February 2015

Guadalupe River Project Replacement of UPRR Bridges 3 & 4

This project included construction of a two-track railroad bridge and associated approaches, a vehicular bridge, a pedestrian undercrossing, a maintenance road and environmental restoration features along the Guadalupe River between the former UPRR Bridge No. 3 and UPRR Bridge No. 4 in San Jose, California.  Bridge construction necessitated that the environmentally sensitive Guadalupe River flows be

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Balboa Reservoir Site Development Geothermal Heat Exchange System

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

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SFO Electrical Power Distribution Improvement System

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

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4th Water Storage Tank & Water Booster Pump Station Modification

PrōVen provided an eight-million gallon water storage tank and installed solenoid pilot valves on each of the existing three tanks; constructed new pavement and driveway, fencing, landscaping, and landscape irrigation.  The Booster Pump modifications included 24-inch suction manifold replacement, new gate valves, a new sump pump with valve and discharge piping, and installed electrical service

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