Work on the new third generating unit at Tulloch Lake and Dam in the Sierra foothills near Oakdale, California involved many facets of heavy construction. In order to install the new 6-megawatt generator, PrōVen’s crews had to remove over 15,000 cubic yards of solid granite, including an 80-foot deep shaft beneath the existing Tulloch Dam. […]
Tulloch Hydroelectric Project, 3rd Unit Addition, Phase 2 Construction Read More »
As part of the electrical updating of the UC Berkeley campus, PrōVen constructed the Switching Station 6 under contract to the University. The project required close coordination with campus activities, the City of Berkeley, and PG&E in order to minimize impacts to traffic, pedestrians and the power supply to the campus. In addition to the
UC Berkeley, Switching Station 6 and Campus Power Read More »
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 Bay Area’s first geothermal heat exchange systems was created for the San Francisco Community College District. The construction consisted of a closed loop geothermal system which uses the core temperature of the earth to reduce the amount of energy needed in order to supply heating or cooling to the Central Utility Plant at City
Balboa Reservoir Site Development Geothermal Heat Exchange System Read More »
PrōVen constructed a new electrical substation, electrical and telecommunications duct banks, as well as electrical cables and equipment. PrōVen also completed excavation and backfilling, utility trenches, locating existing utilities, removal of 12kV existing cable and furnishing and installing new metal clad switchgear and 12kV electrical cables. PrōVen successfully managed the project despite specific challenges with air traffic
SFO Electrical Power Distribution Improvement System Read More »
CSLB License Numbers:
Lic# A749370
Lic# B749370
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