Strata’s New Geotechnical Software Focuses on GRS Design

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The recently launched StrataPro™ geotechnical software platform from Strata Systems, Inc. is a welcomed addition to the tools engineers can use to improve GRS design. Geosynthetically reinforced soil structures can improve the sustainability, economics, and safety of infrastructure, but they require significant care in planning and material selection. Programs such as StrataPro provide that suppor... »

PODCAST: Bob Mackey on the State of Geosynthetics Education

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A few years ago, the International Geosynthetics Society revived its Educate the Educators program. The initiative was developed in the early 1990s to help educate engineers, regulators, and academics about geosynthetic materials, which were flourishing in field use. More than 20 years later, the field of geosynthetics had grown enormously—but how to engineer with these materials had not become st... »

Geocell-Supported Design Restores Indian Highway

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By Strata Geosystems (India) – Several days of torrential rain in March 2016 completely destroyed a stretch of National Highway 44 (NH-44) in India. The roadway is the main throughway for commercial traffic to the State of Tripura. The failed road zone was located on the Assam side of the Assam-Tripura border. A geocell-supported road solution was specified to repair the damage quickly. The ... »

Waterproof Membranes Conference Participating Companies

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The 11th annual Waterproof Membranes conference will be held November 14 – 16 in Cologne, Germany. Organized by AMI, the event delivers presentations and networking related to market dynamics, technical innovation, manufacturing, installation, performance of geomembranes and architecture membranes, and more. The early registration rate is available through September 8 and includes a savings of €20... »

WEBINAR: 10 Design Missteps That Affect Geomembrane Performance

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On August 31 at 1:00 pm EDT, Solmax will host a free webinar on a much welcomed topic: “Designing for success: a look at 10 design missteps that may affect the performance of geomembrane liners in service.” In announcing the webinar, Solmax notes: Performance may be thought of as a comparison between expected behavior and actual behavior. A high-performing containment facility is one in which comp... »

GeoAfrica 2017 Releases Promotional Video

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GeoAfrica 2017 will be held 8 – 11 October 2017 in Marrakech, Morocco. The conference, which is centered on the theme of “Geosynthetics in Sustainable Development in Africa”, is the 3rd African Regional Conference on Geosynthetics, following installments in South Africa (2009) and Ghana (2013). It will be held under the auspices of the International Geosynthetics Society(IGS) and hosted and organi... »

270m-Long Reinforced Soil Structure for a South African Highway

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By Maccaferri – When the improvement works to the main road P728 in the Umgababa area were approved by the eThekwini Municipality, KwaZulu-Natal Province, South Africa, a mechanically stabilized earth (MSE) wall was needed to complete the project. Maccaferri designed and supplied a 270m-long, 9m-high reinforced soil structure using the Terramesh® System reinforced with ParaGrid® primary geogrid. T... »

Relining a Tailings Dam Stormwater Channel with Limited Access

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By Concrete Canvas – In August 2016, a Concrete Canvas® Geosynthetic Cementitious Composite Mat (GCCM) was used to line a drainage channel at Glenridding Mine, Ullswater, Cumbria. The objective was to re-line an existing 200m long channel on top of a tailings dam to prevent damage from runoff during severe rain storms. In recent years there have been a number of extreme rain storms in the La... »

Geosynthetics Presentations at Sardinia 2017

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The preliminary schedule for Sardinia 2017 has been released. The Sardinia Symposium is a long-running international series of waste management and affiliated landfill-related. The biennial event is, in fact, celebrating its 30th anniversary. Geosynthetics will be found throughout the expansive program, but some of the immediate highlights are noted below. Sardinia 2017 will be held 2 – 6 October ... »

PODCAST: Zornberg on Differing MSE Design Frameworks

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Mechanically stabilized earth walls have been the subject of the most read stories on Geosynthetica this year and a few of the most read stories in 2016 as well. This past spring, some of that field interest in MSE design became the focus of a unique meeting at the Geotechnical Frontiers 2017 conference. There, the ASCE Geo-Institute Technical Committee on Geosynthetics brought together leading MS... »

New Leadership for Strata Systems as Fuller, Enger, Butchart Retire

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On the heels of establishing some dramatic global growth, Strata Systems, Inc. co-founders Chip Fuller (President) and Rich Enger (General Manager) have announced their impending retirement. Craig Bell, an industry veteran who currently serves as Strata Systems Northeast Regional Sales Manager, will transition in the role as General Manager. Also announcing his retirement is the company’s long-tim... »

Internet of Smart Materials Conference to Highlight Graphene’s Role

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The Internet of Smart Materials Conference will be held August 17 at Swinburne University (Australia) and explore manufacturing opportunities and how graphene-enhanced materials can help revolutionize data collection and performance understanding in infrastructure, science, daily life, and more. Imagine IM, which has developed the world’s first graphene-enhance geotextile with Geofabrics Australas... »

Waterproof Membranes 2017 Program Released

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Waterproof Membranes 2017 will be held November 14 – 16 in Cologne, Germany. The event is the 11th annual installment from AMI. Organizers remind interested attendees that the early registration rate, which is available through September 8, includes a savings of €200. The program has been released. Some of the presentations on the schedule that will immediately appeal to geosynthetics and ge... »

PODCAST: George Koerner on Exposed Geomembrane Performance

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George Koerner, Director of the Geosynthetic Institute, had the honor this year of delivering the first Koerner Lecture—a series named in honor of his father Dr. Robert Koerner, who is internationally recognized as one of the godfathers of geosynthetics and who continues his work as Director Emeritus at GSI. Last year, I had the pleasure to see both Koerners at an ASCE’s GeoChicago conference and ... »

Improving Drainage at Expansion Joints in Rigid Pavements

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By GSE Environmental – Repairing damaged expansion joints in rigid pavements is a costly endeavor. Not only is the cost of the repairs high, but repair projects can go on for miles and shut down vital lanes of traffic important to commuters and local commerce. The primary cause of premature damage is insufficient drainage under rigid pavements. MANAGING EXPANSION JOINTS Expansion joints are partic... »

Southeast Asian Geotechnical Society 50th Anniversary Symposium

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The Thai Geotechnical Society will host the Southeast Asian Geotechnical Society’s 50th Anniversary Symposium. The international event, featuring 35 invitation-only presentations, will be held 14 – 15 September 2017 at the Asian Institute of Technology (AIT) Campus in Bangkok. Key topics include transportation geotechnics, slope stability and stabilization technologies, embankment desi... »

The Year So Far: Most Popular Geosynthetics Stories

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We’ve rounded the corner into the second half of 2017, so it’s time to take stock of what Geosynthetica’s readers have made our most popular geosynthetics stories. Last year was the publication’s biggest year in overall unique readers and in page views, and 2017 has sustained that momentum. We are currently trending another 18% higher on 2016 and 65% greater than in this same period in 2015.... »

PODCAST: Pullout Anchor Testing in Erosion and Sediment Control

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Jay Sprague of the South Carolina-based Denver Down Research Facility took on a private client’s pullout anchor testing questions with erosion and sediment control systems and components. The results began to yield revealing data on anchor pullout performance, and in a way that has not been previously explored. Listen to “Pullout Anchor Testing in Erosion and Sediment Control” on Sprea... »

New Adhesive Tape for Geomembrane Repair and Protection

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Owens Corning has introduced GeoLap™ adhesive tape, a taping solution designed specifically for RhinoMat® and RhinoSkin® geomembrane applications. The 4-inch-wide tape’s high-strength adhesive is designed for enhanced performance in geomembrane repair, patching, and protection. It is suitable for secondary repairs, seam protection, pipe boots and penetration sealing, batten reinforcement, and othe... »

Defining Interaction Flexibility for Geogrid-Reinforced Structures

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By HUESKER – Key properties in effective geosynthetic reinforcement are adequate tensile stiffness and tensile strength coupled with good interaction behavior. The relatively new technical term interaction flexibility introduces a previously disregarded aspect: the flexibility of the geogrid in a reinforced structure. This property has been shown to improve the interaction between soils and the ge... »

Geotextile-Encased Stone Columns for Railway Passage MSE Walls

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Cobramseg is a biennial geotechnical engineering event in Brazil that combines multiple national and international engineering conferences. It’s one of South America’s most important engineering gatherings. At the 2016 edition, Ana Carolina Portela Costa, Ary Franck Baia Cordeiro, Leonardo Campos Dias, and Julián Buriticá García of Dinamiza Consultoria e Engenharia Ltda and Renato Pinto da Cunha o... »

Effective Education for Erosion and Sediment Control System Adoption

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Erosion and sediment control advances have produced enormously beneficial results, in infrastructure performance and economics; yet, rates of erosion and sediment control system adoption rates have lagged behind the research supporting them. Dr. Eve Brantley, an extension specialist and associate professor with Auburn University’s Crop, Soil, and Environmental Sciences Department in the renowned C... »

MSE Wall Failures vis-à-vis the Lack of Geotechnical Filters

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By Dr. Robert M. Koerner – Since 2001, the Geosynthetic Institute has accumulated data on failures of geosynthetic-reinforced mechanically stabilized earth (MSE) retaining walls. Our MSE wall failures database presently has 301 cases, of which 191 (63%) have been caused in whole or part by water within, or adjacent to, the reinforced soil zone. We sincerely hope that our past writings and webinars... »

Geosynthetic Reinforcement for Wind Energy

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Subsidies and federal energy policies get most of the headlines, but with the increasing size of wind turbines and the scale of wind farms, few sites can be developed without soil reinforcement technologies. Geosynthetics provide the stable base for construction works and long-term access on wind energy sites. On-shore wind turbine hub heights increasingly crest 100m, and some are approaching 150m... »

Looking Back on the Geosynthetics Pavilion and Summit in Brazil

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The mid-June BW Expo 2017 brought thousands of civil and environmental engineering professionals to São Paulo, where they encountered a first: a Geosynthetics Pavilion. Geosynthetica’s Brazil-market publication organized the pavilion to introduce the materials and some key companies to the gathering. The BW Expo focused on sustainability in water, waste, air, and energy. It was co-located with the... »