The February 2010 D.GE inductees

January 1, 1970  |  News

The American Society of Civil Engineers’ (ASCE) Academy of Geo-Professionals inducted the following 41 engineers into the newest class of recipients of the Diplomate in Geotechnical Engineering (D.GE) certification. Kandiah Arulmoli, P.E., D.GE, F.ASCE, Earth Mechanics Inc. Eric Bahner, P.E., D.GE…
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Green roof industry up 16%

January 1, 1970  |  News

Green Roofs for Healthy Cities (GRHC) announced in June the results of its 2010 corporate members industry survey. Despite the severe economic downturn last year, the green roof industry grew by 16.1% in 2009. In the Top 10 cities list, Chicago led the way for the sixth year in a row, with more than…
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What is the ‘High Line’?

January 1, 1970  |  News

By Frank Edgerton Martin The High Line was built in the 1930s, as part of a massive public-private infrastructure project called the West Side Improvement. It lifted rail freight traffic 30ft high, removing dangerous trains from the streets of Manhattan’s largest industrial district. No trains hav…
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Toronto’s example of green roofs

January 1, 1970  |  News

In February 2006, the city government of Toronto, Ontario, approved “Making Green Roofs Happen,” a strategy that commits to installing green roofs on new and existing buildings. Among other recommendations, the policy calls for financial incentives for privately owned green roofs in the city. Th…
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Mattex names director of geosynthetics

January 1, 1970  |  News

Mattex has named Philippe Grimmelprez the company’s director of geosynthetics. He is based in Dubai, UAE.
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More historical notes from the early days of shear tests

January 1, 1970  |  News

By J.P. Giroud To: Allan J. Breitenbach From: J.P. Giroud Copy to: Ron Bygness Subject: Comments on article about the history of geomembrane interface strength tests Geosynthetics Dear Allan, I read with great interest your article in the February-March issue of Geosynthetics on the history of geome…
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Central Valley Project

January 1, 1970  |  News

By Jessica Bies Encompassing 35 counties, California’s Central Valley Project provides electrical power and water to farms, homes, and factories located within a 500-mile north-south stretch. One of the largest water conservation developments in the U.S., it was constructed to protect the Central …
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Go with the flow

January 1, 1970  |  News

By Jessica Bies Located in the Shasta and Trinity River Division, Whiskeytown Reservoir is just one stop in a system that diverts water from the Trinity River Basin into the upper Sacramento River. The water takes a complicated path through a total of two tunnels and three reservoirs including the o…
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The benefits of GRS bridges

January 1, 1970  |  News

By Jessica Bies Although GRS bridge technology is not suitable for every bridge building scenario, it can be a great option for replacing simple overpasses where severe flooding that could weaken a GRS structure is unlikely to occur. Here are some of the benefits of using GRS technology in appropria…
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In this article…

January 1, 1970  |  News

By Dov Leshchinsky and Fumio Tatsuoka There have been numerous failures of geosynthetic reinforced walls. The majority of these failures occurred in the private sector. This article does not look at the forensic of wall systems that failed due to exploited redundancy combined with ignorance or carel…
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