EuroGeo Transcript: Geomembrane Wrinkles, Bridging, Ballasting, Parts 3 – 5

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During EuroGeo 6, Dr. Ian D. Peggs, P.E., P.Eng chaired a special panel discussion on geomembrane wrinkles, bridging, uplift, and ballasting. The recorded session featured panelists Paul Guinard (SOPREMA), Adnan Berkay Özdemir (Atarfil), Michael Flynn (FLI Group), Catrin Tarnowski (GSE), and Richard Thiel (Thiel Engineering). We publish here, with permission of the EuroGeo 6 organizers (the Turkis... »

EuroGeo Transcript: Geomembrane Wrinkles, Bridging, Ballasting, Parts 1 and 2

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During EuroGeo 6, Dr. Ian D. Peggs, P.E., P.Eng chaired a special panel discussion on geomembrane wrinkles, bridging, uplift, and ballasting.  We publish here, with permission of the EuroGeo 6 organizers (the Turkish Chapter of the International Geosynthetics Society) and the participating panelists the full transcript of the session. We thank Ian Peggs and Wendy Cortez of I-CORP International for... »

Titan Environmental USA Opens Houston Office

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After a string of product development and research updates, Titan Environmental has announced a new Texas-based office for its US division. Titan Environmental USA has established an office in the Brittmoore Tanner Office Park in Houston. The company reports that industry veterans Robert West and Sonja Wilkerson will head up the location’s sales and administration. Both West and Wilkerson previous... »

Best Practices for Minimizing Geomembrane Wrinkling

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By Catrin Tarnowski –  Geomembrane wrinkling occurs, but it can be minimized. “Lay flat” geomembrane installations are quite possible, as they are documented all over the world. Truly, we can achieve this; yet, geomembrane wrinkling still happens. How does wrinkling occur? It is connected to numerous decisions made in design, product selection, and installation procedures, and with boundary condit... »

Expert Geosynthetics Installation for Better Silver and Gold Mining ROI

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The Coeur Rochester mine in Rochester, Nevada produced 4.6 million ounces of silver and 52,600 ounces of gold in 2016. One of the reasons for the success of the open pit and surface mining operation, with its on-site heap leach pads, has been the use of 80-mil high-density polyethylene geomembranes and geosynthetic clay liners for the various containment needs and geotextiles for cushioning, prote... »

New Website, New Services from Colorado Lining International

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One of the biggest names in geosynthetics installation and contracting, Colorado Lining International, continues to reinvent itself. In recent years, it has introduced a number of new products and services for floating covers and oil and gas applications. It has opened additional facilities and taken a larger presence in international work, including in the Middle East and Australia. Now, it has t... »

How Cable Ties Can Cost a Geosynthetics Project Millions

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Construction quality assurance expert Glen Toepfer (CQA Solutions) takes on the topic of cable ties in his latest video post from his Uncontained blog. In the 3.5-minute video, he shares notes from the field, including the impact of geonet yield, thermal expansion, safety, and testing speed. “Not a lot of attention seems to be paid to them in the specifications,” he says. “How ma... »

EuroGeo 6 Preview

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EuroGeo 6 is nearly here! The quadrennial European Geosynthetics Conference, which was last convened in Spain (2012), will be held 25 – 28 September 2016 in Ljubljana, Slovenia. Ljubljana is a fantastically relevant host location for a geosynthetics conference: the city is the European Green Capital of 2016. The circumstances by which the event landed in Slovenia were not ideal. The Turkish ... »

Geomembrane Wrinkles, Bridging, and Ballasting Special Session

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During EuroGeo 6 (25 – 28 September 2016, Istanbul), Dr. Ian D. Peggs will moderate a panel discussion on “Managing Wrinkles, Bridging and Ballasting During Geomembrane Liner Installation.” The session is one of seven Specialty Sessions to be held at the conference, which is the 6th European Conference on Geosynthetics. Presentations for the geomembrane wrinkles session include: Managi... »

CQA Solutions Adds John Beeman as Head of Business Development

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Big announcements keep coming for CQA Solutions. The company has added veteran John Beeman as its Head of Business Development. This announcement follows last month’s release of a new, multi-tiered certification program for geosynthetics installation and construction quality assurance personnel. Beeman brings to his new post more than 25 years of experience in the geosynthetics field. He mos... »

INTERVIEW: An Insurance Policy for Geosynthetic Installations

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CQA Solutions (CQAS) has built a strong reputation in the geosynthetics field for its approach to quality assurance on geosynthetic installations. This has included pioneering work on the “zero leak” strategy at the Palo Verde Nuclear Generating Station, which is now in its seventh leak-free year. Beyond the company’s impressive site work, CQAS has developed software to improve documentation (Supe... »

CQA Solutions Adds Partner from Palo Verde Work

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The high-level geomembrane installation at the Palo Verde Nuclear Generating Station (2009 – 2013) has been well documented, particularly for its “Zero Leaks” approach. Glen Toepfer of CQA Solutions, Ltd. was instrumental on the CQA side of meeting that enormous goal. His company has now announced the addition of Mr. Shabbir Pittalwala as a consulting partner. Pittalwala was also closely involved ... »

CQA’s SuperTek Earns Microsoft Gold Certification

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CQA Solutions, creator of the SuperTek software validation system for construction quality assurance work in geosynthetics, has earned Microsoft Gold Certification for the product’s developer, NextSphere Technologies. The recognition is a top-tier app development certification from Microsoft. SuperTek provides real-time data collection and validation, such as for tracking geomembrane panel install... »

Toepfer Publishes Book on CQA and Geosynthetics Installation

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Glen Toepfer’s years in construction quality assurance (CQA) have brought him to a diverse range of geosynthetics installation sites. From conventional landfill and pond liner projects to the massive, multi-layer “zero leak” strategy of the Palo Verde Nuclear Generating Station, Toepfer has seen the good, bad, and ugly that geotechnical engineering works can offer. His field insights have be... »