Assessment of condition of an uncovered geosynthetic landfill bottom liner system

June 1st, 2020

By James L. Hanson and Nazlı Yeşiller Composite liner systems consisting of geomembranes (GMs) placed over geosynthetic clay liners (GCLs) commonly are used for containment applications. Such systems are used in base liners for ponds, reservoirs, basins and canals, and bottom and cover liner systems for landfill facilities. Even though the use of GCL-GM composites […]

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Coated fabrics for secondary containment applications

March 30th, 2020

The importance of environmental control In the U.S., dealing with environmentally hazardous liquids calls for conforming to the U.S. Environmental Protection Agency (EPA) rules, along with state and local requirements for secondary containment and under-dispenser containment. As part of your response plan in the event of a leak, contingencies are required for leak prevention and […]

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CETCO launches BENTOMAT DN-HS geosynthetic clay liner

February 13th, 2020

CETCO, a leader in geosynthetic clay liners (GCLs) manufacturing, has released the BENTOMAT DN-HS geosynthetic clay liner, a new addition to the BENTOMAT product portfolio that uses proprietary, high-density needlepunching technology to generate superior peak shear strength properties for slope stability. The product is ideal for containment systems that exist in seismic areas and high […]

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Get listed in the Geosynthetics 2020 Specifier’s Guide

September 16th, 2019

The annual call for listings in the Geosynthetics 2020 Specifier’s Guide opened September 16. Thousands of companies, engineers and government agencies turn to this annual guide to purchase products and services. This comprehensive resource lists suppliers of geotextiles, geomembranes, geogrids, geosynthetic clay liners, drainage materials, geocells and erosion control materials, as well as services related […]

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The 2019 state of the geosynthetics industry

April 1st, 2019

The U.S. and Canadian geosynthetics market includes geotextiles, geomembranes, geogrids, geosynthetic clay liners, drainage materials, geocells and erosion control materials. In 2018 the U.S. and Canadian geosynthetics market grew in the low single-digit range and is expected to grow somewhat higher in 2019. Consolidation continues in geosynthetics market U.S. geosynthetic manufacturers will likely experience stiff […]

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Christopher honored with 2018 Koerner award and lecture series

February 1st, 2019

The Geosynthetic Materials Association (GMA), led by a Koerner awardee selection task force, chose Barry R. Christopher, Ph.D., P.E., as the recipient of the 2018 Robert M. Koerner Award and Lecture Series. The award and lecture series is named for Robert M. Koerner, Ph.D., the founder and director emeritus of the Geosynthetic Institute and professor […]

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Get listed in the Geosynthetics 2019 Specifier’s Guide

October 1st, 2018

The annual call for listings in the Geosynthetics 2019 Specifier’s Guide opened September 19. Thousands of companies, engineers and government agencies turn to this annual guide to purchase products and services. This comprehensive resource lists suppliers of geotextiles, geomembranes, geogrids, geosynthetic clay liners, drainage materials, geocells and erosion control materials, as well as services related […]

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Barry R. Christopher honored with 2018 Koerner award and lecture series

September 11th, 2018

The Geosynthetic Materials Association (GMA), led by a Koerner awardee selection task force, selected Barry R. Christopher, Ph.D., P.E., as the recipient of the 2018 Dr. Robert M. Koerner Award and Lecture Series. The award and lecture series is named for Dr. Robert M. Koerner, Ph.D., the founder and director emeritus of the Geosynthetic Institute […]

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New ASTM International standard will help in construction with GCLs

August 2nd, 2018

A newly released ASTM International standard will help those who construct and install geosynthetic clay liners (GCLs), which are used to help with containment for: landfills coal combustion residual storage cells mining operations remediation and environmental protection projects The new standard (D8204) focuses on evaluating both best practices as well as possible negative impacts of […]

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QA/QC for geosynthetics in waste containment is focus of GSI course

June 26th, 2018

The Geosynthetic Institute (GSI) will host an online course entitled “Course 1: Quality Assurance/Quality Control of Geosynthetics in Waste Containment Facilities,” Oct. 16–18, 2018, from 11 a.m. to 12:30 p.m. and from 2 p.m. to 3:30 p.m. EDT each day. Robert M. Koerner and George Koerner will teach the course. This is the first GSI […]

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