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GSE changes IPO
February 1st, 2012
Houston-based GSE Holdings Inc. (GSE) has revised its initial public offering (IPO), according to documents filed with the Securities and Exchange Commission Jan. 30, 2012. GSE is a manufacturer of geosynthetic products including geomembranes and geosynthetic clay liners (GCLs) used in containment, lining, capping and mining applications. In December 2011, the company postponed its previously […]
Great article
February 1st, 2012
Editor’s Note: After reading the series of retaining wall articles authored by Michael Simac and Blaise Fitzpatrick in 2007–2008 Geosynthetics, this reader offered the following comments. Comment Mike and Blaise, Great article and on-point. As an MSE and SRW installer of [more than] 4 million sq-ft, I found your article informative. I wish in this […]
Answers regarding Geosynthetic Institute specs
February 1st, 2012
Editor’s Note: Comments posted on topics from the GMA Techline are answered by Dr. Robert Koerner. Comment We request you to kindly send us the GRI-approved grades for manufacturing HDPE geomembrane as per GM13. Dilip, India Reply The GRI–GM13 specification is a template of required properties for a manufacturer to meet or exceed. If your […]
Author answers question regarding dams “post-constructionâ€
February 1st, 2012
Editor’s Note: A question was posed regarding the article “Geotextiles in dams: Forging federal guidelines,” by Douglas Crum, (August/September 2008, Geosynthetics). Question I am curious to know more about the post-construction issues here. What kinds of guidelines exist or should exist? David M. Reply (from the author) David, One thing about water resource dams is […]
Reader wants more info about GRS
February 1st, 2012
Editor’s Note: Reader, Taher, offered this question after reading the June/July 2010 Geosynthetics article, “Building bridges the geosynthetic-reinforced soil way.” Question As mentioned [in this article, RE:] use of geosynthetic-reinforced soil. Could you elaborate, exactly what are all materials used and in [what] quantity? And also its economy. Taher Reply Dear Taher, My best advice […]
Geotextile-reinforced soil retaining wall for Hetaoyu Mine coal processing plant
February 1st, 2012
This project, submitted by TenCate Geosynthetics, won an Award of Excellence in the 2011 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2011 International Achievement Awards are being accepted now. […]
Application of complex reinforced structure near fault zone
February 1st, 2012
This project, submitted by Ace Geosynthetics, won an Outstanding Achievement Award in the 2011 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2011 International Achievement Awards are being accepted now. […]
Using geosynthetics to stabilize soils in a harsh environment
February 1st, 2012
Erosion control in mining applications By Dhani Narejo, Bruno Hay, and Bryan Wedin Mine site erosion problems One of the largest nickel mining sites in the world is located on the island of New Caledonia in the South Pacific. Due to the size of the mining project and the terrain of the site, significant cut-and-fill […]
Closing and capping the Timber Ridge Landfill
February 1st, 2012
This project, submitted by Agru America Inc., won an Outstanding Achievement Award in the 2011 International Achievement Awards(IAA) / Geosynthetics presented by the Industrial Fabrics Association International. Each project in its own special way, exhibits outstanding innovation, technical skill and design excellence. Submissions of geosynthetics projects for the 2011 International Achievement Awards are being accepted […]
Carbon footprint implications of the erosion control response
February 1st, 2012
From the Geosynthetics Research Institute’s 24th conference, 2011.The articles in this series encompass all types of geosynthetics and their applications viewed from the context of sustainability. Traditional solutions are compared with geosynthetic solutions from both cost and carbon footprint perspectives. (from the Geosynthetic Research Institute’s 24th conference, 2011) Introduction Many geosynthetic erosion control technologies are […]