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Geosynthetics for pipe wrapping
February 1st, 2022
Q: I need impervious geosynthetics for pipe wrapping that will be placed within heavy clay. Do you have any suggestions? A: One wraps nonpolymeric pipes for many reasons. Below are some examples: Insulation (sound and thermal)Corrosion protectionWaterproofingImpact resistance Most wraps are tapes or mastics. Polyvinyl chloride (PVC), butyl rubber and bituminous wraps are common. A […]
Infrastructure funding remains uncertain
April 1st, 2019
Nearly a year has gone by since we published the June/July 2018 issue with a theme of “Geosynthetics Used in Highways and Bridges.” The editorial in that issue noted, “As of this writing, the White House and U.S. Congress are working on an infrastructure bill or bills after President Donald Trump released an infrastructure proposal […]
Geocomposite waterproofing for Washington weather
April 1st, 2019
The wet weather in Washington state is a bane to the region’s travel infrastructure, plaguing the pavement with perpetual problems. The westbound 3-mile (5-km) stretch across the US 2/I-5 interchange from Bickford Avenue in Everett, Wash., was in particular need of repair. A valuable pipeline for business and commuting, the bridged area transported an average […]
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 […]