Found 412 results.

Rub sheets

October 1, 2008

…From the GMA Techline Subject: Rub sheets— What kind of developments are going on these days with rub sheets in leachate sumps with sideslope risers? I’ve seen multiple…

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How long will my liner last?

October 1, 2008

…-1 is more than 0.10, there is a sufficiently oxidized surface layer that stress cracking might be initiated. For those familiar with the two slope stress rupture curve (Figure 1)…

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Geotextile-wrapped layer is key to drainage project in Ontario

August 1, 2008

…a series of storm chambers that will convey water underground, or in cases of heavy rain or runoff, store the water in the underground chambers for later release. These chambers…

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Transmissivity article unnecessarily confusing

June 1, 2008

…and transmissivity, and how they are affected by different gradients that may result in laminar vs. turbulent flow. It is not at all incumbent on a designer to run a…

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A forensic hypothetical: The case of the percolating water

April 1, 2008

…that the expert for the defense finds that the margin of safety against long-term connection rupture strength at the bottom of the wall is low, but greater than unity. Could…

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Sprague honored for technical paper

April 1, 2008

…between the standard industry test protocol for the two outdoor tests and performance in the field predicted by the RUSLE. “It was not clear if other protocols, such as those…

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TenCate Geosynthetics wins 2007 Award of Excellence

February 1, 2008

…southwest end of Runway 5 to extend it approximately 500ft to meet FAA safety requirements. Engineers on the project said they believe that this is the highest green-faced (vegetated) 1H:1V…

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Geocomposite cover for sulfide tailings

February 1, 2008

…only the composite soil cover system installed during the fall of 2006 and winter of 2007. The MNDM currently collects and treats ARD runoff and seepage and operates a high-density…

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Three challenges in using SRWs and other reinforced-soil structures: Part 2A

February 1, 2008

…should perform wall area-specific hydrologic runoff studies to size the swale if it is to receive concentrated flows from other portions of the site and/or when the catchment area for…

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Getting a (business) grasp on the emerging Chinese marketplace

August 1, 2007

…of the 17% value-added tax (VAT) reimbursed if the imported materials are used to make products for export. Wages in rural areas in inland Chinese provinces are a third of…

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