Archives

Repeatability and reproductibility of standard oxidative induction time and high-pressure oxidative induction test methods

July 11th, 2024

By Rohit Sati M.Sc., and Deep Gulati P. Eng The term HPOIT was first introduced in 1990 when a new type of stabilizer was introduced to enhance the ultraviolet performance of thin film polymeric products. Hindered Amine Light Stabilizers (HALS) were used to stabilize and protect clear or transparent polyethylene films from degradation due to […]

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Addressing geomembrane ‘whales’: Preventive strategies with Hydranet

April 23rd, 2024

Layfield Geosynthetics is a trusted problem-solving partner in the geomembrane community. Clients rely on them when they encounter issues such as geomembrane liners floating near or above the surface of containment ponds, commonly known as “Whales” or “Hippos.” These occurrences are often a result of water or gas collecting under the geomembrane, causing it to […]

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Premier Product Showcase 2024

February 1st, 2024

Here is your first look at some of the new products and services that will be available from companies in 2024.  Information for this special section was provided by companies who submitted materials to us before the publication deadline. All photographs are courtesy of the company listing the product/service. Geotechnical Frontiers is coming back in […]

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Webinar – Protecting Water with Flexible Geomembranes – Feb. 8

January 19th, 2024

Fabricated Geomembrane Institute (FGI) presents the live webinar – Protecting Water with Flexible Geomembranes – on February 8, 2024 at noon CST. It is free to industry professionals and students, a 1.0 PDH is available, and you can register here. Pre-recorded webinars are also available: February 9, 2024 at Noon AEST (Pre-recorded - Australia) February […]

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Biofilter rehabilitation at Toronto’s Humber Wastewater Treatment Plant

July 17th, 2023

The Humber Wastewater Treatment Plant was originally constructed in 1960 and is Toronto’s second largest wastewater treatment plant. It services approximately 680,000 residents with an annual capacity of 473,000m3. The facility has undergone extensive upgrades to improve air quality and odor issues, including the biofilters. The biofilter system consists of a group of concrete tanks […]

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Layfield Geosynthetics awarded Highlands 2 Reservoir

June 1st, 2023

Layfield Geosynthetics (USA) was recently awarded the supply and installation of a new CSPE liner and floating cover system for the Pittsburgh Water and Sewer Authority’s Highland 2 Reservoir. The project includes demolition of the old liner and cover and fabrication and construction of a new 840,000 ft2 (78,000 m2) 60 mil CSPE liner and […]

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GEOWEB Load Support System provides soil stabilization solution for sawmill log yards

August 8th, 2022

Frequent use of heavy machinery and poor soil conditions at sawmill log yards present serious and costly challenges when it comes to daily operations. Due to remote locations and varying weather conditions, owners must often contend with regular maintenance that can halt operations and stretch budgets. Such was the case for Canadian Forest Products Ltd. […]

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Layfield’s Fraser joins GSI board

April 20th, 2022

Layfield’s Fraser joins GSI board of advisors, bringing his 40+ years' experience in the geosynthetics industry to GSI. Brian Fraser joins GSI board of advisors. Photograph courtesy of Layfield Group Ltd. The Layfield Group Ltd. announced that Brian Fraser, vice president of business development for Layfield Geosynthetics, has been appointed to the Geosynthetic Institute (GSI) […]

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Western Green’s WattleFence launches

January 11th, 2022

Western Green's WattleFence combines the best features of wattles (aka, logs and sediment retention fiber rolls [SRFRs]) and silt fences. Western Green's WattleFence for erosion control. Photograph courtesy of Layfield Geosynthetics Western Green's WattleFence has launched; it is designed for treatment of sediment-laden flows, quickly and cost-effectively replacing more traditional technologies for perimeter control, slope interruption, […]

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Pittsburgh Water & Sewer Authority taps Layfield Geosynthetics for floating cover for reservoir

November 10th, 2021

Photograph courtesy of Pittsburgh Water & Sewer Authority The Pittsburgh Water & Sewer Authority (PWSA) chose Layfield Geosynthetics (USA) for the supply and installation of a new chlorosulfonated polyethylene (CSPE) liner and floating cover system for the Highland 2 Reservoir. The project includes demolition of the old liner and cover and fabrication and construction of a […]

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