About Us

Underground Construction Company, Inc is headquartered in Benicia, California and has provided quality gas, power, airport fueling and telecom construction services for over 80 years. Since laying our first pipe in 1936, we have successfully completed thousands of government, commercial and private sector construction projects throughout the United States. Underground Construction Company, Inc. is one of the oldest and most respected contractors in the West. We continue to lead our industry in safety, quality, customer satisfaction and community service.

more about us

core services

Over 40 years ago, Underground Construction Company, Inc. began constructing fuel storage facilities, pumping systems, pipelines, and hydrant systems at airports nationwide for the newly developed direct fueling of aircraft. Airport expansion, consolidation of fueling systems, and improvements in storage…

Underground Construction Company, Inc. has installed electrical transmission and distribution facilities for both public and private owners throughout the western United States. Our crews have installed miles of electrical conduit and cable, as well as precast and cast-in-place enclosures in…

Underground Construction Co., Inc. has completed gas transmission and distribution projects for well over 50 years. Our project locations range from cross-country to congested urban environments. We have installed pipelines from 4” to 36” gas transmission lines, and from 1/2”…

Underground Construction Company, Inc. has worked in industrial plants and refineries for over 50 years. Over this time, we have modified numerous process facilities with varied types of above and below ground piping systems. We have designed and installed deep…

Safety &
Training

Our goal is zero incidents and we are committed both personally and professionally to achieve this goal, year after year. Our safety record is second to none and itis the result of a sound safety program, continuous training, education, hard work and discipline. Our goal is that every worker goes home safely every night. Sounds simple doesn’t it? But it’s not! It takes a genuine commitment to employee education, strict adherence to safety policies exceeding regulatory requirements, and a culture that reinforces safety is job one!

WE ARE COMMITTED TO ZERO

more about safety

Current Projects

  • Airport Fueling
  • Electrical Division
  • Gas Division
  • Industrial

Date Awarded: 9/5/2014 Substantial Completion: June 2016 Client: Department of the NAVY; Savannah District, U.S. Army Corps of Engineers Contract…

Date Awarded: 10/1/2014 Substantial Completion: 3/31/17 Client: Tampa Fuel Committee, Committee Chair is Southwest Airlines Contract Value: $8,350,000 New Hydrant…

Date Awarded: 12/21/2013 Substantial Completion: Ongoing, forecast complete December 2017 Client: Department of the NAVY; Naval Facilities Engineering Command Marianas…

This 230kV transmission project in San Francisco for PG&E and Black & Veatch, tied together the Embarcadero, and Potrero substations.…

Underground Construction Company, Inc. began working with PG&E on the EDPP (Electrical Distribution Performance Partnership) cable replacement projects in 2014.…

This project involves working with PAR Electric and M.A. Steiner to complete the first 500kV underground project in the country.…

Underground Construction Company, Inc. has successfully executed gas transmission...

Underground Construction Company, Inc. has successfully executed gas transmission...

Industry Affiliations

Our dedication to safety, quality and continuous improvement has enabled us to build and maintain strong
client relationships resulting in repeat business with over 90% of our customers.

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News 3

Underground Construction Company Inc., a subsidiary of Quanta Services Inc., was named the 2014 Gas…

News 2

Underground Construction Company Inc., a subsidiary of Quanta Services Inc., was named the 2014 Gas…

News 1

Underground Construction Company Inc., a subsidiary of Quanta Services Inc., was named the 2014 Gas…