News, announcements, policy updates, spotlighted websites, software updates and other info that may be of interest to practicing geotechnical engineers, engineering geologists, geophysicists, hydrogeologists and related professions.
ENR.com reports that two of the world’s largest slurry boring machines have begun digging 9-km long tunnels under they Yangtze River in China. The TBM pictured is over 15-m in diameter. (Photo Credit: Bouygues S.A.)
The Yakima Herald Republic has an interesting article on volcanic hazards of Mt. Rainier. Apparently the USGS has plans to increase monitoring with additional seismographs, GPS units, and some kind of laser surveying targets. Read on for a link to the article.
ADAMA Engineering Inc. has released Update 7 for MSEW 3.0 yesterday. MSEW is an MSE wall design software that can perform retaining wall analysis using procedures from AASHTO or NCMA (National Concrete Masonry Association) in […]
The last section of a cofferdam built to facilitate construction of the Three Gorges Project from the southern bank of the Yangtze will be blasted away in seconds after 3:00 p.m. Wednesday. Thanks iCivilEngineer.
I recently came upon a link to an interesting emergency project in the Detroit Area. A 245′ by 130′ sinkhole opened up in August of 2004 as a result of the failure of an 11-ft diameter sewer sewer main located an amazing 60-ft below the ground surface! The remediation involved some very interesting geotechnical issues.
GeoSlope International has a nice overview of the general limit equilibrium (GLE) method in their February 2007 newsletter available from their website. I personally always struggle to remember the difference between the various methods of […]