News – Page 109 – GeoPrac.net

New York MTA Project Updates

May 28, 2012 rockman Comments Off

Tunnel Business Online had a neat article in the April 2012 issue discussing the progress on the various New York MTA tunneling projects. They suggest that this may someday be considered the ‘Golden Age of […]

Cars were crushed by the ruins of the destroyed Clock Tower in Finale Emilia, Italy after a magnitude-6.0 earthquake shook the region early Sunday.

Italian quake causes widespread damage

May 22, 2012 rockman Comments Off

A magnitude 6.0 earthquake struck Italy on Sunday, killing several and leaving an estimated 3,000 people homeless. A number of renaissance era buildings were damaged or destroyed in a region known for it’s production of […]

Devil’s Slide Tunnel video from a renegade bicyclist

May 22, 2012 rockman Comments Off

A bicyclist went around the barricades at the California Highway 1 Devil’s Slide Tunnel project after work hours and rode his bike through one of the tunnels, recording video as he went. I don’t advocate […]

London Underground trains hit “bulge” in tunnel lining under River Thames

May 17, 2012 rockman Comments Off

Grouting work done earlier in the week was a possible cause of a bulge in the lining of a train tunnel under the River Thames. Two trains hit the bulge before the line was closed, […]

Pier columns on a bridge displaced by landslides are demolished

Oregon settles with contractor on landslide plagued Highway 20 project

May 16, 2012 rockman Comments Off

The Oregon DOT stopped work on a 10-mile stretch of Highway 20 back in 2010 after several landslides were discovered during construction. Four bridges that were constructed by Yaquina River Constructors, a subsidiary of Granite […]

Old Maps and Dead Clams Help Solve Coastal Boulder Mystery

May 14, 2012 rockman Comments Off

This is an interesting geology mystery that they may be getting closer to solving. On top of a 36 foot high vertical cliff on the coast of Ireland is a tabular bedrock formation. Giant boulders […]

Cool 4D Video Simulation of Groundwater Contamination Plume Migration

May 10, 2012 rockman Comments Off

This video from RockWare shows a 4D Google Earth tour of a simulated groundwater contamination plume migration created using several tools in their RockWorks software package.

Weekend CUP for May 8, 2012

May 9, 2012 rockman Comments Off

Caldecott Tunnel 4th Bore Pipe Canopy – Source: NationalDriller April 2012 Video: China opens record-breaking bridge over canyon – Source: Telegraph via ASCE SmartBrief Piletec aids precision piling near London’s Tower Bridge – Source: New […]

Standards and Codes

ASTM Updates for April 2012

May 9, 2012 rockman Comments Off

American Society of Testing Materials Logo - ASTM Here is a collection of new, revised and updated ASTM standards from April 2012 that may be of interest to geoprofessionals. See the list after the break…

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Giant sinkhole threatens to swallow house, forces family (and its pets) to flee

May 8, 2012 rockman Comments Off

A backyard-sized sinkhole opened up recently behind a Windermere, Florida home, causing the home to be deemed unsafe. The residents said one of their kids was enjoying a hammock in the area just the night […]