“Aqua” and “agri” featured at GSI’s 21st conference

February 1, 2008

The closely related topics of agriculture and aquaculture are the focus of our 21st Annual Conference on March 5, 2008 in Cancún, Mexico. As the date suggests, our conference will be “nested” within GeoAmericas 2008, which is being held at the same location March 2-5, 2008. For complete conference details, registration, and hotel information: www.geoamericas.info. …

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Geocomposite cover for sulfide tailings

By Bruno Herlin, P.Eng. Abstract In autumn 2006, the Ontario Ministry of Northern Development and Mines tendered a construction project to provide a soil cover over the North Impounded Tailings (NIT) area at the abandoned Kam Kotia Mine site in east-central Ontario, Canada. The soil cover would effectively impede the entry of water and oxygen …

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Transmissivity: An ambiguous contradiction

By Richard Lacey, TRI Environmental Introduction Specifying the transmissivity of a drainage product seems straightforward. There are only two approaches defined in the governing test method. One is to specify the required transmissivity, while the other is to specify the required in-plane flow rate. Of course, the specification must also include all of the parameters …

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Coastal dune stabilization using geotextile tubes at Las Coloradas

By Sergio Aguilar Escalante and Alfonso Sol“s Pimentel Abstract Beaches and coastal dunes at Las Coloradas, Mexico, were severely affected after Hurricane Wilma stormed through the northern coast of the Yucatan Peninsula in October 2005. Dune destruction connected open sea with lagoon systems at some points, with disastrous consequences for the local ecosystems. The regional …

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Flint Industries Inc. wins 2007 Outstanding Achievement Award

The award is part of the 2007 International Achievement Awards presented by the Industrial Fabrics Association International (IFAI). Project description This project involved installing a soil cap over the surface of a 55-acre sludge pond under the auspices of the Florida Department of Environmental Protection (FDEP). The capping system required the installation of high-strength woven …

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ML Ingenieria S.A. de C.V. wins 2007 Outstanding Achievement Award

The award is part of the 2007 International Achievement Awards presented by the Industrial Fabrics Association International (IFAI). Project description This project underscored the advantages of using geogrids to build many of the biggest retaining walls ever constructed in Chilpancingo, the capital city of the state of Guerrero, México. Retaining walls were designed to support …

TenCate Geosynthetics wins 2007 Award of Excellence

The award is part of the 2007 International Achievement Awards presented by the Industrial Fabrics Association International (IFAI). Project description This project featured the construction of a 1H:1V geosynthetic reinforced steepened slope, 242ft high at Yeager Airport in Charleston, W.Va. This hillside buildup was one part of a nearly $20 million project. The slope was …

Geosynthetics receives two awards

Geosynthetics has received two more magazine awards, both announced late last year. The bimonthly magazine formerly known as GFR won the first-place Gold Award in Association Trends 2007 All-Media Contest in the Scholarly/Technical/Scientific category, announced in December. Geosynthetics also was cited by the Minnesota Magazine and Publications Association (MMPA) with a third-place Bronze Award in …

RE: “The Bridge” & “Butterflies”

We can only thank God after narrowly surviving such incidents (“The Bridge” October/November 2007). Our life is nothing but a flame of candle burning against winds. It was a very touching way that you expressed the mishap in your editorial. Good to see the poetic side of a technical person! Your expression will surely attract …

Additional comment on Part 1 of SRW series

I just finished reading the article (“Challenges in building SRWs … “) published in Geosynthetics magazine. I think your conclusion that the owner should take control of the design is right on the money and should be part of the bid package. I also believe that a generic, performance-based design can be put forth as …