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Geogrid provides erosion control, slope stability

September 22, 2011

Introduction The slope adjacent to the athletic fields at Saint Mark Catholic School in Huntersville, N.C. was the site of fairly severe surface erosion. A project to restore the slope with reinforcing geogrids was completed in 2010. The athletic field slope that had been failing was restored and Saint Mark Catholic School was able to …

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A Lake Tahoe bluff-restoration story

June 1, 2011

From eroded to elegant By James Chinchiolo Introduction This project took place on a scenic high-banked lakefront property in Rubicon, Calif., with a 60-ft-high unstable and badly eroded shoreline bluff facing (Photo 1, below). The site was originally owned by Scottish immigrant and journalist B.C. Forbes (founder of Forbes magazine), and it is now owned …

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Tales from the tundra

February 1, 2011

Erosion-control trailbuilding in ‘Kwig,’ Alaska. By Cory Schneider Living around Green Bay, Wis., all my life, I’ve grown accustomed to fairly harsh weather conditions. After all, Green Bay is often referred to as the “frozen tundra” because of its long, cold winters. (And, of course, the “frozen tundra of Lambeau Field” immortalized by Green Bay’s …

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Geotextile tubes are integral components for oil-pipe foundations, erosion control

April 1, 2010

PEMEX marine facilities in Tabasco, Mexico. By Alfonso Solís, Amy Tang, and Zoe Lin Abstract In this project, geotextile tube technology is adopted as part of an integral solution for beach erosion problems at the Dos Bocas marine facilities for Petroleos Mexicanos (PEMEX). The solutions designed consisted of: geotextile tubes (GT) filled with sand working …

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Synthetic turf system stops erosion … for starters

February 1, 2010

Quest for erosion control delivers additional benefits. By Alexandria Hayes Introduction After four years as a district landfill manager for IESI Corp., Delaney Lewis was discouraged. Although one of the Louisiana landfills for which he was responsible exhibited ideal geology, the soil characteristics were not conducive for effective side-slope maintenance. The soil of the LaSalle-Grant …

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Erosion control work at Pali Tunnel in Hawaii

October 7, 2009

Geotextile reinforcement is part of an effort to stabilize a slope at the Pali Tunnel on the island of Oahu. More than 10 tons of mud and debris slid onto the highway there in 2006, closing it for days before the area was cleared and deemed safe. The $700,000 Pali Slope Stabilization Project began in …

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Geotextile tubes help stabilize shorelines

September 1, 2009

Geosynthetic technologies have emerged as a major tool in the battle against shoreline erosion, and TenCate Geosynthetics, Almelo, The Netherlands, has given the sturdy textiles a new form. The Geotube® system involves filling very large tubular textile containers with local sand or sludge to hold unstable banks in place. Shoreline stabilization frequently is accomplished with …

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Erosion-control mix rebuilds Clyde’s creekbank

August 1, 2009

A North Carolina town used a portfolio of geosynthetic erosion-control and reinforcement materials to restore a local streambank and relieve safety threats. Introduction During two weeks in September 2004, the town of Clyde, N.C., was pounded by hurricanes Ivan and Frances, both delivering destructive amounts of rainfall. The small town recovered, but four years later …

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Riverbank protection helps save a cemetery

February 1, 2009

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 the Chippewa’s south bank as the …

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Turning the Red River green

The Red River of the North submerged 2 Upper Midwest towns 12 years ago. Now geotextile matting is part of the foundation for a sweeping urban levee and greenway. By Adam Regn Arvidson Introduction Today, the Greater Grand Forks Greenway is a large, beautiful park bordering the Red River of the North in the twin …