Solmax pit thermal energy storage with geosynthetics on the Tibetan Plateau

July 19th, 2021

Photograph courtesy of Solmax Tibet has an average elevation of more than 13,100 feet (4,000 m), reaching to 16,400 feet (5,000 m). At these heights, temperatures can remain below freezing all day in winter, plunging to –4°F (–20 °C). In 2018, Tibet’s first large solar thermal district heating system was designed and built at 15,000 […]

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Coastal protection solution with geotextile sand containers

July 15th, 2021

Photograph courtesy of NAUE Due to climate change, storm surges are becoming more frequent. The coast in the seaside resort of Lubmin, Germany, was exposed to several storm surges over a short time. In case of an additional storm surge, the existing coastal protection dune was in danger of breaking. In 2017 and 2019, a […]

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Tentoma offers packaging of geotextile rolls with core plug applicator

July 12th, 2021

The RoRo StretchPack packaging machines from Tentoma can now be equipped with a core plug applicator Automatic insertion of core plugs in rolls is now an option for the RoRo StretchPack packaging machines from Tentoma. The RoRo StretchPack packaging machines have become popular, especially for the packaging of geotextiles. The reason is that the horizontal […]

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What is the difference between a woven and nonwoven geotextile?

June 16th, 2021

By Joshua Venters, Engineering Business Manager, Layfield Group The use of geotextiles has steadily grown over the past century. Geotextiles were initially derived from existing textiles that were readily available on the market, such as carpet backing and upholstery fabric. Manufacturers have modified geotextiles to provide increased benefits to roadway construction. While there are two […]

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GSI to host webinar on geosynthetics used in paved and unpaved roads

June 7th, 2021

Beginning in the 1930s, geotextiles and then geogrids have been used in unpaved and paved roads for the purposes of reduced stone base thicknesses and improved serviceability. For use as unpaved road reinforcement, the theory is developed to the point that the benefit/cost of using geotextiles or geogrids can be assessed. This application is very […]

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Geotextile under articulated systems in slope armoring

June 1st, 2021

Q: I have a question about the geotextile placed under articulated systems in slope armoring. Based on my understanding, a drainage layer is recommended between the geotextile and the armoring structure, but, since the armoring structure has some spaces in between the armoring blocks, won’t the particles of the drainage layer be washed out through […]

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Useful service life of nonwoven geosynthetics

June 1st, 2021

Q: Where can I find literature on the useful service life of nonwoven geosynthetic fabrics installed in soils? Thank you. A: Nice to hear from you and thanks for your question in regard to the service life of nonwoven geotextiles.  Below is a reference that I think is very good. In addition, I have exhumed […]

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Fibertex Nonwovens announces further investments in high-tech plant expansions in Europe

May 5th, 2021

Fibertex Nonwovens, headquartered in Aalborg, Denmark, is embarking on a second stage of expansions with an investment of $48,401,148 (DKK 300 million) in the company’s plants in the Czech Republic and Turkey. The investment was prompted by increased global demand for the company’s high-tech and sustainable specialty products. In March 2021, Fibertex Nonwovens, a subsidiary […]

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A new specification for geotextile grout filled mattresses

April 1st, 2021

By George R. Koerner FIGURE 1 GGFM being filled incrementally. Courtesy of HUESKER Geotextile grout filled mattresses (GGFM), also referred to (in ASTM D18.25/D35.05) as fabric-formed concrete (FFC) or fabric-formed concrete revetments (FFCR), are erosion-resistant concrete linings made from durable, permeable fabric forms that are filled with high-strength grout. GGFMs are generally sloping structures placed […]

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Solmax liners help secure 10-day build of Wuhan hospital

April 1st, 2021

Workers involved in the installation of the Solmax liner for the Huoshenshan Hospital in Wuhan, China. Photograph courtesy of Solmax In late January 2020, just before the Chinese Lunar New Year, the COVID-19 pandemic broke out in large areas of Wuhan, Hubei Province, China. The city went into lockdown on Jan. 23, 2020, with the […]

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