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HomeNewsProject RelatedColorado’s I-70 Could Have Boston’s Big Dig Beat

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

February 11, 2008 rockman Project Related Comments Off on Colorado’s I-70 Could Have Boston’s Big Dig Beat

 

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  • Big Dig
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  • I-70
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Failures

Tunnel Repair Begins on CO I-70

May 31, 2007 rockman Failures Comments Off on 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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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

November 29, 2012 rockman Miscellaneous Comments Off on ‘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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Standards and Codes

US House Passes National Tunnel Inspection Program

January 25, 2008 rockman Standards and Codes Comments Off on US House Passes National Tunnel Inspection Program

The US House of Representatives passed legislation approving a national tunnel inspection program. This of course came about as a result of a fatal accident from 2006 in a tunnel on Boston’s Big Dig project where a concrete ceiling tile fell on a car killing one person. More after the break. 

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