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Terrafix Geosynthetics new joint venture with Albarrie
June 22nd, 2010
Terrafix Geosynthetics Inc. announced in May the launch of a new joint venture with Albarrie Canada, according to a press release from the company. The two firms are joining forces to create Terrafix Albarrie Geosynthetics (TAG). TAG will manufacture a full line of geosynthetic clay liners (GCLs) as well as other specialty products in Barrie, […]
NAUE grid demonstrates stability at Weimar test
June 17th, 2010
More than 100 visitors came to Germany’s Bauhaus University Weimar in June for a Department of Civil Engineering event entitled “Energy. Experiment. Experience.” One of the event’s highlights included a public demonstration of geogrid-reinforced stone columns using a 2.4-ton vehicle. NAUE GmbH & Co. KG, an international manufacturer of geosynthetics, worked with Prof. Dr.-Ing. Karl […]
New lines from Vietnam
June 17th, 2010
Vietnam-headquartered Vison is entering the nonwovens market with the installation of new lines in the Hanoi and Ho Chi Minh regions. Vison is one of many new companies in Vietnam ushered in by the wave of private investment since the turn of this century. Formed in 2005 by local entrepreneur Trinh Thanh Vinh, the company […]
Profile introduces new biodegradable growth medium
June 17th, 2010
Building on the performance of the original Flexterra Flexible Growth Medium, Profile Products unveiled its new patent-pending Flexterra High Performance-Flexible Growth Medium (HP-FGM) in June. In a company press release, Profile said that the HP-FGM product represents the next generation in flexible growth media, offering 600% greater initial seed germination and more than 250% greater […]
IFAI members assist in oil spill cleanup
June 2nd, 2010
By Abbie Yarger More than 60 members of the Industrial Fabrics Association International are preparing products for clean-up efforts in the Gulf of Mexico following the April 20 explosion of the BP-owned Deepwater Horizon oil rig. The oil gusher at the source of the spill, located 5,000 feet below the ocean surface and about 40 […]
Building bridges the geosynthetic-reinforced soil way
June 1st, 2010
From Defiance County, Ohio, to Yamhill County, Oregon, building bridges using geosynthetic-reinforced soil is gaining popularity for its effectiveness, efficiency, and time-saving simplicity. This methodology was first featured in Geosynthetics in August 2006, with a follow-up in April 2008. Defiance County Engineer Warren Schlatter and his crews, with initial assistance from the Federal Highway Administration […]
A young engineer, molasses, and failed sand drains
June 1st, 2010
Editor’s Note: The October 2009 issue included lots of geosynthetics history, including this article by Bob Koerner. Comment: “A young engineer, molasses, and failed sand drains” From: Peter Davies, Kaytech South Africa Posted: Nov. 1, 2009 Hi Bob and thank you for a thought-provoking lesson. I am forwarding it to a number of acquaintances in the […]
Heavy equipment
June 1st, 2010
Editor’s Note: In the February 2009 issue, a retaining walls article included photos with heavy construction equipment. A reader asked a question about this and an answer is provided by the wall builder. Comment RE: Heavy equipment From: George S. Posted: Jan. 28, 2010 I have seen these reinforced walls being used a lot in […]
Slope angles
June 1st, 2010
Editor’s Note: In the June 2009 issue, Tim Stark, an engineering professor at the University of Illinois, answered a question regarding geosynthetic-lined slopes. Prof. Ed Kavazanjian’s comments offer further information on the subject. Comment From: Ed Kavazanjian, Arizona State University Posted: Aug. 15, 2009 Tim Stark’s [answer] on restricting the inclination of a geosynthetic lined […]
Seismic performance
June 1st, 2010
Editor’s Note: The August 2009 issue included an article regarding seismic performance of geocells by Prof. Dov Leshchinsky. A reader offered a compliment and a request. Comment From: Slobodan Riger, Alfa Invest Posted: Aug. 28, 2009 Excellent presentation. We will be interested [in] analysis for higher walls, 5-8m, and the load of highway on the […]