New geosynthetics advocacy aimed at state and local levels

February 1st, 2013

By Andrew Aho GMA has developed a new State and Local Advocacy (SLA) program to advocate for geosynthetic usage at state level and to the state agencies. GMA launched SLA to build on the successes we have had at the federal level providing awareness and promoting solutions that geosynthetic materials provide in transportation, civil, and environmental […]

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RemTech 2012 report

February 1st, 2013

The sixth annual RemTech Remediation Technology Exhibition and Conferences was held in Ferrara, Italy, Sept. 19-21, 2012, under the auspices of various technology societies, including the International Geosynthetics Society–Italian Chapter (AGI-IGS). The RemTech Expo is an event dedicated to remediation techniques, featuring operators, manufacturers, contractors, institutions, and academics to help build workable solutions for the […]

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Many applications for geosynthetic reinforcement

February 1st, 2013

To the editor: The August/September [2012] issue of Geosynthetics highlighted the success of geosynthetic reinforcement in traditional civil engineering applications, specifically walls, slopes, and abutments. The diversity of the markets is a testament to the continued expansion of the industry. Stream embankments, landfills, commercial and residential developments, and bridges were all featured in the articles. […]

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Geotextile compatibility w/typical MSW landfill leachate

February 1st, 2013

From the GMA Techline RE: Geotextile compatibility w/typical MSW landfill leachate We need to respond to an Environmental Protection Agency (EPA) request for additional documentation that shows geotextile and geomembrane compatibility with typical landfill leachate. The request is associated with a municipal solid waste (MSW) landfill expansion permit application in Illinois. We are able to […]

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Geomembrane leakage rates

February 1st, 2013

From the GMA Techline RE: Geomembrane leakage rates I’m wondering if you can help me find an average value and range of values for geomembrane cover leakage rates (in gallons/acre/day) as it relates to waste rock stockpiles or covers for solid waste disposal. I reviewed the Geosynthetic Institute website but did not find any references […]

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Floating covers

February 1st, 2013

From the GMA Techline RE: Floating covers I am looking for information on designing and installing a floating roof cover to a circular concrete reservoirs. We have completed many floating cover projects to square and rectangular (slope embankment) earth dams but we are very interested in finding information, articles, discussions, and/or books on designing and […]

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Static shear strength of geosynthetic clay liners

February 1st, 2013

Part 2: Static shear strength By Chris Athanassopoulos, P.E. and Patrick Fox, Ph.D., P.E. Introduction Part 2 of our three-part series on geosynthetic clay liner (GCL) shear strength is devoted to static shear strength, which is the strength measured for relatively slow loading conditions. Internal and interface static shear tests have been conducted for a […]

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Reinforced levees stand strong

February 1st, 2013

Geosynthetic materials provide hurricane protection through erosion control for Louisiana levees, and a Florida canal By Andy Burran Introduction Hurricanes and other extreme storm events seem to be intensifying, putting the U.S. infrastructure at increasing risk of failure. As the nation assisted the Northeast in rebuilding after Hurricane Sandy last fall, we were reminded of […]

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Geosynthetic solutions for Northumberlandia

February 1st, 2013

The largest human form sculpted into the landscape By Patricia Guerra Escobar 1. Introduction 1.1 Project concept Northumberlandia is the world’s largest human form sculpted into the landscape, designed by renowned landscape architect and artist, Charles Jencks. The woman earth sculpture is lying at the entrance of a surface coal mine in southeast Northumberland, near […]

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Transformation of wastewater impoundment into Qingjing Lake at Sino-Singapore Tianjin Eco-city

February 1st, 2013

This project, submitted by TenCate Geosynthetics, won an Outstanding Achievement Award in the 2012 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2013 International Achievement Awards are being accepted now. […]

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