Geosynthetics companies navigate the infrastructure law

April 1, 2024  |  Features, Markets, Product Trends

The $1.2 trillion bipartisan Infrastructure Investment and Jobs Act (IIJA) was passed more than two years ago to invest in America’s crumbling infrastructure, providing funding to rebuild roads and bridges, replace lead pipes, help provide high-speed internet across the country, and deliver cleane…
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XR-3 geomembrane helps supply fresh water to residents of Baltimore

April 1, 2024  |  Final Inspection

Druid Hill Park was inaugurated in 1860 and is listed on the National Register of Historic Places, totaling 745 acres (300 ha) in size. Druid Lake was constructed (1863–1871) to provide a 1-billion-gallon (440 million m3) capacity, 55-acre (22 ha) freshwater reservoir supplying the city of Baltimo…
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Soliciting all interested parties in creating a new geomat specification

April 1, 2024  |  GSI News

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 a…
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ECTC-A sustaibnable industry group for over 30 years

April 1, 2024  |  ECTC News

The Erosion Control Technology Council (ECTC) was formed in 1992 with a focus on Rolled Erosion Control Products (RECPs). Over the past 32 years the group has changed and adjusted to the times. Many say ECTC is a sustainable industry group. This year ECTC has its largest membership numbers ever with…
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The 2023 Koerner Lecture Q&A session

April 1, 2024  |  GMA News

George Koerner: Geomembranes used as landfill liners may experience differential settlement or local strain due to protrusions or anomalies in the subgrade. Therefore, it is important to define a maximum allowable strain that any given geomembrane can tolerate without compromising its integrity. Do …
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Geotechnical Frontiers beyond paper submission

April 1, 2024  |  Geotechnical Frontiers Watch

Abstract submission is closed and reviews are in process, but that isn’t the end of your opportunities to contribute to the technical program. This is the time to submit your ideas for short courses and special sessions and to step up to the plate to serve as a presenter, reviewer or session chair…
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Geosynthetics embankment with seismic resilience for highway

April 1, 2024  |  Features

The tectonic movements caused by earthquakes seriously affect the stability of infrastructure. Highways that pass through seismic fault zones are particularly vulnerable to catastrophic earthquake damage because of their long lines and broad areas. The traditional solutions for these problematic sit…
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Geomembrane testing

April 1, 2024  |  Q&A: GMA Techline

Q: We are a geomembrane manufacturer and have a client who asked us to test an old geomembrane that we sold to them 20 years ago for a surface impoundment. They are also asking us to test a competitor’s geomembrane used at the same site. Can we issue a formal report to a governing agency of result…
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Temporary interim covers

April 1, 2024  |  Q&A: GMA Techline

Q: I am writing to inquire if you are aware of any recommendations or guidelines for removal of geosynthetic liners that have been used as temporary interim covers at landfills. We recommend facilities totally take up and remove the temporary cover; however, we have had some recent proposals to run …
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Geotextile quality issues

April 1, 2024  |  Q&A: GMA Techline

Q: We are performing certified quality auditing (CQA) at a jobsite and having major quality issues with the geotextile delivered to the site. For example, the mass per unit area is low, all mechanical properties are below specification, the permittivity and apparent opening size (AOS) are low. We ar…
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