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Air-channel testing of thermally bonded flexible polypropylene geomembrane seams

Timothy 0. Stark, Richard W. Thomas, and Thomas J. Dehlin
April 1, 2013
Geosynthetics April/May 2013

For more than a decade, thermal welding has proven to be an efficient and costeffective procedure for field-seaming geomembranes. Thermal welding of polyvinyl chloride (PVC) geomembranes has allowed use of air-channel tests in lieu of destructive peel tests to verify field seams meet specified seam peel strength (Thomas and Stark, 2003).

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