The Deepest Cfa Pile In Australia
By W. L. Chong
For a project located in Docklands Victoria, a high-rise development was proposed where the geology comprised soils of various compositions and consistencies to approximately 50m deep before being und
Nov 1, 2022
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Numerical Evaluation of Top of Rock Profile, Rock Strength and Conductivity.
By Zhang Wengang, L. John Endicott
The properties of many geological materials are variable. This is especially true for variations in elevation of the top of rock profile, strength of weathered rock, and conductivity of rock masses. O
Jan 1, 2019
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Dynamic Load Testing Of Non-Uniform Piles
By Thai Nguyen Ph. D
Dynamic Load Test (DLT) on driven piles has been performed routinely all over the world. In several recent projects, even 100% testing has become a norm where every single pile is dynamically load tes
Oct 1, 2022
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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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Boston Waterfront Redevelopment: Re-use Of Existing Pier Piles To House Future Generations
By John P. Briand III, Douglas J. Aghjayan, Robert E. Fosse
This paper highlights the successful pile load testing program for the redevelopment of Pier One in East Boston, Massachusetts. Pier One is a 5.4-acre parcel on a dormant waterfront site used in the 1
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Reflections on Tremie Concreting in Deep Foundations
By Gilbert R. Tallard
"Pouring deep foundations by the tremie pipe method is nowadays such a common process that it has becomes an unspecified practice. Means and methods are almost entirely at the contactor’s discretion.
Jan 1, 2017
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Goethals Bridge Replacement Foundation Design Modifications Due to Field Conditions
By John P. Turner, Mark Jen, Bobby Daita
"The Port Authority of New York and New Jersey is replacing the existing Goethals Bridge built in 1928 which is deemed to be functionally obsolete. The replacement bridge will consist of a dual cable-
Jan 1, 2016
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Impact Of Groundwater Flow On Design Of Open Underground Excavation
By Heman Manchanda, Sandeep Sharma
Several infrastructure projects are in various stages of construction and planning in India and almost all of them involves open ground excavation extending to varying depths. These structures are gen
Sep 1, 2022