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Canal Modifications South Bay Aqueduct Enlargement

Work on the Canal Modifications included raising the concrete canal lining and canal embankment along thirteen miles of canal.  PrōVen removed over-chutes, demolished drop-inlets, constructed new over-chutes, and re-graded drop-inlets.  We also made significant modifications to Patterson Reservoir, both increasing its capacity and rebuilding its basin. Location: Alameda and Santa Clara Counties Livermore, California Start Date: November...

Victoria Canal Intake and Pump Station

The award winning Alternative Intake Project (AIP) delivers water for 550,000 Contra Costa Water District customers.  The new Victoria Canal Intake & Pump Station project is located on Victoria Island which is part of the Sacramento-San Joaquin River Delta.  This facility has a capacity to pump raw water at a rate of...

Ulatis Creek Bridge Renovations

The Work on Interstate 80 included a variety of improvements to the existing pair of Caltrans Bridge Structures over Ulatis Creek in Vacaville. Major structural improvements to the bridges involved installation of six foot diameter drilled piers nearly 100 feet deep.  The piers were connected to the existing bridge abutments with cast-in-place...

Reconstruction of Aprons in the Vicinity of Hangars 1 through 5, North Field

The work on this project consisted of reconstructing portions of aprons including existing pavement, removing existing utilities, preparing sub grade, replacing storm drain lines, installing water lines, reconstructing pavement, installing new Portland cement concrete pavement, installing pavement striping and markings, and performing all associated work. Location: Oakland International Airport Oakland, California Start...

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...

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