Found 411 results.

Test method for determining leakage through imperfections in GMs of a composite liner system

June 1, 2020

…a pressure vessel cell. Note that the normal pressure is applied by an additional rubber bladder over the top of the assembled cross section. The leakage through any imperfection in…

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High-strength geocell and geogrid hybrid reinforcement

June 1, 2020

…for planar reinforcement for rut criteria (Pokharel 2010). This method has already been employed to design unpaved roads in various projects and has been verified by Pokharel et al. (2015)….

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Geosynthetic strip MSE wall at Point Defiance Marina

April 1, 2020

…when using geosynthetics. Research Andrawes et al. (1978) originally defined the differences between the relative extensibility of the reinforcement inclusions. Inextensible inclusions are those that “have rupture strains which are…

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CSPE performance and history in long-term potable water storage applications

April 1, 2020

…By Brian Fraser, Steven Roades, Mike Neal and Alex Gersch Chlorosulfonated polyethylene (CSPE) is a synthetic rubber-based material manufactured by a calendaring process into multiple layers and combines…

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International Achievement Awards

April 1, 2020

…to install sand-colored GT500 Geotube units that were filled with quarry-run course-grain material at the existing coastline. The oval-shaped 14.8-foot (4.5-m) wide Geotube structure would run the entire 1.1 miles…

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How a company in rural Israel became a global leader in technical fabrics

March 2, 2020

One of the two companies that formed E² is a technical fabric manufacturer in southern Israel called Erez Thermoplastic Products. Founded in 1982, Erez introduced advanced polymer technologies…

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EPA proposes additional amendments to the regulations for coal combustion residuals

February 20, 2020

…utilities that we rely on every day,” said EPA Administrator Andrew Wheeler. “While the majority of the protections in EPA’s 2015 rules are currently in place and being implemented on schedule, these…

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AGRU introduces CleanSeam for geomembranes

February 12, 2020

…AGRU released CleanSeam, a new product configuration for AGRU geomembrane liners that integrates a protective release film on the weld edges of the geomembrane. CleanSeam eliminates or greatly…

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GMA happenings

February 1, 2020

…Officials (AASHTO), the National Transportation Product Evaluation Program (NTPEP) and the Virginia Department of Transportation; the repeal of a century-old restrictive ruling; state and local visits to Rhode Island and…

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Geosynthetics pioneer Robert M. Koerner and wife pass away

December 3, 2019

…home, Bob was an avid distance runner while Paula was an accomplished gardener, talented tailor and fantastic cook. They are already greatly missed. They are survived by three children: Michael (wife Mary)…

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