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Bob Koerner has devoted more than 40 years to geosynthetics industry

October 1, 2016

When Dr. Robert M. Koerner talks about geosynthetics, the cadence of his speech quickens and the passion behind his words suggests that geotextiles, geosynthetic clay liners, geomembranes and geogrids (to name a few) could quite possibly be the most exciting materials civil engineers have at their disposal. As a leader in the field of geosynthetics, …

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Behind the curtain

January 1, 2016

Geosynthetics make an impact in a large marine construction project near the Golden Gate Bridge. Marine construction projects often come with a unique set of obstacles. In addition to the challenge of building stable structures in and under water, the environmental impact of construction must be limited. Creative and inventive methods for mitigating environmental contamination …

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Geosynthetic solutions

May 1, 2015

Combatting climate change and drought to provide drinking water from ocean water. By Pat Elliott Climate changes and drought have prompted major coastal cities in Australia, and worldwide, to construct desalination plants large enough to provide major populations with rainfall-independent sources of drinking water. In July 2009 the Australian state of Victoria signed a $3.5 …

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Safe enough to drink

June 1, 2014

A new cover for an old water reservoir provides a long-term solution. Last November, Newport Beach, Calif., completed a major water reservoir renovation project that it expects to solve the city’s decades-long water quality issues. The 22-acre Big Canyon Reservoir, constructed in 1958, would hold nearly 200 million gallons of potable water—enough to serve 70 …

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GMA’s Geosynthetics Market Report now available

April 9, 2014

Covering U.S. and Canada geosynthetics materials and manufacturing. A comprehensive review of all U.S. and Canada geosynthetics markets has been compiled by the Geosynthetic Materials Association (GMA), a division of the Industrial Fabrics Association International (IFAI). The Geosynthetics Market Report 2011–2012 is described in an April 4 IFAI press release as “the most comprehensive and …

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Potable and portable

April 1, 2014

Manufacturers tackle the world’s growing need for safe drinking water–after disasters, and before. When a chemical storage tank in West Virginia leaked this past January, 300,000 people were unable to drink water from their taps. The Federal Emergency Management Agency (FEMA) sent more than 367,000 gallons of water to the nine-county area; the local water …

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The sporting world on GreenFields’ turf

March 1, 2014

The Perth Hockey Stadium is where Australia’s national field hockey teams prepare for and play their most important matches, and Hockey Western Australia wanted the best artificial grass system available for the venue. Following the example of the Royal Netherlands Hockey Association and ten other Dutch hockey clubs, Hockey Western Australia selected GreenFields® TX to …

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The carbon footprint of geosynthetic solutions

August 1, 2013

TenCate Geosynthetics, Pendergrass, Ga., developed the durable Geotube® system for large-scale water management projects, such as sludge dewatering and breakwater stabilization. Dewatering contaminated sludge or sediment pumped into a Geotube is simple and conservative; the high-strength, permeable, specially engineered geotextiles allow water to escape while capturing solids for re-use or appropriate disposal. Geotubes packed with …

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Good news for geosynthetics

The road to growth for geosynthetic textile markets goes straight through developing countries, according to a Textiles Intelligence report, “Markets for geosynthetic products and profiles of five leading manufacturers.” Large-scale construction of infrastructure (roads, railways and landfills, for example) will drive growth in the market, which has seen robust growth even during times of economic …

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A new kind of landfill cover system

July 1, 2013

[Afitex-Texel] Champhol, France In landfill final cover systems, geocomposite drainage products are frequently used as a drainage layer above the geomembrane layer and for surficial landfill gas collection below the geomembrane. For the first time in the southeastern United States, a final cover system has been constructed using a draintube planar geocomposite product rather than …

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TenCate Geotube transforms a wasteland

[TenCate Geosynthetics] Pendergrass, Calif., U.S.A. TenCate Geotube® dewatering technology contributed to the transformation of what was once a “wasteland” into an ecologically friendly wetland and recreational lake for the Sino-Singapore Tianjin Eco-City development. The new Qingjing Lake was integrated into the 1,000-year-old Ji Canal that flows through the development site—a place that is half the …

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Flint Industries turbidity barrier breakthrough

[Flint Industries] Metter, Ga., U.S.A. The U.S. Army Corps of Engineers used 5,500 linear feet of TITANBoom® turbidity barrier for a major restoration of Ship Island near Gulfport, Miss. The barrier not only endured through the 12-month project, it withstood the impact of a Category I hurricane and several tropical storms—with no damage to the …

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Infrastructure development driving geotextile boom

June 6, 2013

As economies in China, India and Russia grow, so does the need for better highways, railways and landfills, all of which increase growth in the geosynthetics textile market, according to Textiles Intelligence’s “Technical Textile Markets” report. China dominates the market because of its large population, amount of available land and ambitious plans for future infrastructure. …

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TenCate Geosynthetics completes Mirafi RSi series

May 24, 2013

TenCate Geosynthetics Americas announced its third patent pending geosynthetic for road and railway reinforcement—TenCate Mirafi® RS280i. In 2010, TenCate Geosynthetics Americas introduced TenCate Mirafi RS580i, a highly engineered, high strength geosynthetic product for base reinforcement and subgrade stabilization. This was followed in 2011 with the development of TenCate Mirafi RS380i, a second option for less …

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Fleas and fish eggs: testing textile breakdown

May 1, 2013

Textile products at the end of their useful lives often end up buried in landfills, where water combines with eager microorganisms to break down organic molecules in natural fibers and polymers. This natural decomposition process generates carbon dioxide as a waste and also releases organic molecules to the soil while rotting away the volume and …

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Dutch researchers design highways that heal themselves

Researchers at the Delft University of Technology (TU Delft) in The Netherlands are paving the way to longer-lived roads with a special type of asphalt containing long steel fibers. Zoab, a highly porous asphalt concrete used commonly in The Netherlands, is used because water can drain through openings in the pavement. The problem is that …

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Thrace Linq geotextiles certified by AASHTO

March 1, 2013

The American Association of State Highway and Transportation Officials (AASHTO), in conjunction with the National Transportation Product Evaluation Program, developed an audit program in March 2012 for geotextiles to ensure uniform standards for geotextiles used in transportation projects. Thrace Linq, Summerville, S.C., supplier of woven and nonwoven performance fabrics, successfully complies with the new standards …

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Opportunities and challenges for geosynthetics

February 1, 2013

Geosynthetics are an important part of the growing oil and gas industry. By Glen Knopp Oil and natural gas production (O & G) is a fast-growing segment of both the U.S. economy and the geosynthetic materials markets. Horizontal drilling and hydraulic fracturing of shale deposits have opened up large new oil and gas exploration plays …

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Geosynthetics restore Gulf Coast

September 1, 2012

A new Duke University study, “Geosynthetics: Coastal Management Applications in the Gulf of Mexico,” details how the emerging geosynthetics industry can create jobs benefitting nearly 200 employee locations in 36 states, including more than 72 in the five gulf states and 24 in Louisiana. Increased investment in ecosystem restoration, flood prevention and erosion control is …

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Debris barrier keeps creek wild, beautiful and safe

A Canadian creek gets geosynthetic reinforced soil walls to prevent large-debris flooding. By Alex Strouth, Mark Pritchard, David Roche and Calvin VanBuskirk Picturesque Fitzsimmons Creek flows through the heart of Whistler, B.C., Canada—about 80 miles north of Vancouver, and it was one of the sites for the 2010 Winter Olympics. Few visitors to Whistler realize …

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EPT XTRM Ply geomembrane products

April 1, 2012

EPT XTRM™ Ply geomembrane products are offered in a full range of polymers such as polyester, polyether urethanes, TPO polypropylene, PVC and ethylene interpolymer alloy (EIA). Available as reinforced membranes or sheeting, they can be used in a variety of applications including potable water storage and protection, coal ash liners, retention ponds, canal liners and …

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Roadway reinforcement product from TenCate

Mirafi® RS580i is an orange roadway reinforcement product that uses dual layers and uniform openings to provide consistent filtration and drainage. Utilizing high tensile modulus properties, it is suited for base course reinforcement and subgrade stabilization of roads, runways and haul roads, and it works well on soft foundations for linear support. Mirafi H2Ri is …

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Contaminated lake sediments meet geotextile tubes

Onondaga Lake, northwest of Syracuse, N.Y., will be the site of the largest geotextile tube project ever attempted in North America, and TenCate Geosynthetics Americas, Pendergrass, Ga., will provide TenCate Geotube® containers to complete the massive Superfund cleanup. A century of industrial activity, in which factories pumped waste products directly into the lake, left Onondaga …

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Geotextiles reinforce another great wall in China

[TenCate Geosynthetics] Almelo, The Netherlands TenCate Geosynthetics used geotextiles to reinforce locally available soil fill in the construction of an extensive retaining wall supporting a new coal processing plant at the Hetaoyu Coal Mine Complex in Gansu Province, China. Approximately one km long, 30 meters high and 140 meters wide, the wall traverses rugged, sloped …

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Reinforcement system helps prevent landslides in Taiwan

[Ace Geosynthetics] Taiwan Mountains cover more than 70 percent of Taiwan and a massive transportation system is essential for cargo transport. The Taiwan Ministry of Transportation had devised a temporary solution to drain out excess water in a steep slope in Nantou County in central Taiwan, but landslides instigated by torrential rains caused major damage …

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Synthetic landfill cover made out of geosynthetics

[Agru America Inc.] Georgetown, S.C., U.S.A. The company that owns and operates a landfill in Missouri installed a new synthetic closure consisting of three primary components: two layers of woven geotextiles with tufted UV-resistant polyethylene grass that is laid over a 50-millileter LLDPE structured drainage geomembrane and sand infill. The geomembrane layer serves as the …

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The largest lagoon liner

March 1, 2012

A 350-acre geomembrane liner project was completed last year in Kazakhstan—in record time. An oil company in Kazakhstan planned to line a 350-acre (1,400,000 square meters) lagoon to contain process liquid waste, and was resigned to a three-year time frame for construction in the rugged and wintry climate of the former Soviet Socialist Republic. Geosynthetic …

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Ken Robinson’s commitment to employees pays off

February 1, 2012

Ken Robinson leverages economics and human resource strategies to increase productivity. By Sigrid Tornquist “One of the most universally disliked classes I took while pursuing my MBA at Tulane University was one about human resources,” says Ken Robinson, president of Engineered Textile Products Inc. (ETP) in Mobile, Ala. “But even while I was taking the …

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Geomembranes offer high performance

With the EPT Xtrm Pl geomembranes from Engineered Polymer Technologies (EPT), Hillside, N.J., fabricators can reduce the number of seams needed and still maintain high product performance. Suitable for potable water storage and protection, coal ash liners, retention ponds, land fill and solid waste containment, tunnel and canal liners, fuel and water storage tanks, flexible …

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Turf system reuses water for drinking, irrigation

January 1, 2012

The Open Innovation Center for Advanced Materials (OICAM) in Nijverdal, The Netherlands, opened its doors in early July to promote the sharing of knowledge, research and development of advanced materials. OICAM’s first demonstration project, GreenSource, combines synthetic turf and water filtration technologies to allow sports facilities to treat and re-use water for turf maintenance, landscaping …

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GAO to study geosynthetics lifecycle

Two members of the U.S. House of Representatives, John J. Duncan, Jr. (R-TN) and Frank LoBiondo (R-NJ), have requested the independent, nonpartisan Government Accountability Office (GAO) to study lifecycle costs and benefits of incorporating geosynthetics into pavement projects. “The use of innovative materials in pavements has the potential to help address issues within the pavement …

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Geosynthetics play critical role in New Orleans’ levee system

By Angelle Bergeron Geosynthetic materials have figured prominently in providing New Orleans with the best flood protection the city has ever had. “We couldn’t have delivered this work by 2011 without geosynthetics,” says Richard Varuso, deputy chief of the geotechnical branch of the U.S. Army Corps of Engineers’ New Orleans District (USACE/NOD). When Hurricane Katrina …

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Fabric erosion control

December 1, 2011

EarthKnit wattle tube fabric from Supertex Inc. offer a simple, lightweight and flexible means of erosion control. The new wattle tubes can be factory finished, filled and shipped, or filled on site with compacted fiber, straw, wood chips or shavings, large particle stone and other materials. Installed along contours or at the base of slopes …

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Geotextiles in pipeline construction

November 1, 2011

Pipelines carrying oil, gas or sewage traverse all kinds of topology, including areas with high water tables, flood plains, marshes, tidal areas, rivers and lakes. These watery environments can cause pipes to float, so standard pipeline construction includes weights made of concrete, steel rebar and lifting hooks, welded wire mesh and fabric to protect the …

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TenCate receives 2011 IFF Innovation Award

New geotextile manages water and soil stabilization issues. The Industrial Fabrics Foundation (IFF) chose TenCate’s new water-wicking geotextile, Mirafi® H2Ri, to receive this year’s Innovation Award. The product was officially launched with the announcement of the award at IFAI Expo Americas 2011.  The story of Mirafi H2Ri began with one question at a business meeting …

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TenCate receives 2011 IFF Innovation Award

October 26, 2011

New geotextile manages water and soil stabilization issues. The Industrial Fabrics Foundation (IFF) chose TenCate’s new water-wicking geotextile, Mirafi® H2Ri, to receive this year’s Innovation Award. The product was officially launched with the announcement of the award at IFAI Expo Americas 2011.  The story of Mirafi H2Ri began with one question at a business meeting …

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GMA launches new website

September 20, 2011

The Geosynthetic Materials Association (GMA) has launched a new website to better serve its members and the geosynthetics industry as a whole. The new site features: news feeds from GMA’s official publication—Geosynthetics magazine. downloadable education and engineering resources. an industry events calendar. a revamped bookstore link. links to geosynthetics interest groups and service providers. Non-members …

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Geosynthetics 2013 conference dates announced

September 8, 2011

Geosynthetics 2013—the next biennial geosynthetics conference organized by the Industrial Fabrics Association International (IFAI)—is set for April 1-4, 2013, in Long Beach, Calif. IFAI’s record of geosynthetics conferences dates to the 1990s, with the most-recent event the record-setting Geo-Frontiers in Dallas last March. Geosynthetics 2013 conference sessions and trade show will be focused in the …

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Propex lab accredited by A2LA

September 1, 2011

Testing data for geotextiles are used in making critical decisions about civil and environmental engineering for large infrastructure projects, so performing the right tests to ensure compliance with various worldwide standards is key. Propex Operating Company LLC, Chattanooga, Tenn., performs geotextile testing on the company’s products at its Ringgold, Ga., laboratory, which is accredited by …

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Skaps gearing up for geosynthetics

July 22, 2011

Skaps Industries, Athens, Ga., has partnered with NSC Nonwoven to purchase equipment for a needle punching line that will offer high output while maintaining minimum weight variation and improved fiber orientation for consistent strength in Skaps’ geosynthetic and nonwoven drainage products. The new line will include Thibeau Excelle batt formation, a system for high-speed cross …

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Textured geomembrane

May 1, 2011

Dura-Skrim® Textured K-Series is a new line of unique textured, reinforced geomembranes available in polyethylene or flexible polypropylene. Exclusive GeoGrip™ technology consists of a durable random spike pattern with bidirectional bars to provide uniform stabilization and increased friction between various soil and geosynthetic layers, allowing for steeper slope designs. The series is designed for applications …

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Geosynthetics projects honored with International Achievement Awards

April 1, 2011

IFAI International Achievement Award 2010 winners demonstrate the versatility and value of geosynthetics in infrastructure projects. Information compiled by Ron Bygness Over land and sea The Incheon Grand Bridge, an 11.4-mile, six-lane toll bridge constructed in the city of Incheon, connects Songdo City and Incheon International Airport located on Yeongjong Island. A major seaport city …

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Thrace-LINQ releases Product Finderâ„¢ mobile app for geosynthetics

March 25, 2011

Thrace-LINQ, a supplier of woven and nonwoven geosynthetic technical fabrics, has released the Thrace-LINQ Product Finder™ mobile application for BlackBerry®, Android™ and Apple® mobile devices. Within seconds, it helps users identify geosynthetic products to meet specific project needs. Version 1.0 of the Thrace-LINQ Product Finder is a free, easy-to-use app that allows users to search …

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IFAI Report: North American Geosynthetics Market Snapshot

March 21, 2011

The Industrial Fabrics Association International (IFAI) has released its “Market Watch: Geosynthetics Market Snapshot” for 2011. The report’s chief focus is on the U.S. geosynthetics marketplace, particularly as it relates to market size and growth, predominate materials/polymers; applications used in the U.S. market, trends, opportunities, threats, and market outlook. IFAI Market Research Manager Jeff Rasmussen …

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Anaerobic digester produces energy from animal waste

March 1, 2011

A South Carolina farmer approached the Santee Cooper electric utility with an idea for turning his hog farm into a green power source. Four years later, with help from Clemson University and Environmental Fabrics Inc. (EFI), a Gaston, S.C., manufacturer of geosynthetics, the Burrows Hall Farm’s anaerobic digester is ready to produce energy. An anaerobic …

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A ‘concrete overcoat’ with geosynthetics

January 1, 2011

In September 2009, building contractors floated two 660-ton pipelines onto the Ruhr River at Essen-Horst, Germany, and let them sink to the bottom, continuing a huge infrastructure project to bring wastewater across the river to a treatment plant and transport clean drinking water back. To protect the pipelines and stabilize them on the riverbed, HUESKER …

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Fabric products help conserve water

As supplies drop and demand rises, governments, companies and individuals look for cost-effective ways to save a limited resource. By Janice Kleinschmidt Picture 26 Olympic-size pools filled with water. That’s how much of the precious resource was prevented from evaporating in a year’s time from five storage basins in Australia—just by covering them with fabric …

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Marco Sánchez is on a roll

December 1, 2010

Marco Sánchez turns a thesis project into a thriving business. By Sigrid Tornquist “Of course starting the business was a risk,” says Marco Sánchez, general manager of ML Ingeniería and Azoteas Verdes in Mexico City. “It was very complicated at first and we were very close to broke, but by the end of the first …

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Sediment: in the bag

November 1, 2010

Construction activities in watery environments stir up sediments that can release stored pollutants; clog waterways; and are expensive to store, treat or remove. Blue Boar Contracts, Midlands, England, had a national dredging contract with British Waterways to deepen canals—and extract tons of sediment slurry for removal. The company called on Sedi-filter, a dewatering solution manufactured …

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TenCate patents ‘grassy’ geosynthetic

October 1, 2010

TenCate Geosynthetics, Pendergrass, Ga., recently received a U.S. patent for its Miramesh® SG woven geosynthetic, which combines the benefits of its Miramesh GR open biaxial fibers with green synthetic grass fibers. The product, designed to stabilize soil on steep slopes and wire basket walls, immediately creates a finished, fully vegetated-looking wall face and eliminates the …