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Strata offers free software
February 9th, 2011
Strata Systems is offering a free software tool that assists in the design of reinforced steep slopes and walls, said a Feb. 7 press release from the company. The StrataSlope software includes material estimating, limit equilibrium analysis, direct sliding stability calculations, and internal stability designs, the release stated. The software programming takes into account geosynthetic […]
GSI’s fellowships for students: request-for-proposals
February 8th, 2011
The Geosynthetic Institute (GSI) has announced a worldwide call for requests-for-proposals (RFPs) focusing on innovative geosynthetics research and development projects. There will be multiple awards, each for $10,000 for the first year, and they are renewable for a second and third year up to a total amount of $20,000 per student. It is important to […]
TenCate developing new market group
February 7th, 2011
Engineered Structures headed by John Lostumbo TenCate Geosynthetics has formed an Engineered Structures market group within the company’s sales organization. A Feb. 4 press release from the office of TenCate senior vice president for sales and marketing, John Henderson, said that John Lostumbo, P.E., will lead this new group as market manager–Engineered Structures. In this […]
New sustainability group founded
February 4th, 2011
Engineering, public works groups developing the Institute for Sustainable Infrastructure (ISI). A new, independent, nonprofit organization designed to develop and administer a sustainability rating system for North American infrastructure-the Institute for Sustainable Infrastructure (ISI)-was officially launched with its first board meeting Feb. 8-9. A press release from the organizing groups- the American Council of Engineering […]
Skaps contracts another nonwoven line
February 3rd, 2011
Skaps Industries, based in Athens, Ga., a geotextile manufacturer and fabricator of geosynthetic and nonwoven drainage products for environmental and civil use, has contracted NSC Nonwoven to provide its equipment for a needlepunching line providing geotextiles and other products to their markets, according to a news release from NSC. The decision to purchase this line […]
Low & Bonar enters geosynthetic joint venture with Alujain
February 2nd, 2011
Low & Bonar PLC, the U.K.–based international performance materials group, and Petrochemical Industrial Company (NATPET), a subsidiary of Alujain Corp. announced in a Feb. 1 press release that they have agreed to terms for a joint venture company in Saudi Arabia for the design, manufacture, and sale of geotextile products for markets in the Middle […]
Liner comparisons?
February 1st, 2011
Editor's Note: A few more online queries arrived regarding liner materials in the article "Background and most recent GRI standards." Comment From: Nando Posted: Oct. 10, 2010 Liner comparison Dear sir/madam: Which one is the most-effective liner (including cost, installation, and performance): using single geomembrane (HDPE) liner, compacted clay liner with HDPE layer above, or […]
Here is more information for two previous questions
February 1st, 2011
To the editor: There are two GMA Techline responses in the October/November issue of Geosynthetics where additional information may be useful. Jorge in Mexico asked about Hypalon geomembranes. While Hypalon (CSPE) is no longer manufactured in the U.S., CSPE resin is available from Japan. Burke [Industries Inc.] in San Jose, Calif., continues to make what is […]
Missing information?
February 1st, 2011
Editor's Note: In a comment regarding "Tensar grid wins IGS award," a reader asked a follow-up question regarding specifications for this particular geogrid. Inquiry From: Jorge Posted: Sept. 17, 2010 Congratulations to Tensar for the award [for TriAx geogrid], but what I would like to know, if it is possible, is the technical data for […]
Biogas geomembrane?
February 1st, 2011
Editor's Note: This question came from a reader in Thailand after he read the "Floating geomembrane cover improves biogas collection, heat retention, and odor control" article. The response is provided by Dr. Robert Koerner of GSI and the GMA Techline. Inquiry From: Kraivich RE: Recommended specification Dear sir, Pls, recommend the specification for biogas geomembrane […]