Geomembrane curtain improves salmon habitat

June 1, 2012  |  Case Studies

At the Whiskeytown Reservoir By Bob Gee, Greg Morris, and Stanford W. Slifer Introduction In California’s Central Valley, geomembrane temperature curtains provide an example of how geosynthetic materials can help stabilize environmental conditions along water diversion systems. Located in the …
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Green roofs with geosynthetic materials optimize sustainability

June 1, 2012  |  Case Studies

Texas Case Study Introduction Green or vegetated roofs have proven an effective method of reducing the energy load requirements of buildings. Another way green roofs contribute to sustainability is by reducing carbon levels in the atmosphere through carbon sequestration or the removal and storage of…
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An unprecedented design/build regulatory effort

April 1, 2012  |  Case Studies

Closing the A&L Salvage Landfill By Kevin Harshberger, Ron Zitek, and Chris Eichelberger Introduction Description of the A&L Salvage Landfill site in rural northeastern Ohio: 400-acre site near Lisbon, Ohio, began operations in 2001. a C&D (construction and demolition) landfill with asbe…
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Geotextile-reinforced soil retaining wall for Hetaoyu Mine coal processing plant

February 1, 2012  |  Case Studies

This project, submitted by TenCate Geosynthetics, won an Award of Excellence in the 2011 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and desi…
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Application of complex reinforced structure near fault zone

February 1, 2012  |  Case Studies

This project, submitted by Ace Geosynthetics, won an Outstanding Achievement Award in the 2011 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill an…
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Using geosynthetics to stabilize soils in a harsh environment

February 1, 2012  |  Case Studies

Erosion control in mining applications By Dhani Narejo, Bruno Hay, and Bryan Wedin Mine site erosion problems One of the largest nickel mining sites in the world is located on the island of New Caledonia in the South Pacific. Due to the size of the mining project and the terrain of the site, signifi…
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Closing and capping the Timber Ridge Landfill

February 1, 2012  |  Case Studies

This project, submitted by Agru America Inc., won an Outstanding Achievement Award in the 2011 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill an…
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The role of geosynthetics in the new New Orleans levees

October 1, 2011  |  Case Studies

By Angelle Bergeron Introduction Geosynthetic materials are playing a critical role in providing New Orleans with its best flood protections ever. “We couldn’t have delivered this work by 2011 without geosynthetics,” said Richard Varuso, deputy chief of the geotechnical branch of t…
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Emergency water supply: The Upper Chiquita Reservoir

October 1, 2011  |  Case Studies

By Steve Roades Introduction The recently completed Upper Chiquita Reservoir in Southern California was built to provide the region with substantial new water reserves to meet customer demand during disruptions of water deliveries. These interruptions can be unanticipated—for example, the 1999…
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On the waterfront

October 1, 2011  |  Case Studies

A plan to rework the Don River Park near downtown Toronto uses geotextile-wrapped wick drains to remediate soil and drainage problems By Adam Regn Arvidson A new neighborhood is growing on 80 acres (32 hectares) of former industrial land near downtown Toronto. Called the West Don Lands, it will be h…
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