Caveat venditor—When practice is far from theory

June 1st, 2007

By Ian D. Peggs At the Geosynthetics-2007 conference earlier this year in Washington, I had dinner with a geomembrane manufacturer colleague and he asked me, “How should we respond to a customer’s question: ‘Is your geomembrane compatible with my chemical solution of A, B, C, at XY°C?’ and then says he is going to order […]

Read More Edit

Sheet-drain system is the correct call for Louisiana wood plant

June 1st, 2007

With geosynthetic sheet-drain technology, a more-efficient and cost-effective system was proposed and eventually built. A new engineered-wood manufacturing facility is up and running this year, thanks in part to a comprehensive geosynthetic sheet-drain system. Martco Limited Partnership, the manufacturing arm of the Roy O. Martin Lumber Co., completed a new oriented-strand board (OSB) plant near […]

Read More Edit

Use of geosynthetics in deicing facilities at the Cleveland airport

June 1st, 2007

Using GCLs and a cellular confinement system, the objective was todesign and construct a centralized deicing pad where fluid could beapplied and collected in a fully controlled manner. By Daniel Petno and Chris Athanassopoulos Introduction The design and construction of a new centralized deicing facility at Cleveland-Hopkins International Airport (CLE) involved several geosynthetic applications, including […]

Read More Edit

Expedient site construction provided housing for Mississippi residents displaced by Katrina

June 1st, 2007

Geosynthetic materials helped in offering a solution for the construction of temporary roads and group housing sites atop wet and soft soil conditions. By Lloyd W. Young Jr. and Robert E. Jordan Introduction The objective of this article is to describe the use of geosynthetics during the preparation of temporary group housing sites in southern […]

Read More Edit

Experience with GCLs used as a conductive layer in geomembrane leak-location surveys

June 1st, 2007

By Glenn Darilek and Daren Laine Engineers, installers, regulators, and owners are starting to rely on geomembrane leak-location surveys as part of the construction quality assurance for landfills. The various methods are described in ASTM Standard D 6747.1 Standard procedures for conducting leak-location surveys of geomembranes covered with earth materials are described in ASTM Standard […]

Read More Edit

A river runs through it: Displacement of Serbia’s Kolubara

June 1st, 2007

The expansion of a massive Serbian coal mine requires moving a river. By Svetomir Prokic and Ronald K. Frobel Overview The Kolubara open pit mine is the largest and most critical supplier of lignite coal in the Republic of Serbia and a crucial component in that country’s emerging economy. The mine encompasses more than 600km2 […]

Read More Edit

Synthetically reinforced natural turf installed at Lambeau Field

June 1st, 2007

The playing surface at Lambeau Field—home of the National Football League’s Green Bay Packers—has undergone a facelift this year. The $3 million makeover promises a new football field with the latest technology in natural turf plus the addition of synthetic reinforcement. DD GrassMaster, a natural grass surface reinforced with man-made fibers developed by Desso DLW […]

Read More Edit

New books for the geosynthetics industry

June 1st, 2007

Geosynthetics in Civil Engineering A new book, Geosynthetics in Civil Engineering, includes contributions from a cavalcade of international academics and professional engineers. Part 1 of the book covers the fundamentals of geosynthetics. Chapters include discussion of the design and durability of geosynthetics together with their material properties and international standards governing their use. Part 2 […]

Read More Edit

ASTM Vol. 04.13 Geosynthetics

June 1st, 2007

Published: May, 2007 Volume 04.13 focuses on the mechanical, endurance, permeability, and filtration properties of geosynthetics. Applications such as roadway stabilization and repair, erosion control, geomembranes, soil drainage, and reinforcement, as well as hydraulic barriers composed primarily of man-made polymer sheets or spray applied systems are included. Also featured are standards on geosynthetic clay liners. […]

Read More Edit

Geotube technology project in India

June 1st, 2007

A district irrigation department in West Bengal, India has initiated a geotextile tube project on an experimental basis in an effort to check coastline erosion. A 1-km test section on the Bay of Bengal coastline from Shankarpur to Jalda in the district of East Midnapore was installed this spring. The project, implemented to stop the […]

Read More Edit