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GSI to host webinar on MSE remediation and monitoring
February 28th, 2019
The Geosynthetic Institute (GSI) will sponsor a webinar “MSE Wall Remediation and Monitoring,” on March 6, from 11:30 a.m. to 1 p.m. EST. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. The GSI database of failed MSE walls indicates that 44 out of […]
The GMA Techline
October 1st, 2018
Toxicity of nonwovens? Q: Are there any comprehensive tests (or a general synopsis) of the environmental toxicity of leachate from nonwoven polypropylene fabrics when aged in a freshwater or saltwater solution? Regulatory and municipal bodies in Europe and New Zealand are requesting more info about products that are used in riparian and coastal environments. A: […]
Part 2: The regulation of CCR in the United States: Geosynthetics and barriers
October 1st, 2017
As discussed in Part 1 of “The Regulation of CCR in the United States,” for the first time in decades, nationwide regulation of CCR (coal combustion residuals) surface impoundments expands the regulated use of geosynthetic materials. While the CCR Rule (2015) allows continued operation of existing CCR surface impoundments, it provides criteria for the disposition […]
ASCE publishes selected papers from Geotechnical Frontiers 2017 in new e-book
August 18th, 2017
The American Society of Civil Engineers (ASCE) has released the e-book Geotechnical Frontiers 2017: Waste Containment, Barriers, Remediation, and Sustainable Geoengineering, edited by Thomas L. Brandon and Richard J. Valentine, which includes selected papers from the Geotechnical Frontiers 2017 conference, held in Orlando, Fla., March 12–15, 2017. The Industrial Fabrics Association International (IFAI) and the Geo-Institute of […]
Part 1: The regulation of CCR in the United States: Geosynthetics and barriers
August 1st, 2017
The regulation of coal ash (coal combustion residuals or CCR) has significantly expanded the market for geosynthetics within the United States. Further, there is interest in these regulations around the globe in every country using coal as an energy source. These regulations are the result of recent environmental incidents. The regulations call for the increased […]
CCR management using geotextile tubes
August 1st, 2017
Introduction Since the late 1800s, coal has played a leading role in U.S. production of electrical energy. Coal-fired power plants have provided reliable electrical power from the earliest days when power plants were run with hand-fed coal to heat boilers to produce steam. The introduction of pulverized coal led to improvements in the electrical-generation process […]
Technical program available for DFI’s Oct. 12–15 conference
September 14th, 2016
The Hawthorne, N.J.-based Deep Foundations Institute (DFI) issued a press release Sept. 8 describing its technical program for DFI’s International Conference on Deep Foundations, Seepage Control, and Remediation Oct. 12–15, 2016, at the New York Marriott Marquis in New York City. The release noted that this DFI conference introduces a new technical track featuring seepage […]