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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 […]

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Presto releases GEOWEB ballast research

February 24th, 2018

On Feb. 21, 2018, Presto Geosystems, manufacturer of the HDPE GEOWEB® base stabilization system, released results from rigorous railroad-track research performed to quantify the reinforcement benefit of GEOWEB-confined ballast as compared to unconfined ballast. The company said the research was a cooperative effort under the direction of Ben Leshchinsky, Ph.D., P.E., of Oregon State University, […]

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