Graduate student Saman Zarnani and Dr. Richard Bathurst of the Royal Military College have developed a new application for geofoam and geosynthetics, to mitigate earthquake damage by improving the foundation subgrade. Initial shake table testing has been encouraging. [Source: The Whig Standard via Geosynthetica.net News. Image: The Whig-Standard]
To keep the loose soils beneath a planned hospital from liquefying and damaging the foundations during the design earthquake, Hayward Baker stabilized the site by performing wet soil mixing. In addition, HB installed tie down […]
The National Geodetic Data Center (NGDC) of NOAA has an online collection of photos of various geologic hazards. Many of the photos are from older sets of 35mm slides that have been digitized. They are free to use provided you credit the photographer and the NGDC as the source. The would be really useful for educators and for powerpoint presentations. The only drawback is that they are in TIF format and some of them could use some retouching. (Photo by University of Colorado, made available by NOAA/NGDC)
On February 22, 2011, at 12:46 pm local time, a 7.1 moment magnitude earthquake struck Christchurch, New Zealand, killing 185 people. This week, memorial activities were held to honor the victims. Radio New Zealand has […]
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