CTBUH Global News
Mar31

Written by:host
3/31/2009 11:46 AM 

Concrete Is Remixed With Environment in Mind  

March 30, Minneapolis

Soaring above the Mississippi River just east of downtown Minneapolis is one remarkable concrete job. There on Interstate 35W, the St. Anthony Falls Bridge carries 10 lanes of traffic on box girders borne by massive arching piers, which are supported, in turn, by footings and deep pilings. The bridge, built to replace one that collapsed in 2007, killing 13 people, is constructed almost entirely of concrete embedded with steel reinforcing bars, or rebar...more

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