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Tensar takes legal action in Canada vs. Enviro-Pro Geosynthetics
October 7th, 2014
 Lawsuit cites infringement of geogrid patent Atlanta-based Tensar International has filed a patent infringement lawsuit in Canada against Enviro-Pro Geosynthetics Ltd., a reseller of geogrid manufactured in China by Taian Modern Plastic Co. Ltd. (TMP), according to a Tensar press release issued Oct. 7. The Canada lawsuit is pending in Federal Court in Ottawa, […]
Specifier’s Guide 2015-Don’t be left out
October 2nd, 2014
 Company directory listings, product data spec charts The annual Specifier’s Guide by Geosynthetics magazine is going to press in a few weeks. Do not be left out of the 2015 edition. The Specifier’s Guide is the most trusted industry resource, used throughout the year by more than 35,000 industry professionals in 55 countries for […]
Water, water, water
October 1st, 2014
By Ron Bygness Eight years ago, I interviewed Ernie English. At that time, Ernie was with GSE and was the chairman of the Geosynthetic Materials Association’s Executive Council. I asked him several questions about the state of the geosynthetics industry, about market opportunities, about some historical perspectives. Then I asked Ernie about the future for […]
Geosynthetics standards and specifications
October 1st, 2014
By Lucie Passus An article reprinted in the spring 2001 issue of ASTM International’s Business Link, on a research project entitled “The Economic Benefits of Standardization,” built the case for companies to support standardization. Some highlights from this article emphasized the following: Short- and long-term cost-savings and competitive benefits are achieved by companies who participate […]
NAGS meeting report
October 1st, 2014
By Bob Mackey The North American Geosynthetics Society (NAGS) is in the midst of some changes that we want to result in the ability of the society to be more active and have a higher profile within the North American geosynthetics community. Unlike other International Geosynthetics Society (IGS) chapters, NAGS is only one of several […]
GSI Fellowship Awards announced
October 1st, 2014
By Bob and George Koerner The GSI Board of Directors has made its selections for the GSI Fellowship Awards for academic year 2014-2015. The program recognizes and supports outstanding graduate students researching geosynthetics. The following were selected from 12 new proposals and three renewals. No. Name University Advisor Topic 1-14 Asli Yalcin Dayioglu University of […]
Fish pond lining
October 1st, 2014
Questions and answers from the GMA Techline Fish pond lining We have a project fixing an HDPE liner for a fish pond. Should we use HDPE liner 0.50mm? What would be the suitable covering sheet to protect the pond from UV? (Mustafa | Saudi Arabia) Mustafa, You ask good questions but ones that really require […]
Hanes acquires ERO-TEX
October 1st, 2014
4th geosynthetics purchase since 2011 By Ron Bygness Winston-Salem, N.C.-based Hanes Geo Components (HGC) announced in an August press release that it has acquired ERO-TEX, a distributor of geotextiles and erosion control materials located in Menomonee Falls, Wis. The acquisition is the fourth for HGC in the past four years: Michigan-based Price & Co. (2011), […]
Geogrid bags provide shallow water habitat in Seattle
October 1st, 2014
Marine mattress installation for new Elliott Bay Seawall By Ron Bygness Why do marine animals need mattresses? A marine mattress, a geogrid bag filled with stone, will provide a shallow water habitat along the new Elliott Bay Seawall in Seattle. This is especially important for small fish, including migrating juvenile salmon. The seven-year reconstruction project […]
Allowable stress on geonets based on laboratory creep tests
October 1st, 2014
By Dhani Narejo and Sam Allen Introduction The first article in this three-part series presented compressive stress-strain behavior of several different geonet structures. The collapse, or rollover, does not occur for many types of geonets. In the absence of a rollover, the compression of geonets is non-linear in most cases with the compression rate being […]