A geotechnical 'monument' - An 11-foot diameter limestone rock core excavated for the I-70 crossing of the Mississippi River. David Graham of Dan Brown and Associates is pictured visiting the monument.
Miscellaneous

‘Geotechnical Monument’ in St. Louis

An 11-foot diameter limestone core has become a ‘geotechnical monument’ of sorts according to the good folks at Dan Brown and Associates. DBA was the geotechnical designer for a new bridge carrying I-70 over the […]


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Weekend CUP

Weekend CUP March 15, 2010

Death toll in NW China landslide rises to 23 – China Daily Italian Team Repairing Collapsed Head-Race Tunnel at Ethiopian Dam – ENR: Engineering News Record OSHA Cites Company Following Trench Fatality – KPVI NEWS […]

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Project Related

Colorado’s I-70 Could Have Boston’s Big Dig Beat

The planning board for transportation improvements along the I-70 corridor in the Denver area of Colorado is pondering some improvements that, if implemented, could rival Boston’s "Big Dig" for cost. A high-speed train is being considered which alone could run $12 billion.

"A high-speed train is really the long-term solution, and . . . part of America’s long-term future is getting people out of single-occupancy vehicles," said Penny, Frisco town manager and head of the I-70 Coalition. He added that an I-70 project could outstrip Boston’s $14.8 billion "Big Dig."

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Failures

Tunnel Repair Begins on CO I-70

ENR reports that repair work has begun on a portion of the Hanging Lake Tunnel on I-70 in Glenwood Colorado after a crack opened up in the tunnel bore ceiling slab. Read on for more info. (CDOT Photo)

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