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Layfield awarded 275 million gallon reservoir liner and floating cover replacement project
September 26th, 2022
Layfield USA Corp. was recently awarded a project for the supply and installation of a new chlorosulfonated polyethylene (CSPE) geomembrane liner and floating cover system for the El Toro Regional Reservoir for El Toro Water District. The El Toro Regional Reservoir is a 275 million gallon (1.04 billion liter) potable water storage reservoir located in […]
CSPE: The “Benjamin Button” of polymeric liners
July 26th, 2021
CSPE-lined Palos Verde Reservoir in Los Angeles County, Calif. Photograph courtesy of Raven Engineered Films Most polymeric liners undergo oxidative aging immediately after installation, and this continues over time, ultimately leading to a reduction of their molecular chain length (this destructive process is referred to as oxidative degradation). In particular, high-density polyethylene (HDPE), linear low-density […]
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 […]
Reviving the Palos Verdes Reservoir
October 1st, 2016
Introduction California is home to one of the most active water resource infrastructure sectors. Geosynthetics can play an enormous role with the creation and rehabilitation of these water resources. The 76-year-old Palos Verdes Reservoir in Los Angeles County provides an exemplary case (Photo A). The 360-million-gallon cell is currently undergoing an update that will greatly […]