Archives

Editorial: The management of coal combustion residuals (CCR)

August 1st, 2017

The management of coal combustion residuals (CCR or “coal ash”) is a growth category for the geosynthetics industry. Multiple opportunities now exist using various types of geosynthetics due to the evolving federal and state regulations for handling CCR. In fact, geosynthetics have played a role in the regulations that have developed. “These regulations have been […]

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Panorama: California passes law to spend $52.4 billion on infrastructure, and EPA’s hydrologic evaluation of landfill performance (HELP) model

August 1st, 2017

California passes law to spend $52.4 billion on infrastructure Gov. Edmund G. Brown Jr. signed a package of legislation to improve transportation and create jobs in communities across California. “Safe and smooth roads make California a better place to live and strengthen our economy,” said Gov. Brown. “This legislation will put thousands of people to […]

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Geomembrane used at South Africa’s first black-woman-owned manganese mine

July 19th, 2017

A geomembrane provided by Zambia’s Kaytech Engineered Fabrics and installed by South Africa’s Aquatan Lining System was used at the Kalagadi Mine, near Hotazel, Northern Cape province, South Africa, about 675 miles (1,085 km) northeast of Cape Town. Kalagadi is the first manganese mine owned by a South African black woman, Daphne Mashile-Nkosi, known as […]

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Owens Corning introduces GeoLap™ adhesive tape

July 11th, 2017

On July 11, 2017, Owens Corning announced the introduction of GeoLap™ adhesive tape, a taping solution designed specifically for RhinoMat® and RhinoSkin® geomembrane applications. By incorporating high-strength adhesive, extra width and thickness, GeoLap™ is meant for geomembrane patching, repair, and protection, Owens Corning said. “The development of Owens Corning GeoLap adhesive tape demonstrates the company’s […]

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South Carolina DOT gets funding to support 10-year infrastructure plan

July 10th, 2017

The South Carolina Department of Transportation (SCDOT) released a decade-long plan designed to rebuild decayed roads and replace structurally deficient bridges across the state. The South Carolina General Assembly passed the Roads Bill, which went into effect on July 1, 2017, allowing SCDOT to launch their plan. Under the Roads Bill, the state’s gas tax […]

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GSI offers webinar on in-situ stabilization of slopes using anchored geosynthetics

July 6th, 2017

The Geosynthetic Institute (GSI) will offer a webinar on “In-Situ Stabilization of Soil Slopes Using Nailed or Anchored Geosynthetics,” on July 6, 2017, from 11:30 a.m. to 1 p.m. EDT. The sliding of soil slopes in the form of localized landslides represents an annual loss of $2 to 5 billion in America, not to mention […]

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Protecting geomembranes from animal damage

June 1st, 2017

Resisting animal and insect attacks on geomembranes is an interesting problem. Geomembrane installers and manufacturers have had numerous geomembranes damaged by bears, deer, coyotes, birds, beavers, and ground squirrels (Figures 1 and 2). In most cases, the damage is incidental to something else the animal is seeking. Deer damage the liner with their hooves trying […]

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Geosynthetics Materials Association News

June 1st, 2017

GMA honors Dr. Robert M. Koerner and Dr. George Koerner On March 14 in Orlando, Fla., the Geosynthetic Materials Association (GMA) hosted the inaugural Robert M. Koerner Award and Lecture Series. Established by GMA in 2016, the award and lecture series is given to an individual who has had a measurable impact on the geosynthetics […]

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GSI offers webinar on geosynthetics in heap leach mining

April 19th, 2017

The Geosynthetic Institute (GSI) will offer a webinar on “Geosynthetic Applications Used in Heap Leach Mining,” on April 26, 2017, from 11:30 a.m. to 1 p.m. EDT. The chemical extraction of precious metals from low grade ore and tailings has been ongoing since the 1950s. Gold, silver and copper are the general targets, wherein heaps […]

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2017 State of the Specialty Fabrics Industry

April 1st, 2017

The U.S./Canadian geosynthetics market includes geotextiles, geomembranes, geogrids, geosynthetic clay liners, drainage materials, geocells, and erosion control materials. In 2016, the size of the U.S./Canadian geosynthetics market was $2.6 billion, up 3.5% over 2015. It is expected to swell to $2.7 billion in 2017, up 4% compared to 2016. In a survey of Geosynthetic Materials […]

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