The 15 most difficult GMA Techline questions from the 3rd 500 Q’s-and A’s

February 1st, 2011

From the GMA Techline Note: This is an appendix to the article, "GMA Techline’s 3rd 500 Q’s-and-A’s." Question 1 Q: I am trying to find a way to predict the size and shape of a gas bubble that might form under a geosynthetic liner in a pond lining system—specifically, the relationship between its vertical height […]

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2011 geosynthetics anniversaries

February 1st, 2011

Happy anniversary! Celebrating in 2011: Huesker Synthetics GmbH (Germany)—the founding parent company started in 1861 (150 years) and Huesker Inc., Charlotte, N.C., incorporated in the U.S. in 1991 (20 years) … and also 20 years in 2011 for Ian Peggs and his I-Corp. International Inc., based in Ocean Ridge, Fla. … Congratulations!

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Infrastructure news

February 1st, 2011

In 2010, the American Recovery and Reinvestment Act (“stimulus package”) allotted about $72 billion to repair deteriorating infrastructure—and to initiate new projects—in the U.S. Pothole-filled roads, crumbling bridges, leaking dams, growing energy demands, and more garbage require that amount of money … and much more, according to the American Society of Civil Engineers. The ASCE […]

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‘Old-timer’ recalls the history of geomembrane interface strength tests (Part 1)

February 1st, 2011

By Allan J. Breitenbach, P.E. Introduction I was fortunate enough to attend the interesting 9th International Conference on Geosynthetics (9ICG) in Guarujá, Brazil, in May 2010. During the last day of presentations there was a good discussion on large-scale, laboratory, direct-shear liner testing: Whether to clamp and restrain the liner sheet or allow it to […]

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Nature takes its course at Mirimichi

February 1st, 2011

Award-winning erosion control and revegetation aced this golf course renovation. Background In 2007, when Big Creek Golf Course was on the auction block and slated for redevelopment, its future was unknown. Today, the renamed Mirimichi Golf Course is greener than ever due to the vision of new owner, golf junkie, and pop star, Justin Timberlake. […]

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Incheon Bridge project with geotextile tubes application

February 1st, 2011

This project, submitted by TenCate Geosynthetics, won an Award of Excellence in the 2010 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in it’s own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2011 International Achievement Awards are being accepted now. […]

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EuroGeo4 Proceedings?

February 1st, 2011

Editor's Note: A reader of "Geosynthetics: A key toward sustainability" asks a question about EuroGeo4. Question Hello, I work for a federal library in Denver, Colo., and am trying to obtain a copy of a paper presented at the European Geosynthetics Conference (EuroGeo4) in Edinburgh, Scotland Sept. 7-10, 2008, but can find no contact information […]

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MSEW drainage?

February 1st, 2011

Editor's Note: From the Geosynthetics article: "Pipeless drainage system" (April/May 2008) GMA Techline question From: Carlos RE: Drainage What is the most used design method for drainage systems in MSEW with geosynthetics? Or what can I do for designing a system for drainage in the MSEW? Response From: October/November 2010 Geosynthetics RE: GMA Techline answer […]

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Questions and answers RE: “Backfill depleted open-pit mines…”

February 1st, 2011

Editor's Note: A variety of comments and questions arrived following the April/May 2010 publication of Allan Breitenbach’s article, "Backfill depleted open-pit mines with lined landfills, tailings, and heap leach pads." Comments From: Ana Posted: May 17, 2010 Re: Excellent article Very interesting and complete. Thank you! From: Herman Posted: Oct. 5, 2010 Re: Pit floor? […]

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Missing information?

February 1st, 2011

Editor's Note: In a comment regarding "Tensar grid wins IGS award," a reader asked a follow-up question regarding specifications for this particular geogrid. Inquiry From: Jorge Posted: Sept. 17, 2010 Congratulations to Tensar for the award [for TriAx geogrid], but what I would like to know, if it is possible, is the technical data for […]

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