Waterproofing membrane liner for a salt storage building

October 1, 2006

From the GMA Techline Subject: Waterproofing membrane liner for a salt storage building We are required to specify the above to be installed beneath an asphalt pavement floor of a proposed salt storage facility. What would be an appropriate product and specification for installation in accordance with best industry practices? (Colin from New York) Reply: …

Designing for geoelectrical liner integrity and leak-location surveys

August 1, 2006

What to look for (and to look out for!) when designing lining systems for electrical integrity/leak-location surveys. By Ian D. Peggs As the need to perform geoelectrical liner integrity (for CQA) and leak-location (problem resolution) surveys becomes more of a regulated requirement, it becomes more necessary to design lining systems so that single and primary …

Rejuvenated reservoir will irrigate world-famous golf courses

April 1, 2006

More than 21 acres of geomembrane help revive Pebble Beach’s Forest Lake Reservoir. Originally constructed in the late 19th century, a reservoir near a scenic stretch of California coastline underwent a dramatic transformation last year, and is now poised to serve the irrigation needs of the 21st century Pebble Beach community. Located on California’s beautiful …

Geotextile puncture resistance

From the GMA Techline RE: Geotextile puncture resistance [I have] a question for you on geotextile puncture resistance. I was looking through your book to refresh my memory on the calculation procedure on geotextile puncture resistance, Section 2.5.4. I saw the scaling factors S2 and S3 and the example calculation reference ASTM D4833, which is …