WEBINAR: Understanding the Role of MARV in Geosynthetic Specifications

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The International Geosynthetics Society North American Chapter (IGS North America) will host a webinar on December 19: Understanding the Role of Minimum Average Roll Values (MARV) in Geosynthetic Specifications. Beth Wilbanks (TenCate Geosynthetics) will lead the 1:00 – 2:00 pm EST session. REGISTER ONLINE Download the webinar flyer (PDF) Cost IGS North America Members: FREE Non-members: USD $20 M... »

Kerry Rowe to Deliver Croce Lecture in Rome

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Renowned geotechnical engineering professor Kerry Rowe (Queen’s University, Canada) has been selected to deliver the prestigious Croce Lecture at the Italian Geotechnical Society (Associazione Geotecnica Italiana – AGI) annual conference. The society, which include the Italian Chapter of the IGS, will hold its event 13 December 2017 in Rome. Prof. Rowe has announced his lecture topic: “Envir... »

A Sustainable Success Award for Machina-TST’s Geosynthetics Business

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On 17 November 2017, in the Small Hall of the Palace of the Republic in Minsk, Belarus, the national Entrepreneur of the Year awards ceremony took place. Among the many businesses honored was rapidly growing geosynthetics manufacturer Machina-TST. The company, which is based in Mogilev, was one of six companies with more than 300 employees recognized for sustainability—which in this context was to... »

GeoPASS II Delivered a High-Level, Diverse Technical Seminar

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On the heels of ASCE’s GeoCarolinas conference in Charlotte, North Carolina, locally headquartered HUESKER delivered a high-level technical seminar and networking event. The gathering GeoPASS II, followed the previous year’s format: a strong list of invited speakers for a day-long seminar, a diverse range of topics, a limited attendee list representing various perspectives and specialties in the f... »

Better Bearing Capacity for Container Yard on Geocells

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Constructing on weak subgrade is always a challenge, but geosynthetics provide high-quality, efficient, and economical solutions. An exemplary case can be found in the busy city of Kolkata, India, where a logistics company needed to improve a weak subgrade at the site of a new container yard. Geocells provided the answer. ALLCARGO LOGISTICS Ltd.’s container yard was to be located at Kidderpore Doc... »

GIGSA Bursary Applications Due November 1

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The Geosynthetics Interest Group of South Africa (GIGSA)—a chapter of the International Geosynthetics Society—has a strong history of supporting educational endeavors. The chapter’s support comes in the way of technical lectures, publications, event participation, and a regular GIGSA Bursary. The next deadline for applications for the GIGSA Bursary is 1 November 2017. Geosynthetica encourages its ... »

GSI Webinar: MSE Wall Back Drainage Design

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The Geosynthetic Institute will host its next GSI Webinar on 25 October 2017. The topic is MSE Wall Back Drainage Design. GSI Webinars are 80-minute sessions (with Q&A time added to the end) on the second Wednesday of every month at 11:30 am (EDT). Participants may be eligible to receive 1.5 professional development hours (PDHs) with completion of a 10-question multiple choice test following t... »

Geosynthetic Support Pad Offers More Than 800 t Capacity

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HUESKER has developed a geosynthetic support pad (Fortrac Heavy Load). The system has been engineered for storing extra-heavy units, such as monopoles for offshore wind turbines or ship components. The load capacity of this geosynthetic support pad is greater than 800 t. “Traditional constructions with custom-made steel and concrete support posts tend to be very expensive,” the company writes. “[T... »

Ashley MacMillan Joins TenCate as an Engineering Business Manager

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TenCate Geosynthetics has announced the addition of Ashley MacMillan, PE as Engineering Business Manager – Northwest (United States). MacMillan is a 7-year veteran with a strong background in geotechnical applications. Among the skills she brings to TenCate is the ability to serve as a mechanically stabilized earth structures expert. MacMillan has been active in her career with the American Societ... »

NOLA GeoHydraulics Engineering Event Schedule Released

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Civil engineers and construction professionals will meet international speakers, network with top-tier geohydraulics solutions companies, acquire practical engineering information to implement immediately, and have the opportunity to take part in high-level geohydraulics discussions in New Orleans. Two geohydraulics engineering events are coming to New Orleans, Louisiana 7 – 9 November 2017. Devel... »

GeoPASS II Offers a Strong Geotechnical Program – October 11

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Last year, Charlotte, North Carolina-based HUESKER hosted a high-level, invitation-only geosynthetics technical networking event called GeoPASS. The inaugural series delivered top-tier lectures and perspectives on diverse topics such as the Limit Equilibrium Design Framework, coal ash disposal, contractor’s views on geosynthetics in geotechnical engineering, and more. GeoPASS II, to be held Octobe... »

Post-Harvey Impact on Geosynthetics Manufacturing

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At its peak and not long before it made landfall in Rockport, Texas, Hurricane Harvey was rated a Category 4 storm. It was the first major hurricane to make landfall on the Texas Gulf Coast in 12 years, and in doing so it caused an enormous amount of damage to infrastructure in Houston, which is a major center of production for petrochemicals and geosynthetics manufacturing in the United States. B... »

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 ... »

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... »

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... »

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.... »

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... »

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... »