Are we missing the (sustainability) boat?

October 1, 2010  |  News

By Bob Koerner Perhaps it’s mainly perception, but I think that the reason geosynthetics have made significant inroads in myriad applications is based heavily on cost. Cost enters into the decision to use geosynthetics (over traditional materials) in one of two ways: to provide equivalent perf…
Student activities at Geo-Frontiers ’11

October 1, 2010  |  News

Students are an integral part of the future for the geotechnical engineering profession. Geo-Frontiers 2011 features several student activities. Each activity is designed to help students grow professionally and to offer opportunities to network with their future colleagues. Geo-challenge student co…
Emas Kiara strengthens status in Europe

October 1, 2010  |  News

Malaysia-based Emas Kiara Industries Bhd (Emas Kiara) is penetrating the European geosynthetics market via an original equipment manufacturer (OEM) link with an established player, according to reports from theborneopost.com. According to RHB Research Institute Sdn Bhd (RHB Research), Emas Kiara&rsq…
Fish arches built with geotextiles

October 1, 2010  |  Products

BP Canada Energy did its part for the continued welfare of aquatic dwellers in Alberta, Canada, earlier this year, with the help of geotextile materials. Working in conjunction with the Alberta Department of Fisheries and Oceans, a special twist was implemented during the replacement of road culvert…
Seaborne erosion-control bags are marine hazard

October 1, 2010  |  Products

In the aftermath of Hurricane Earl, Coast Guard officials were advising mariners to be on the lookout for geotextile sandbags floating around Nantucket Island, according to several newspaper reports. The erosion-control bags, which apparently broke loose from a coastal property on the island’s…
Geosynthetic protection in Hungary

October 1, 2010  |  Case Studies

Living Danube, a wastewater treatment plant project in Budapest, is currently under construction with a goal to aid the general recovery of the Danube River and to provide continued environmentally sustainable management of the river. According to a DuPont press release, an earlier stage of the proj…
Future meetings / ASTM Committee D35 on Geosynthetics

October 1, 2010  |  News

The American Society for Testing & Materials (ASTM) Committee D35 on Geosynthetics was formed in 1984. D35 meets twice each year, usually in January/February and in June, with about 60 members participating in 45 meetings during three days. The Committee currently has about 275 members and it ha…
Walls and culverts

October 1, 2010  |  Q&A: GMA Techline

GMA techline answers from Bob Koerner RE: Walls and culverts What, if anything, do wall contractors typically do to attach their wall to concrete culverts that intersect the face of an MSE wall? In this instance, we’re dealing with rock-filled baskets on the face. (Cole | Idaho) Reply: You ask…
Friction angle

October 1, 2010  |  Products

From the GMA Techline RE: Friction angle What sort of phi (interface friction angle) would you expect between #57 crushed limestone gravel (0.5in.–1.5in.) and a textured HDPE membrane? Surely more than 10 degrees, right? What would a conservative estimate be, I wonder? (Brian | Kentucky) Reply…
Test parameters

October 1, 2010  |  Features

From the GMA Techline RE: Test parameters Most of the tests based on ASTM geotextiles provide for conditions of temperature and specific humidity. Do these parameters greatly influence the test results if you change or vary? Thanks, (José | Mexico) Reply: I believe that all of the standard te…