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