News – Page 210 – GeoPrac.net

News Ticker

[ March 7, 2025 ] Introducing Seequent Evo: Redefining Geoscience Collaboration and Data Management for Faster and Smarter Decision-Making Press Releases
[ February 21, 2025 ] Engineers Need to Appreciate Their Value Miscellaneous
[ February 20, 2025 ] 18th Anniversary of GeoPrac…and I’m Tired Rockman's Ramblings
[ September 23, 2024 ] Sumela Monestary Rockfall Mitigation Project Related
[ August 29, 2024 ] Speargun Projectile Penetrometer – Yes Please! Available Resources

2005 Emergency Sinkhole Repair in Detroit Area

February 26, 2007 rockman Comments Off

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.

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Giant Sinkhole Swallows Homes, Kills 3

February 25, 2007 rockman 1

A 330-ft deep sinkhole has opened up in a poor neighborhood in Guatemala City swallowing several houses and killing at least 2 people.

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The GLE Formulation and the Various Methods of Stability Analysis

February 22, 2007 rockman Comments Off

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 […]

July 2006 Debris Flows Near Tucson AZ

February 20, 2007 rockman Comments Off

The University of Arizon/USGS Desert Laboratory has been documenting and researching the over 240 slope failures and debris flows in the Southern front of the Santa Catalina Mountains near Tucson, AZ. At least 18 of these debris flows destroyed or damaged structures or roads.

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