TenCate Geosynthetics wins 2008 Award of Excellence for Geosynthetic Projects

February 1, 2009  |  Case Studies

The award is part of the 2008 International Achievement Awards presented by the Industrial Fabrics Association International (IFAI). Abstract This project upgraded an existing, narrow rural road to a British Columbia Ministry of Transportation (BCMoT) standard 8m-wide, gravel surface road. About 85m…
Reinforced wall project launches new retail development in Southern California

February 1, 2009  |  Case Studies

Project highlights: The Shops at Sycamore Creek (15.6-acre site), Corona, Calif. Location: Riverside County, Calif., Interstate-15 Freeway Frontage and Indian Truck Trail (adjacent to the Elsinore Fault zone) Purpose of retaining wall: To create a construction pad allowing enough flat buildable land…
Riverbank protection helps save a cemetery

February 1, 2009  |  Case Studies

Compiled and edited by Ron Bygness For nearly a century-and-a-half, Big Bend Lutheran Church in west-central Minnesota has stood proudly on a 60-ft bluff overlooking the Chippewa River. The founders of this rural parish also plotted a cemetery adjacent to the chuch and even closer to the overlook of…
Geomembrane liner and subsurface stormwater system installed at new Minnesota football stadium

February 1, 2009  |  Case Studies

By Ron Bygness and Mark Apfelbacher Developers of large urban projects — such as the new TCF Bank Stadium at the University of Minnesota — are challenged to find sustainable ways to manage stormwater without wasting precious space. “At the stadium, space is at a premium,” sai…
Reviving the Wrigley Reservoir on Catalina Island

October 1, 2008  |  Case Studies

A new liner, a floating cover, and a wildfire. By Andrew Mills Introduction There are times when an unusual project turns into one that is absolutely unique, literally “one of a kind.” That’s exactly what happened on a water reservoir project off the west coast of California on Cat…
Geosynthetics and the new I-35W Bridge

October 1, 2008  |  Case Studies

Examples of the geosynthetic materials used on the I-35W project. By Ron Bygness, and courtesy of Flatiron Corp., Maccaferri Inc., and MnDOT Construction of the Interstate-35W Bridge, which collapsed in catastrophic fashion on Aug. 1, 2007, was completed ahead of schedule, and reopened on Sept. 18, …
Under the green roof: Ground control in northern California

October 1, 2008  |  Case Studies

Stabilizing a “living roof” with biodegradable geotextile: Interlocking plant trays help the new California Academy of Sciences building blend into hilly surroundings. By Shelby Gonzalez Introduction Lead architect Renzo Piano envisioned the new California Academy of Sciences (CAS) build…
TV reports show use of geotextiles for temporary flood control

August 1, 2008  |  Case Studies

Let’s get the word out! By Mark Marienfeld, P.E. June 2008 I have been watching the TV news coverage of the flooding in the Midwest these past few days. What I see is unprecedented, I believe: TV reports showing the use of geotextiles for temporary flood-control dike building. As background, f…
Slope stability sensitivities of final covers

August 1, 2008  |  Case Studies

By Richard Thiel Abstract The geotechnical aspects of final cover system slope stability follow the same principles used for other geotechnical stability problems. What is unique and important to recognize, relative to final cover systems, is their sensitivity to relatively small changes in loading,…
Three challenges in using SRWs and other reinforced-soil structures: Part 3B

August 1, 2008  |  Case Studies

By Michael R. Simac, P. E., and Blaise J. Fitzpatrick, P. E. Introduction While segmental retaining walls (SRWs) have been routinely used for more than 15 years now, there are still three challenging issues facing owners considering their use. What is the best way to procure, design, and then build …