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CCR landfill final cover test pad—Part 2
October 1st, 2020
By Nina J. Balsamo, John Massey-Norton, John R. Klamut, Terry Queen,Charles F. Straley and Mark R. Lehner FIGURE 1 Test pass of loaded 45-ton (40.8-tonne) truck over 3 feet (0.9 m) of cover soil on bench An integrated drainage system (IDS) geomembrane, which provides both a low-permeability membrane and drainage space above the geomembrane, is […]
FGI presents US EPA reconsideration of CCR regulations impacting the geosynthetics industry webinar
September 23rd, 2020
This webinar, on Oct 8, 2020 11:00 a.m.–12:00 p.m. CDT, will discuss a series of proposed and finalized amendments scheduled in 2020 to rules promulgated by the U.S. Environmental Protection Agency (US EPA) to the Coal Combustion Residuals Resource Conservation and Recovery Act Rule (CCR rule). The 2020 amendments seek to comply to with the USWAG […]
CCR landfill final cover test pad—Part 1
August 1st, 2020
By Nina J. Balsamo, John Massey-Norton, John R. Klamut, Terry Queen,Charles F. Straley and Mark R. Lehner An integrated drainage system (IDS) geomembrane, which provides both a low-permeability membrane and drainage space above the geomembrane, is being used in the final cover at a coal combustion residuals (CCR) landfill in West Virginia. Part 1 of […]
EPA finalizes revisions to the coal ash closure regulations, increases public access to information
July 30th, 2020
On July 29, the U.S. Environmental Protection Agency (EPA) finalized several changes to the regulations for coal combustion residuals, known as CCR or coal ash, to implement the court’s vacatur of certain closure requirements as well as adding provisions that enhance the public’s access to information about the management of coal ash at electric utilities. […]
GMA history, Part 2
June 1st, 2020
During the Geosynthetics CASE STUDIES Conference in March in North Charleston, S.C., a few of the past Geosynthetic Materials Association (GMA) leaders had an opportunity to address the gathering and recall their personal experiences and achievements when they chaired the GMA executive council. This is the second installment of the history of GMA. Beginning in […]
GMA history and happenings
April 1st, 2020
By Andrew Aho Throughout the history of geosynthetics, leaders have emerged who have significantly affected the growth of the industry in North America. During the Geosynthetics CASE STUDIES Conference in March in North Charleston, S.C., a few of the Geosynthetic Materials Association (GMA) leaders had an opportunity to address the gathering and recall their personal […]
The GMA Techline
April 1st, 2020
Moderated by George R. Koerner and Y. “Grace” Hsuan Welding Rod Q: This question is in regard to the welding rod intended for welding of geomembranes (both high-density polyethylene [HDPE] and linear low-density polyethylene [LLDPE]). Are there any GRI GM13- or GM17-based requirements for welding rods or are there any white papers or specifications? I […]
EPA proposes additional amendments to the regulations for coal combustion residuals
February 20th, 2020
The U.S. Environmental Protection Agency (EPA) announced further proposed revisions and flexibilities to the regulations for the management of coal combustion residuals (CCR), commonly known as coal ash, from electric utilities. “This proposal is the last in a set of four planned actions we are taking under the Trump Administration to stabilize coal ash regulations […]
FGI CCR short course addresses current regulations and solutions
December 16th, 2019
By Timothy D. Stark and Jennifer Miller The Fabricated Geomembrane Institute (FGI) presented a short course in Charlotte, North Carolina, on Nov. 6, 2019, at the Center City Building to a sold-out crowd. The short course was organized by the FGI and was offered in collaboration with the University of North Carolina at Charlotte (UNCC). […]
FGI offers coal combustion residuals short course in North Carolina
October 7th, 2019
The Fabricated Geomembrane Institute (FGI) is offering a one-day short course on Coal Combustion Residuals (CCRs): Current Regulations and Solutions. The short course will take place on Nov. 6 at the Center City Building near the University of North Carolina Charlotte campus. Attendees will gain a broad knowledge of current and emerging CCR regulations, local experience managing […]