PODCAST: Perspectives on Puncture Protection for Landfill Lining Systems

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The field of geosynthetics has often been defined by how these materials improve the performance and economics of a particular site or application. One of the ways that geosynthetics achieve such goals is through rigorous testing to ensure proper selection of a material. However, engineering approaches are often driven by a market’s level of infrastructure development and regulatory readiness. Thi... »

Geosynthetic Response to Gas Pipeline Explosion

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By NAUE Geosynthetics – In the early hours of an October Saturday, a high-pressure gas pipeline exploded in Lithuania’s Širvintos region near the village of Medžiukai. The Lithuanian Emergency Response Facility arrived at the site to discover that more than 75m of pipe length had been destroyed in the blast. The explosion was powerful enough to have left behind a 15m-diameter, 3m-deep hole that ex... »

NAUE Asia Achieves SAMM Accreditation for Testing Geosynthetics

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When the international geosynthetics manufacturer NAUE GmbH & Co. KG founded NAUE Asia Sdn. Bhd. (NASB) in Malaysia in 2011, it did so to serve infrastructure markets in Asia and Oceania—and to do so with the same high-quality standards it employs at its renowned facilities in Germany. Now, the NAUE Asia testing laboratory has achieved SAMM accreditation for testing geosynthetics, in accordanc... »

Pumped Storage Facility Revitalized by GCL Barrier

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By NAUE – After more than 50 years of operation, the Hohenwarte II pumped storage facility near Saalfeld/Thuringia had seen many changes both in the ways in which the facility needed to be used and in its infrastructure and performance. Numerous changes had occurred to the site’s inlets and outlets. The pumped storage facility began to exhibit high rates of leakage. The issue was the aging, ... »

A High-Strength Uniaxial Geogrid from NAUE

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The Secugrid® line of geogrids have developed a strong reputation around the world with both biaxial and uniaxial geogrid constructions (Secugrid® Q and R), as well as a composite reinforcement solution with a geotextile embedded within the geogrid bars (Combigrid®). NAUE has also supported the line not just with collateral that backs the brand but with regular publications about geogrid reinforce... »

Geosynthetics CQA Workshop at Australian Landfill Conference

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During the 7th Australian Landfill and Transfer Stations Conference, a one-day CQA workshop will be held with a focus on construction quality assurance (CQA) for geosynthetic liners. These barrier systems are vital to the long-term performance and environmental security of waste management installations. The CQA conducted on site ensures that these systems go into operation in ideal condition to b... »

GCLs and a Flood Dam Monitoring System

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By NAUE – The need to mitigate the impact of flooding has intensified as floods have become more frequent and serious. All types of dams are being reassessed. Their “impermeability” during emergencies, which is deeply connected to their integrity and overall safety, is of paramount importance. But how can these structures be monitored for better assurance of performance? NAUE was invol... »

VIDEO: Pumped Storage Plant Barrier Rehabilitation, Germany

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The latest video from NAUE tells the story of the pumped storage plant barrier rehabilitation in Hohenwarte, Germany. The project provided an essential update a half-century-old site. Geosynthetic clay liner (GCL) has been the centerpiece of the sealing system’s update. “We have an upper reservoir with two concrete dams and a rockfill dam provided with a clay seal,” says Dipl.-In... »

Geosynthetic Coastal Protection in England

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By NAUE – From the arrival of the Romans to the Saxons and Normans clashing upon the shore, and from the Spanish Armada to Napolean and two World Wars, England has a long and well known history of coastal protection. Today, coastal protection remains a high priority—though it now focuses on erosion and flood control and civil infrastructure. The West Sands Beach Project at Medmerry near Selsey and... »

GCL Transforms Australian Quarry into Landfill

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By NAUE – An Australian quarry became of the country’s largest landfills, with the installation of a geosynthetic clay liner (GCL) barrier system. The site, known as the Western Landfill, has an available airspace totaling more than 15,000,000m3. Since 1999, the facility has offered municipal and commercial waste management services to metropolitan Melbourne. Today, more than 30% of Vi... »

Geosynthetic Design Software and Calculator Tools

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It’s no revelation that civil, environmental, and geotechnical engineering designs require a significant amount of calculation. The most advanced calculations, supported by due diligence and experience, can never be replaced by freeware and proprietary tools; but on the project selection and record-keeping side, a number of companies offer highly useful geosynthetic design software and calcu... »

VIDEO: Rockfall Protection Wall in Val d’Isère

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Last year Geosynthetica profiled NAUE’s rockfall protection wall design in Val d’Isère, a renowned winter sports region in Southeastern France. Now, the company has released video of the construction and finished work. The geosynthetic reinforcement project enabled the Val d’Isère area, situated at 1800m above sea level, to host World Cup skiing this past winter. The Val d’Isère Projec... »

GCLs Continue to Influence Barrier Designs

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The use of geosynthetic clay liners–GCLs–in engineered barrier systems has broadened substantially. Part of this growth has been fueled by a long record of successful performance. And, as with other geosynthetics, the growth has also been supported by numerous manufacturing and design advances. These have enabled GCLs to be far more application and site-specific today. GCLS & BENTO... »

Updated MSE Design Software for FHWA, BS 8006, and EuroCode 7

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NAUE, the international geosynthetics manufacturer and engineering services provider, has released SecuSlope 3.0 for mechanically stabilized earth (MSE) applications. The latest version of this MSE design software has been updated for state-of-practice use with FHWA (limit equilibrium), BS 8006 (ultimate limit state), and EuroCode 7 (EC7) following the German EBGEO (Recommendations for Design and ... »

NAUE Reviews 2015 Geosynthetic Projects and Markets

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Though 2015 saw a number of enormous challenges for manufacturers, the geosynthetics market found a number of successes. NAUE, which has its international headquarters in Germany, has just released its year-end edition of NAUE News. The issue includes a number of interesting geosynthetic projects from year, and, in keeping with tradition, it opens with a letter about the how the company and the la... »

NAUE Publishes Mining and Geosynthetics Document

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The beneficial impact of geosynthetics on the mining industy has increasingly been a focus at international engineering conferences and in engineering journals and trade magazines. The growth of heap leaching (gold, copper, uranium, etc.), for example, is integrally linked to the performance of geosynthetics. NAUE, which manufacturers a large range of geosynthetic materials used by the mining indu... »

Updated Geogrid Calculator for Unpaved Base Reinforcement

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International geosynthetics manufacturer NAUE has updated its geogrid calculator tool for unpaved base reinforcement. SecuCalc 2.2 performs generic calculation of non-reinforced and geogrid-reinforced aggregate bases. Applications targeted by the design and cost estimation tool include roadway, access and haul road, parking lot, and similar designs. The user-friendly functionality takes into accou... »

Reinforced Rockfall Protection Bund in Val d’Isère

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By NAUE Geosynthetics – Val d’Isère in Southeastern France is famous as a winter sports area. But the beautiful mountains surrounding the valley, which is situated at an altitude of 1,800m, have a dark side: falling rocks! NAUE Secugrid® geogrids helped enable a protection bund to be constructed despite severe space limitations. The district of La Daille posed the main problem. Increas... »

On the Links: Geosynthetics in Golf Course Construction

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Most of the world’s best professional golfers will be in Augusta, Georgia, USA from 9 – 12 April 2015 for the 79th edition of the Masters, the historic tournament that each April kicks of the PGA’s series of four majors. While golf course construction has slowed from its feverpitch in the mid-2000s, golf courses continue to improve their play, beauty, and environmental performance by utilizing geo... »

AUSTRALIA: Rowe Headlines Multi-Component GCL Seminar

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Renowned researcher and educator, Dr. R. Kerry Rowe, P.Eng., has been announced as the featured presented during a multi-city seminar tour of Australia. The topic, “Multi-component Geosynthetic Clay Liners,” will feature research, design, and local case studies. DOWNLOAD THE EVENT BROCHURE (PDF) Key topics in the session include landfill applications, water resource management, tailings dams, inte... »

NAUE Seeks Sales Engineer for Malaysian and Affiliated Regional Markets

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NAUE, a leading international manufacturer of geosynthetics and engineering services provider, seeks to add a sales engineer to its expanding Malaysia and Southeast Asia operations. The company has a major manufacturing plant in Malaysia. The candidate should have a strong understanding of geotechnical engineering and geosynthetics. As part of a multi-national team at work in diverse markets, the ... »

A Hydrostatic Pressure-Resistant Tunnel Lining in Bavaria

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By NAUE Geosynthetics – As part of the Deutsche Einheit (German Unification) Traffic Project 8.1, the Deutsche Bahn Netz AG (German Railways) ordered the construction of the Höhnberg and Füllbach tunnels on the Coburg-South section of the new twin-track line between Ebensfeld and Erfurt. The two tunnels cross one another with a vertical offset of 16m, which meant an enormous challenge for th... »

VIDEO: Underwater Installation of GCL for Flood Protection

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By NAUE – The video “Dam Sealing with Bentofix® BZ 13-B” shows how Geosynthetic Clay Liners (GCLs) allow ecological, economical and safe construction, including for underwater installation of a flood protection sealing system. A barrage along the Lech River in Feldheim, Germany is profiled. The Feldheim barrage is located directly in a nature reserve, 40 km north of Augsburg. As ... »

VÍDEO: Proteção Contra Erosão para Parques Eólicos Offshore

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Em “Energia eólica offshore segura”, o parque eólico offshore Amrumbank West exemplifica como geofôrmas de geotêxtil com areia (Secutex® Soft Rock) permitem a construção econômica, tecnicamente robusta e segura. Neste vídeo, a equipe da empresa NAUE resume o trabalho e o impacto benéfico que os geossintéticos estão tendo na energia eólica offshore. O parque eólico offshore Amrumbank We... »

Sinkholes: A New Face for Stability

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An extraordinary crater in Schmalkalden, Thuringen became Germany’s most prominent sinkhole after its sudden development on an early November day. What made this sinkhole particularly alarming was its development within the middle of a residential area. Geologists suspected that natural cavities were the cause and established test wells to monitor the situation. For three days the earth shif... »