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Multi-linear drainage geocomposites for railways
June 1st, 2022
FIGURE 1 Multi-linear drainage geocomposite under railway embankment In civil engineering, drainage systems are traditionally made with granular material layers and perforated collector pipes. The use of drainage geocomposites became more common 30 years ago with the development of products that met the specific requirements of each application. Moreover, the geocomposite is cheaper than the […]
Railway ballast geogrids focus of AREMA’s Tensar tour
February 4th, 2022
With railway ballast geogrids on their minds, AREMA Committee 1 members will tour Tensar International Corp.’s plant Feb. 8. Tensar railway ballast geogrids in place during construction of a rail line. Photograph courtesy of Tensar International Corp. American Railway Engineering and Maintenance-of-Way Association (AREMA) Committee 1 members will tour the Tensar International Corp. plant in Morrow, Ga., on Feb. 8 starting […]
Oregon State University research reveals railroad ballast performance improvement using GEOWEB geocells
January 25th, 2022
By Katie Bocskor, Manager, Marketing, Presto Geosystems Oregon State University (OSU) recently performed state-of-the-art, three-dimensional dynamic finite element modeling to analyze the reinforcing benefit of Presto Geosystems’ GEOWEB geocells in railway ballast applications. Completed in cooperation with the University of Kansas (KU), which simultaneously put in motion a testing program of geocell-reinforced ballast placed over weak […]
HUESKER releases a video of bridging sinkholes with Fortrac geogrids
June 14th, 2019
On the LGV (Ligne à Grande Vitesse, or High-Speed Line) Sud Europe Atlantique (SEA) railway line in France, a total of 2583339 square feet (240,000 m²) of Fortrac geogrid provides protection for sections with limestone soils and a high risk of karst and sinkholes. The YouTube video shows the entire laying process in just two […]
GMA advocating for infrastructure funding
April 1st, 2018
Over the past year, infrastructure has been talked about regularly as the “next big issue” for the White House and Congress to tackle. With tax reform out of the way and the midterm elections fast approaching, it is time for Congress and U.S. President Donald J. Trump to act. On Jan. 30, 2018, during […]
2018 GeoEdmonton abstracts due Dec. 31, 2017
December 19th, 2017
Abstracts of up to 300 words for presenters are due by Dec. 31, 2017, for GeoEdmonton 2018, which will take place Sept. 23–26, 2018, in Edmonton, Alberta, Canada. All abstracts and papers must be submitted online via the Abstract Submission feature on the GeoEdmonton 2018 website. The Geotechnical Society of Edmonton and the Canadian Geotechnical […]