Changing the ‘one per 500 feet’ paradigm on geomembrane field seam sampling

February 1st, 2019

The late Henry Haxo Jr., Ph.D., former president of Matrecon Inc., deserves considerable credit for developing many of the concepts and practices involved in waste containment liner and cover systems. Beginning in the 1970s, various projects, many of them funded by the U.S. Environmental Protection Agency (EPA), were actively researched. His capstone document is the […]

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Reviving the Palos Verdes Reservoir—Part 2

April 1st, 2018

The October/November 2016 issue of Geosynthetics published Part 1 of this series on revitalizing the Palos Verdes Reservoir in Los Angeles County, California. That article described the approach to revitalizing the site, as well as the five-month-long geosynthetic manufacturing and fabrication phase. In Part 2, we continue to explore more of the inner workings for […]

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