PODCAST: Craig Benson on Sedimentation, Dams, and Watershed Health

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Geosynthetica opens its 2017 series of GeoTalk podcasts with a conversation about sedimentation, dams, and watershed health. Our guest is Craig Benson, an International Erosion Control Association Board Member and a division director for the private, non-profit Natural Resources Services in Eureka, California. NRS is a division of the Redwood Community Action Agency. There are more than 1000 commu... »

Geosynthetic Institute Ups Webinar Offerings in 2017

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The Geosynthetic Institute (GSI) has run a highly successful series of monthly webinars over the past few years. The webinar offerings will increase in 2017, with two sessions per month from January through June followed by one per month from July through December. With January 4, GSI’s webinars will shift their traditional schedule. Instead of hosting a monthly session on the second Wednesday of ... »

GCLs and a Flood Dam Monitoring System

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By NAUE – The need to mitigate the impact of flooding has intensified as floods have become more frequent and serious. All types of dams are being reassessed. Their “impermeability” during emergencies, which is deeply connected to their integrity and overall safety, is of paramount importance. But how can these structures be monitored for better assurance of performance? NAUE was invol... »

Drainage and Filtration Engineering at GeoAmericas 2016

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One of the most common needs in infrastructure is proper drainage and filtration engineering. These solutions consolidate soils to accelerate construction windows. They channel liquids into proper retention or detention areas. They guard against soil less and protect waterways. Drainage and filtration engineering impacts landfills, roads, stormwater systems, dams, levees, and many other infrastruc... »

Coastal Engineering Opportunities at GeoAmericas 2016

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Geosynthetic materials are used extensively in coastal engineering and protection projects. The modern geotextiles industry, in fact, emerged in the 1950s in response to flooding in the Netherlands and tropical storm damage in the United States. Since then, a large industry and innovative designs have come along. Geosynthetic tubes and containers provide dewatering and solids separation for large-... »

Dam World 2015 Announces Geomembranes and Dams as a Topic

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By Bruno Pedroni and Chris Kelsey – Four years ago, the International Large Commission on Dams (ICOLD) released a bulletin that described 265 large dam structures with geomembranes. Geosynthetics companies and engineers have, since the report’s release, increased their communication with the dam engineering sector to further promote the roles that geosynthetics play in dam construction, oper... »

November Webinar: Geosynthetics in Hydraulic Structures

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Live and on-demand education for engineers has really taken off. The North American Geosynthetics Society (NAGS) ran a successful webinar series in 2014. The online site Geo-U.com has been delivering geosynthetics-related on-demand presentations from international experts. And the Geosynthetic Institute (GSI) hosts monthly webinars. On November 12, Dr. Robert Koerner will continue the series with ... »

Last Chance to Register! October 8 Geofilters Webinar

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On Wednesday, 8 October 2014, the North American Geosynthetics Society (NAGS) will host Webinar #3 in its 2014 series of professional development webinars. This time out, R. Jonathan Fannin, Ph.D., P.Eng (University of British Columbia) will present. The topic: Geofilters. Time: 13:00 – 14:00 (EDT) Date: 8 October 2014 REGISTRATION LINK (Registration closes end of day, October 7, 2014) Membe... »

October 8 NAGS Webinar – Geofilters

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On Wednesday, 8 October 2014, the North American Geosynthetics Society (NAGS) will host Webinar #3 in its 2014 series of professional development webinars. This time out, R. Jonathan Fannin, Ph.D., P.Eng (University of British Columbia) will present. The topic: Geofilters. Time: 13:00 – 14:00 (EDT) Date: 8 October 2014 REGISTRATION LINK (Registration closes October 7th, 2014) Members of the ... »

Improve Your Business with CQA Week Training

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CQA Week was established 10 years ago to provide technically advanced but immediately implementable, revenue-generating expertise for geotechnical engineering businesses. The focus is on providing the type of training that will keep companies (and regulators) ahead of the field. Held twice per year, CQA Week will next take place 13 – 17 October 2014 in Austin, Texas at the TRI Environmental campus... »

CQA Week Short Courses and Certification, October 13 – 17

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TRI Environmental has announced the short course line up for the next CQA Week. Now in its 10th year, CQA Week will be 13 – 17 October 2014 in Austin, Texas and feature training and certification opportunities in liner integrity (leak location) surveys, CQA of geosynthetic installations, and CQA of compacted clay and GCL installations. REGISTER FOR CQA WEEK ONLINE DOWNLOAD THE BROCHURE (PDF) The s... »

Fannin to Present NAGS Webinar on Geofilters

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On Wednesday, 8 October 2014, the North American Geosynthetics Society (NAGS) will host Webinar #3 in its 2014 series of professional development webinars. This time out, R. Jonathan Fannin, Ph.D., P.Eng (University of British Columbia) will present. The topic: Geofilters. Time: 13:00 – 14:00 (EDT) Date: 8 October 2014 REGISTRATION LINK (Registration closes October 7th, 2014) Members of the ... »

New Edition of Electrical Leak Location Guide

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TRI Environmental has published an updated Electrical Leak Location Survey General Guide. This publication (August 2014) closely follows the release of ASTM International Committee D35’s new standard, D7953 – Standard Practice for Electrical Leak Location on Exposed Geomembranes Using the Arc Testing Method. DOWNLOAD A COPY OF THE ELL GUIDE (PDF) The most substantive change in the guid... »

Electrical Leak Location Method Receives New ASTM Designation

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AUSTIN, Texas – After having been in commercial use in Europe since 1999, the arc testing electrical leak location (ELL) method has finally found a home among other electrical leak location methods in ASTM International’s standards system. ASTM D7953-14, Standard Practice for Electrical Leak Location on Exposed Geomembranes Using the Arc Testing Method, has been approved by Committee D35 on ... »

VIDEO: Underwater Installation of GCL for Flood Protection

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By NAUE – The video “Dam Sealing with Bentofix® BZ 13-B” shows how Geosynthetic Clay Liners (GCLs) allow ecological, economical and safe construction, including for underwater installation of a flood protection sealing system. A barrage along the Lech River in Feldheim, Germany is profiled. The Feldheim barrage is located directly in a nature reserve, 40 km north of Augsburg. As ... »

GeoHazards 6 Part of an Important Geotechnical Movement

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While geohazards mitigation and response is large topic around the word, it is only now gaining real traction in North America. Canada has a more developed geohazards market (systems, companies, research and regulation), and GeoHazards 6 (15-18 June 2014) is making a huge statement with its choice of venue: Queen’s University in Kingston, Ontario, Canada. UPDATE: Abstracts deadline extended to Nov... »

GSI October Webinar: Hydraulic Applications

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By Robert Koerner – Having closed out the four-part webinar series on MSE Walls, the Geosynthetic Institute (GSI) will continue with its regularly scheduled GSI Webinars here in October. The upcoming webinars form a series focused on geosynthetic applications.  On 9 October 2013, the first of these begins with the topic “Geosynthetics in Hydraulic Applications.” Sections of the w... »

VIDEO: Construction of Turkey’s Arkun Dam with Geosynthetic Reinforcement System

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The newly constructed Arkun Dam hydropower facility on the Çoruh River (Turkey) would have been considerably more expensive if conventional concrete walls were used along the edges of the power station. NAUE Geosynthetics profiles the project and the reinforced earth option that was selected and which saved 40% on the cost for this portion of the project. »