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A new sensible approach: Are we specifying action leakage rates or actionable leakage rates?
September 2nd, 2009
By Glenn T. Darilek and Daren L. Laine Introduction The logical criteria for specifying an action leakage rate (ALR) is not whether a certain rate is achievable with good construction practices, but whether there is a practical solution if the ALR is not achieved. Specifying a low ALR can be a disaster if the source […]
Arnold named CEO at GSE
September 2nd, 2009
The Board of Directors of Gundle/SLT Environmental Inc. (GSE) announced that Mark C. Arnold joins the company as president, CEO, and director effective Sept. 14, 2009. Prior to his GSE appointment, Arnold was vice president and general manager at Lubrizol Corp. leading a global business unit focused on growth in the Pacific Rim, India, South […]
Geomembrane Technologies participates in United Nations climate change project
September 2nd, 2009
Geomembrane Technologies Inc. (GTI) has participated in a project that qualified for the carbon credit market under the United Nations Framework Convention on Climate Change (UNFCCC). Environmental benefits of the project include: reduction in Green House Gas (GHG) emissions. conservation of groundwater resources. prevention of contamination of groundwater sources. reduction in usage of non-renewable energy […]
Geotextile tubes help stabilize shorelines
September 1st, 2009
Geosynthetic technologies have emerged as a major tool in the battle against shoreline erosion, and TenCate Geosynthetics, Almelo, The Netherlands, has given the sturdy textiles a new form. The Geotube® system involves filling very large tubular textile containers with local sand or sludge to hold unstable banks in place. Shoreline stabilization frequently is accomplished with […]