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Transitioning the mining industry to sustainability with geosynthetics
December 31st, 2021
By Michael Dickey, P.E., Director, Presto Geosystems Geocells at a mining site. Photograph courtesy of Presto Geosystems Mined materials are essential to our everyday lives. We use these valuable minerals in nearly every sector of the economy—they are necessary to construct roads and buildings, manufacture vehicles, build computers and generate electricity. Additionally, the mining industry […]
Pavement base reinforcement with geocells and geotextiles at a railway distribution facility
December 29th, 2021
Installation of geotextile and GEOWEB panels. Photograph courtesy of Presto Geosystems In 2018, BNSF Orillia Railway began making extensive upgrades to its automotive distribution facility in Renton, Wash. The upgrades were required to support the increased demand for new automobiles. As new-car sales soared, so did the demand for rail capacity for vehicle shipments arriving […]
Fabricated Geomembrane Institute issues guideline for desert installation of fabricated geomembrane panels
December 28th, 2021
Fabricated geomembranes at a lithium mine in Chile. Photograph courtesy of the Fabricated Geomembrane Institute The Fabricated Geomembrane Institute (FGI) has issued this guideline to provide recommendations for installation and maintenance of fabricated geomembrane panels in desert environments, such as desert mining applications in North and South America. Guidelines for deploying geomembranes in elevated temperature […]
Slope stability with geocells at a New Zealand playground
December 27th, 2021
Photograph courtesy of Cirtex Aronia Park is a colorful new playground in South Auckland, New Zealand, that includes two multihued slides. The challenge arose with the specified topsoil thickness for the steep slope beneath the slides. There was a risk of the slope soil sliding off and requiring costly repair. Greenscene, the contractor, approached Cirtex […]
International Geosynthetics Society announces call for candidates for IGS Council and officers
December 24th, 2021
The International Geosynthetics Society (IGS), in accordance with its bylaws, will hold elections in 2022. IGS members will have the opportunity to elect nine council members, a president and a vice president. Each of the elected members will serve a four-year term, beginning on Sept. 3, 2022. The council is the governing body of the IGS, […]
GSI to host webinar on geosynthetics in hydraulic applications
December 23rd, 2021
A 30-mil (0.8-mm) polyvinyl chloride (PVC) geomembrane with a 10-ounces-per-square-yard (339-g/m2) nonwoven geotextile cushion is installed for a stormwater/erosion control project in Harrisburg, Pa. Photograph courtesy of ACF Environmental The Geosynthetic Institute (GSI) will sponsor a webinar, “Geomembranes in Hydraulic Applications (dams, canals, reservoirs, tunnels, pipes),” on Jan. 12, 2022, from 11:30 a.m. to 1 […]
Forty-year-old Texas Reinforced Earth dam gets artistic facelift
December 22nd, 2021
Photograph courtesy Steve Lewis Woodhollow Dam in Austin, Texas, was built between April and December of 1979 to control flash flooding in an Austin, Texas, neighborhood. This first dam constructed of Reinforced Earth MSE Retaining Walls in the United States created a buzz in the community and even had a visit from the inventor of the […]
GEOKON announces GeoNet cellular data loggers
December 21st, 2021
The Model 8920 Series includes the Cellular Addressable Logger, Cellular VW Logger and Cellular Tilt Logger (top, left to right), and the 4- and 8-channel Cellular VW Loggers (bottom, left to right). Photograph courtesy of GEOKON GEOKON of Lebanon, N.H., released Model 8920 Series Cellular Loggers with stand-alone cellular options for the GeoNet family of […]
Seaman Corp. launches XR-FR, a fire-retardant flexible geomembrane
December 20th, 2021
A reinforced flexible geomembrane for secondary containment of spills is a good choice because they don’t leak, are less expensive and don’t require costly subgrade consideration and amendment. Widely used for oily wastewater and fuel containment, the XR-FR Fire Retardant Flexible Geomembrane is suitable for use with flammable liquids. Photograph courtesy of Seaman Corp. Seaman […]
Geosynthetics Conference 2023 opens Call for Proposals
December 17th, 2021
Jie Han, Ph.D., of the University of Kansas, delivers the Koerner Award Lecture “Geosynthetic-reinforced column-supported embankments: Bridging theory and practice" at GeoNashville 2021. Photograph by Mark Skalny/Mark Skalny Photography Start making plans to be part of the technical program at the Geosynthetics Conference 2023, Feb. 5–8, 2023, in Kansas City, Mo. This is your chance […]