Central Freeway Replacement

PrōVen constructed a viaduct consisting of CIDH piles, concrete columns, and steel girders.  We constructed a bridge a quarter of a mile over live traffic in a congested urban environment in downtown San Francisco.  Work on the quarter mile long structure included drilled piers, massive architectural concrete columns, wood falsework over live traffic, steel bridge girders, and a concrete deck.  Architectural hardscape improvements to Mission Street included cobblestone sidewalks, granite curbs, and wrought iron fencing.

Location:South Van Ness Avenue to Market Street
San Francisco, California
Start Date:October 2003
Completion Date:October 2006, 552 working days
Contract Value:$27,503,534
Owner:State of California
Department of Transportation
Contract No. 04-291004
Engineer:State of California
Department of Transportation


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