Transforming the geosynthetics world

April 1st, 2022

In this special issue of Geosynthetics magazine, we examine the rapidly evolving world of geosynthetics and sustainability with the timely, future-oriented feature by geosynthetics veteran Boyd Ramsey, “Geosynthetics and Sustainability: How Is Our Industry Doing?”  Sustainability is a complex issue. In his feature, Ramsey looks at how geosynthetics companies and organizations are rising to the […]

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GCL-GM geocomposite: Which end is up?

April 1st, 2022

Q: In a geosynthetic clay liner-geomembrane (GCL-GM) geocomposite, does it make any difference which side of the geocomposite is up: GM or clay? A: This is a very detailed question that is application specific. The following design details all need to be considered: Is the GCL-GM geocomposite used for a liner or a cover, is […]

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Geosynthetics for Alaska landfill closure

February 23rd, 2022

Solmax provides a combination of geosynthetics for Alaska landfill closure project with multiple geotechnical challenges. Installation of geosynthetics at the Homer Solid Waste Facility landfill in Alaska. Photograph courtesy of Solmax Kenai Peninsula Borough in southern Alaska needed to complete phase two of a landfill-closure project at its Homer (Alaska) Solid Waste Facility. This involved […]

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EPDM geomembrane for a water application

February 1st, 2022

Q: We are looking at a life-cycle study for the usefulness of an ethylene propylene diene monomer (EPDM) geomembrane for a water conservation application. Request to kindly share the information for our study. Regards. A: An EPDM geomembrane is going to lie flat on the subgrade soil without wrinkles (no field-induced stress). Therefore, it will […]

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Fusion-welded HDPE geomembrane patch

February 1st, 2022

Q: I need to make sure of what the minimum area is for a fusion-welded HDPE geomembrane patch with a 60-mil (1.5-mm) thickness that should be fusion welded instead of extrusion welded. Also, when does one need to replace a panel that is damaged (i.e., the percent of damage allowed to be repaired)? Thank you […]

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AGRU America and HK Solutions improve manhole technology using geomembranes

January 20th, 2022

Monoform PLUS for manhole and wet well rehabilitation applications combines HK Solutions’ Monoform with AGRU’s Ultra Grip geomembrane. Manhole incorporating Monoform PLUS. Photograph courtesy of HK Solutions Group AGRU America Inc. and HK Solutions Group have released Monoform PLUS, a comprehensive manhole rehabilitation product package that offers streamlined installation with minimal impact on local traffic, […]

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Protecting groundwater with geomembranes in Swedish highway expansion

January 18th, 2022

Integrated into a highway expansion project in Ljungby, Sweden, an HDPE geomembrane protects groundwater feeding the drinking water supply of 70,000 Swedes. Photograph courtesy of Solmax The E4 highway in Sweden meanders 346 miles (557 km) between Helsingborg and Stockholm. It is one of the country’s most important traffic and transport routes. Trafikverket (Swedish Transport […]

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Geocomposite lines Anchorage Regional Landfill expansion project

December 13th, 2021

Photograph courtesy Solmax In 2020, the Solid Waste Services department (SWS) of Anchorage, Alaska, expanded the Anchorage Regional Landfill’s capacity by adding a new cell 9 and tying it to several existing cells in close proximity. Alaska Aggregate Products LLC (AAP) was awarded the geosynthetics and piping contract, and AAP chose Solmax to supply all […]

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COMANCO completes Crystal Lagoon lining in southwest Florida

November 24th, 2021

By David Ramirez, project engineer, COMANCO Crews lining the lagoon with a white LLDPE geomembrane. Photograph courtesy of COMANCO A COMANCO crew led by Superintendent Alejandro Loza has completed a Crystal Lagoon geosynthetics installation in Bradenton, Fla. The COMANCO lagoon liner consisted of smooth and textured 80-mil (2-mm) linear low-density polyethylene (LLDPE) white geomembrane. Overall, […]

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Pittsburgh Water & Sewer Authority taps Layfield Geosynthetics for floating cover for reservoir

November 10th, 2021

Photograph courtesy of Pittsburgh Water & Sewer Authority The Pittsburgh Water & Sewer Authority (PWSA) chose Layfield Geosynthetics (USA) for the supply and installation of a new chlorosulfonated polyethylene (CSPE) liner and floating cover system for the Highland 2 Reservoir. The project includes demolition of the old liner and cover and fabrication and construction of a […]

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