Soliciting all interested parties in creating a new geomat specification

April 1st, 2024

FIGURE 1 Polypropylene geomat with geotextile The Geosynthetic Institute (GSI) has a long history of creating industry-wide generic specifications for geosynthetics. At present, we have 23 promulgated and three others under development. Like all engineered materials, geosynthetics need general requirements/thresholds to incorporate into plans and specifications.  GSI is currently undertaking a new effort in regards […]

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Lower trial weld strengths in polyethylene seams

October 1st, 2023

Polyethylene (PE) seaming techniques are used in the field to fabricate rolls of geomembranes into liner systems. There are two predominant methods used: hot wedge “fusion” welding and “extrusion” seaming. Over the past year, installers have noticed lower trial weld strength than in years past. This makes for much discussion on the jobsite between certified […]

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A look at Geo Conference 2023

August 1st, 2022

As we move into August, session chairs and reviewers are hard at work and authors are putting the final touches on their papers; instructors and moderators are preparing for an exciting variety of panel discussions, workshops and short courses. Registration opens on August 15! It’s a great time to start making your travel arrangements. Stop […]

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Commentary on attribution and referencing in technical papers

April 1st, 2018

In presenting written technical information in academic papers and presentations, including in geosynthetic papers, as well as conference proceedings and presentations, it is established practice for the author to attribute references, data, charts, tables, graphs, photographs, illustrations and concepts back to the initial originator/developer, who under law is the copyright holder to the work simply […]

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IGS-NA news

April 1st, 2018

The following are highlights of the many initiatives of IGS-NA over the last few months. IGS-NA supports Geosynthetics 2019 The North American Chapter of the International Geosynthetics Society (IGS-NA) is proud to support the Geosynthetics 2019 conference, which is organized by the Geosynthetic Materials Association, to be held Feb. 10–13, 2019, at the Marriott Marquis […]

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Ten years of GSI student fellowships

February 1st, 2018

There are 29 types of 501(c) nonprofit organizations in the United States and probably many more worldwide. The most common are 501(c)(3) organizations, which include organizations with religious, charitable, scientific, literary and educational purposes. Of the approximately 4 million in the United States alone, the Geosynthetic Institute (GSI) is one of them. These organizations are […]

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GSI offers webinar on geosynthetics in heap leach mining

April 19th, 2017

The Geosynthetic Institute (GSI) will offer a webinar on “Geosynthetic Applications Used in Heap Leach Mining,” on April 26, 2017, from 11:30 a.m. to 1 p.m. EDT. The chemical extraction of precious metals from low grade ore and tailings has been ongoing since the 1950s. Gold, silver and copper are the general targets, wherein heaps […]

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Request For Proposals: GSI fellowships for graduate students

April 1st, 2017

The Geosynthetic Institute (GSI) has announced its annual worldwide student call for request for proposals (RFPs) focusing on innovative geosynthetics research and development projects. There will be several awards given, each for $5,000. (Note that this is a change from the original program in that the terms are different and that the students can be […]

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Geosynthetic Institute (GSI) Hosts March 8 Solid Waste Landfill Failure Webinar

March 3rd, 2017

11:30 a.m.–1 p.m. (ET) Wednesday, March 8, 2017 GSI members: $200 USD Non-GSI members: $250 USD 610-522-8440 The Geosynthetic Institute will host the webinar “Behavior and Analysis of Twenty Solid Waste Landfill Failures” on March 8, 2017. Using data analyzed by the computer program ReSSA (3.0) and individual reports that identified the triggering mechanism […]

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Next GSI webinar Nov. 9

November 2nd, 2016

GSI W-3 webinar: “MSE Wall Remediation and Monitoring” 11:30 a.m.–1 p.m. (ET) Wednesday, Nov. 9, 2016 GSI members: $200 USD Non-GSI members: $250 USD  Webinar Overview The Geosynthetic Institute (GSI) database of failed MSE walls indicates that 44 out of 171 failures with geosynthetic reinforcement were caused by excessive deformation. Of these 44, 25 were […]

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