Geogrid geocomposite saves 50% in installation time

February 8th, 2022

Freudenberg Performance Materials Holding SE & Co. KG released a new geogrid geocomposite aimed at increasing the efficiency of construction projects. EnkaGrid MAX C geogrid geocomposite. Photograph courtesy of Freudenberg Performance Materials Holding SE & Co. KG Germany-based Freudenberg Performance Materials launched EnkaGrid MAX C, a new geogrid geocomposite consisting of a reinforcing geogrid bonded […]

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Protecting groundwater with geomembranes in Swedish highway expansion

January 18th, 2022

Integrated into a highway expansion project in Ljungby, Sweden, an HDPE geomembrane protects groundwater feeding the drinking water supply of 70,000 Swedes. Photograph courtesy of Solmax The E4 highway in Sweden meanders 346 miles (557 km) between Helsingborg and Stockholm. It is one of the country’s most important traffic and transport routes. Trafikverket (Swedish Transport […]

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Geocomposite lines Anchorage Regional Landfill expansion project

December 13th, 2021

Photograph courtesy Solmax In 2020, the Solid Waste Services department (SWS) of Anchorage, Alaska, expanded the Anchorage Regional Landfill’s capacity by adding a new cell 9 and tying it to several existing cells in close proximity. Alaska Aggregate Products LLC (AAP) was awarded the geosynthetics and piping contract, and AAP chose Solmax to supply all […]

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NAUE geosynthetics secure German road embankment over old mining area

November 2nd, 2021

Photograph courtesy of NAUE The German federal highway B91 between the cities of Deuben and Werschen in Germany is a collector road with access to the A9 motorway. The subsoil risks resulting from past lignite mining activities represent an enormous challenge in the region. Subsidence has occurred regularly. Solution In the area of a bridge […]

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Raven salt gradient solar pond geomembrane for distilling brine water

September 30th, 2021

Full-site deployment of the Dura-Skrim reinforced polypropylene (RPP) panels and ballast tubes. Photograph courtesy of Raven Engineered Films Freshwater supplies are a worldwide issue for many areas in relation to access and availability. Geosynthetics have long been a significant factor in environmental water containment solutions. Solar Power & Water pond systems are designed and marketed […]

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Geosynthetic load transfer platform for stormwater management system in Malaysia

September 6th, 2021

Installation of Mirafi HP380a over the flat thin soil layer followed by aggregate backfilling. Photograph courtesy of TenCate Geosynthetics Asia Sdn. Bhd. Climate change and human mismanagement of water resources, such as river channels and floodplains, increase flooding and erosion problems. Poor urbanization restricts floodwater flow and eventually leads to destructive flooding. Detention and retention […]

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Concrete interlayers

April 1st, 2021

Q: We are interested in using a geotextile as an “unbonded concrete interlayer” over existing concrete pavement to float the new slab over deteriorated pavement, instead of a thin asphalt layer. Do you have any guidance for us in this regard? A: Over the past several years, 16-ounce-per-square-yard (542-g/m2) nonwoven needlepunched geotextiles have been used […]

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Base stabilization at Port of Invergordon, U.K.

January 18th, 2021

A new 365,973-square-foot (34,000-m2) container area was required in the Port of Invergordon, U.K. The area was constructed as an unbound pavement with a crushed gravel surface. Presto GeoSystems GEOWEB geocells presented an excellent solution to minimize the overall cross-section depth through its unique load transfer mechanism while controlling differential settlement in the heavily loaded […]

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Innovative geosynthetic solution saves 106-year-old Panama Canal structures

August 1st, 2020

By Tom Stephens and Nicolas Ruiz FIGURE 1 Preparing to place a 65-cubic-yard (50-m3) geotextile bag container into 66 feet (20 m) of water at the Gatun Locks dividing wall The Panama Canal opened for business 106 years ago and was hailed as the eighth wonder of the world and an engineering marvel. It has […]

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The GMA Techline

August 1st, 2020

Seaming dissimilar geomembranes Q: I kindly request your technical support in the questions below: A nonpolyethylene geomembrane was used in phase 1 of the tailings dam waterproofing system of a gold mine. For the expansion (phase 2), the use of a high-density polyethylene (HDPE) geomembrane is being evaluated. How can the HDPE geomembrane join the bituminous […]

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