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HomeCaldecott

Caldecott

AASHTO Faces of Transportation 2012 Grand Price Winner - Caldecott Fourth Bore Tunnel Breakthrough by Metropolitan Transportation Commission Photographer Karl Nielsen
Miscellaneous

Top Picks in AASHTO Photo Contest Have Geo-engineering Subjects

November 30, 2012 rockman Comments Off on Top Picks in AASHTO Photo Contest Have Geo-engineering Subjects

Every year, the American Association of Highway and Transportation Officials (AASHTO) has a photo contest called Faces of Transportation. This year’s top winners had a strong geo-engineering theme. A photo of the Caldecott Fourth Bore […]

A roadheader inside the Caldecott Fourth Bore Tunnel
Project Related

Caldecott Tunnel fourth bore nears end of big dig

August 22, 2012 rockman Comments Off on Caldecott Tunnel fourth bore nears end of big dig

The 2-year process of excavating the 3,389 foot long fourth bore of CALTRANS’ Caldecott Tunnel is nearly complete. The tunnel is anticipated to be put into service in 2013 to help relieve a major traffic […]

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Project Related

Video: Construction continues on Caldecott Tunnel fourth bore

February 8, 2011 rockman Comments Off on Video: Construction continues on Caldecott Tunnel fourth bore

This is a pretty nice little 3-minute news segment on the Caldecott Tunnel 4th Bore Project in the California Bay Area. Progress is slow, at only about 10-15 feet of progress per day, but work […]

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