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 […]
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 […]
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 […]
GSI to host webinar on solid waste landfill failures
April 22nd, 2019
The Geosynthetic Institute (GSI) will sponsor a webinar, “Behavior and Analysis of Twenty Solid Waste Landfill Failures,” on May 8, from 11:30 a.m. to 1 p.m. EDT. Geosynthetic Materials Association (GMA) member companies and their employees receive discounted rates on all GSI webinar and short course registrations. In comparison to the number of worldwide solid […]
Savannah River Nuclear Solutions wins award for geosynthetic coal ash project in South Carolina
October 22nd, 2018
Savannah River Nuclear Solutions (SRNS) received the Project Management Institute (PMI) Award for Project Excellence at the PMI Professional Awards Gala held in Los Angeles, Calif. in October for work completed at the Savannah River Site (SRS) D-Area Ash Basin Project in South Carolina. The prestigious award recognizes global, large and complex projects that deliver […]
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: […]
The GMA Techline answers all
August 1st, 2018
UV Weathering of Geotextiles Q: My firm is providing construction quality assurance services for a landfill cell expansion. We are having an issue with our contractor and are going to be in a position of having 8 ounces/square yard (271 g/m2) of nonwoven geotextile exposed for a period of time, which exceeds the seven-day limit […]
Geosynthetics Institute webinar calendar for 2018; GMA members get discount
July 9th, 2018
July–December 2018 | 11:30 a.m.–1 p.m. EDT Duration: 1.5 hours GSI/GMA Members: $200.00 USD per webinar Non-GSI/GMA Members: $250.00 USD per webinar The Geosynthetic Materials Association (GMA) is proud to promote Dr. Robert M. Koerner and the Geosynthetic Institute (GSI) education program. Dates of upcoming and future GSI webinars, which are designed to enhance and grow your knowledge of the industry, follow. […]
O-I chooses steel reinforced geosynthetic drainage improvements for a Texas landfill
May 17th, 2018
In December 2017, Owens-Illinois, commonly known as O-I and one of the largest glassmakers in the world, took action to improve the drainage system for their glass container landfill situated near the company’s O-I Waco manufacturing facility in Waco, Texas, Contech Engineered Solutions said in a press release. The consulting engineer worked closely with the […]
Duke Energy proposes on-site coal ash landfill
December 22nd, 2015
Fully lined facility will provide permanent storage solution for remaining coal ash at W.S. Lee Station in Belton, S.C. Duke will continue transporting coal ash to Homer, Ga., as part of initial work. Continued progress moving ash from six other coal plants in the Carolinas. Duke Energy Carolinas issued a press release last week stating […]