PrōVen replaced the water piping and the mechanical supports at the O’Shaughnessy Dam; and installed new conduits, wiring, switches, and junction boxes as necessary to comply with National Electric Code. PrōVen also installed all new hydraulic systems for the gate valves operating flow for the entire dam. Panel boards and miscellaneous electrical items as well […]
O’Shaughnessy Dam Electrical and Mechanical Upgrade Read More »
The Priest Reservoir project was completed in 42 days. During the construction of this project all water from the Sierra was shut down to the Bay Area. This was a very important project for the SFPUC as a delay could have resulted in severe water shortages to the Bay Area. Proven received a bonus for completing the project within schedule and
Priest Reservoir Bypass Pipeline Read More »
PrōVen installed 5,000 LF of 24″ diameter restrained pipe, connected it to the existing pipe at the intersection of Villa Vista Road and Yerba Buena Road. PrōVen also installed 820 LF of 12″ diameter pipe and portable water service assemblies with vaults and valves, 600 LF of 18″ diameter pipe, and two 18″ recycled water service assemblies at the
South Bay Water Recycling Program SJ 11 – Zone 3 Reservoir & Pipeline Read More »
ProVen retrofitted three BART stations along the C-Line, connecting Oakland to Bay Point: Orinda, Walnut Creek, and Pleasant Hill. These retrofits entailed the respective excavations of all the station’s footings, surface demolition of columns, and forming around and drilling into all bent caps, followed by casting new reinforced concrete members and wrapping aforementioned columns in carbon
BART Earthquake Safety Program, Station Structures – C Line Read More »
Project consisted of a 350-feet long, stress-ribbon, pedestrian suspension bridge with concrete abutments, 100-feet deep ground anchors and CIDH piles, a 70-feet long, pre-engineered bridge with concrete abutments supported on CISS pipe piles; 1,200 linear feet of pervious concrete pathway; timber lagging wall with H piles; MSE walls and earthwork; asphalt and concrete walkways, including
Broadway Brommer Multi-Use Path and Bridge Read More »
CSLB License Numbers:
Lic# A749370
Lic# B749370
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