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Field Demonstration of Polyacrylamide in an Unlined Irrigation Canal
Publisher: American Society of Civil Engineers
Abstract: Although polyacrylamide (PAM) use for reducing soil erosion and increasing water retention is common in agriculture, research suggests PAM application may also be effective in reducing seepage in unlined irrigation canals. ...
Nitrogen Removal in Recirculating Sand Filter Systems with Upflow Anaerobic Components
Publisher: American Society of Civil Engineers
Abstract: Septic systems can present a risk to human health by releasing highly soluble nitrate–nitrogen into the groundwater. A research and demonstration study undertaken in Black River Falls, Wisconsin, evaluated several promising ...
Diffusive Transport of Permanganate during In Situ Oxidation
Publisher: American Society of Civil Engineers
Abstract: The transport of permanganate in low permeability media (LPM) and its ability to degrade trichloroethylene (TCE) in situ were studied through diffusive transport experiments with intact soil cores. A transport cell was ...
Genesis and Effects of Particles Produced during In Situ Chemical Oxidation Using Permanganate
Publisher: American Society of Civil Engineers
Abstract: A research effort was undertaken to investigate the genesis of particles produced during in situ chemical oxidation (ISCO) of trichloroethene (TCE) with permanganate
Reducing Water Seepage with Anionic Polyacrylamide: Application Methods and Turbidity Effects
Publisher: American Society of Civil Engineers
Abstract: Researchers used column and flume experiments with uniform silica sand with and without suspended solids to examine the extent and longevity of hydraulic conductivity reduction (HCR) resulting from three anionic polyacrylamide ...