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Storing geomembranes on a job site
April 5th, 2023
Geomembranes are very versatile materials made to withstand extreme temperatures, punctures, stress resistance, and exposure to various elements. In spite of this, it is nevertheless essential to store the materials properly on-site before installation to protect them from damage and degradation and maintain their optimum performance. Some of the key points to remember when storing geomembranes are: Store the […]
Landfill Gas Emissions Modeling
February 1st, 2023
Q: I’m writing to see if you are aware of any research on landfill gas (LFG) emissions modeling through various geomembranes, particularly for temporary covers? A: Landfill gas modeling is the practice of forecasting gas generation and recovery based on past and future waste disposal histories and estimates of collection system efficiency. It is an […]
Geomembranes with better performance
February 1st, 2023
Q:We are researching liner alternatives for an industrial client that will have lined impoundments subject to high temperature influent (>140 degrees F), low pH (1 SU+/-), and may have organic contaminants. Are there any polyethylene geomembranes that meet these requirements? A: Thank you for your question about geomembranes with better performance than GRI GM13 GMB […]
E Squared expanding production, warehousing and distribution
November 15th, 2022
E Squared, a leader in the development and manufacture of high-performance coated fabrics, film sheeting and technical textiles, announces a major expansion of its production, warehousing and distribution capabilities. Ronald Mark Associates, Inc., along with Virginia Governor Glenn Youngkin have announced a $13.5 million investment in a manufacturing facility located in Bluefield, Va. The Ronald […]
Vinyl Sustainability Council welcomes Cooley Group
October 28th, 2022
The Vinyl Sustainability Council (VSC), a self-funded business council advancing sustainability in the vinyl industry, welcomes Cooley Group as the newest member of the council. VSC membership is reserved for organizations taking a leadership role to advance sustainability throughout the vinyl industry. “We congratulate Cooley Group on their long-term commitment to sustainability and their advocacy of […]
Titan Environmental constructing new facility
August 19th, 2022
Titan Environmental has announced the growth of its U.S. operations with expansion of the Titan Environmental USA (Titan USA) team, and construction of a new facility in Houston, Texas. Titan has broken ground on a 40,800-square-foot facility located on a nine-acre lot in Houston. The new facility will provide additional working space and increase capacity […]
Performing proper quality management on geomembranes
August 1st, 2022
As a vital part of a landfill, tailings dam or wastewater treatment facility, geomembranes provide a barrier between your waste and the environment. It is important to perform proper geomembrane quality management to ensure that your liner is performing to the highest standards possible and will continue to do so for years to come. There […]
Adding graphene to geosynthetics
June 1st, 2022
Q: I have some commercial application questions in the field of geosynthetics. We manufacture graphene powders in the most sustainable way, and it allows us to supply graphene to manufacturers much more economically. As you may have heard, graphene has wonderful material properties atomically to offer, and I am looking for opportunities to leverage its […]
Pipe penetrations through geomembranes
June 1st, 2022
Q: Is there a recommended detail that you can provide or point me toward for pipe penetrations through geomembrane single and double liners? A: You should review American Society for Testing and Materials (ASTM) D6497 Standard Guide for Mechanical Attachment of Geomembranes to Penetrations or Structures. It is excellent, with three tried-and-true standard details that […]
PVC geomembrane specifications for South American lithium mining
June 1st, 2022
FIGURE 1 A covered pond with a PVC geomembrane (left) that complies with Fabricated Geomembrane Institute (FGI) specifications. A second pond (right) is already filled with lithium brine. Lithium, one of the raw materials in various batteries, is the element powering the technological revolution over the past 30 years that has led to people having […]