Vegetation establishment is crucial for mine reclamation

June 1, 2015  |  Case Studies

By Jill Pack Project Highlights Mine closure and reclamation Chestnut Ridge Sand Quarry Kunkletown, Pa. Applications Erosion control Slope stabilization Contractor The H & K Group Distributor/Installer Jobsite Products Hydraulic erosion control HydraCM Steep Slope Matrix HydraCX Extreme Slope Ma…
Read More
Geosynthetic opportunities in shale gas fracking (revisited)

April 1, 2015  |  Case Studies

By Robert M. Koerner, George R. Koerner, and Archie Filshill Introduction Energy is clearly the driver of almost every activity that the world and its inhabitants rely on and fully utilize. At issue is “what type of energy?” and the answer (as if there even exists a single answer) is largely geo…
Read More
Geosynthetics facilitate construction of 10,000-ton tunnel in two weeks

April 1, 2015  |  Case Studies

Construction of the new Nowolazurowa Street tunnel in western Warsaw, Poland. By Jakub Bryk Introduction Nowolazurowa is a new road in the western part of Warsaw, Poland, built to connect burgeoning suburbs with the highway ring road S8. It was designed as a two-roadway, dual-lane artery with sidewa…
Read More
Rail project required separation, filtration, reinforcement

February 1, 2015  |  Case Studies, Features

Introduction The Canadian National Railway (CN Rail) wanted to build an additional six-track extension at its Transcona Yards in Winnipeg, Manitoba. Heavy railcars were expected to pass over this extension area and CN Rail was looking for an economical, efficient, environmentally friendly, and techn…
Read More
Polymeric marine mattresses

October 1, 2014  |  Case Studies, Features

Case studies highlight marine mattress applications By Jeff Fiske Introduction Marine mattresses are rock-filled containers constructed with advanced UV-stabilized co-polymer geogrid materials. Geogrid panels are laced together to form mattress-shaped baskets that are filled with small stones simila…
Read More
Geofoam SIPs: Thinking outside the (stick-framed) box

October 1, 2014  |  Case Studies

Introduction In this decade of emerging technologies that seek to decrease carbon footprints, structural insulated panels (SIPs) have come of age. More architects and builders are thinking outside the box when designing with SIPs-creating beautiful buildings that approach net zero energy use and off…
Read More
Geosynthetics solutions for Australian desalination plant

August 1, 2014  |  Case Studies

By Pat Elliott Introduction Climate changes and drought have prompted major coastal cities in Australia, and worldwide, to construct desalination plants large enough to provide major populations with rainfall-independent sources of drinking water. In July 2009 the Australian state of Victoria signed…
Read More
Steep geosynthetic-reinforced slopes stabilize access routes for construction of 27-km tunnel

June 1, 2014  |  Case Studies

Semmering Base Tunnel project in Austria By Sören Schmidt Introduction Following two years of preparatory work, main construction began on Austria’s 27-km Semmering Base Tunnel in January 2014. The tunnel between Mürzzuschlag and Gloggnitz on the Vienna–Villach/Graz main line i…
Read More
Safe enough to drink

May 14, 2014  |  Case Studies

A new geomembrane cover for an old water reservoir provides a long-term solution. By Jack Sine Introduction Last November, Newport Beach, Calif., completed a major water reservoir renovation project that it expects will solve the city’s decades-long water quality issues. The 22-acre Big Canyon…
Read More
Building better bridges with geosynthetics

May 2, 2014  |  Case Studies

By Scott Gordon As the road leading up to a bridge presses down on the soil beneath its surface, the bridge tends to remain higher than the roadway, creating a problem that has menaced drivers and road engineers for years. “It’s called the bump at the end of the bridge,” says Unive…
Read More