Underground Construction Co Inc
Underground Construction Co Inc is an active, licensed contractor operating in Benicia, CA. Operating under a California contractor license established in 1999. They hold 5 license classifications including A General Engineering Contractor, B General Building Contractor, and 3 others. They currently maintain an active contractor bond and workers' compensation insurance. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 760750
- Status
- Active
- Classification(s)
- A: General Engineering Contractor, B: General Building Contractor, C-16: Fire Protection Contractor, C-31: Construction Zone Traffic Control Contractor, C-36: Plumbing Contractor
- Tenure
- Licensed since 1999 (27 years)
- Issue Date
- March 24, 1999
- Expiration Date
- March 31, 2027
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – FEDERAL INSURANCE COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – OLD REPUBLIC INSURANCE COMPANY
A contractor’s bond protects consumers up to the bond amount if the contractor fails to fulfill contractual obligations or violates CSLB regulations.
Workers’ compensation insurance protects homeowners from liability if a contractor’s employee is injured on the job site.
Location
- Address
- 5145 INDUSTRIAL WAY
- City
- Benicia, CA
- ZIP Code
- 94510
- Phone
- (707) 746-8800
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About These License Types
A: General Engineering Contractor
Authorizes construction of fixed works requiring specialized engineering knowledge and skill, including irrigation, drainage, water power, water supply, flood control, inland waterways, harbors, docks, shipyards, dams, hydroelectric projects, levees, railroads, highways, tunnels, airports, sewers, bridges, pipelines, parks, refineries, and power plants.
Not authorized: Does not authorize work under a Class B General Building Contractor license or any specialty (C) classification unless incidental to the engineering project.
B: General Building Contractor
Authorizes construction of structures including residential, commercial, and industrial buildings requiring at least two unrelated building trades or crafts. May take prime contracts or subcontracts for framing or carpentry. May subcontract all specialty work but must hold the appropriate C license to self-perform specialty trade work.
Not authorized: Cannot self-perform specialty trade work (electrical, plumbing, HVAC, etc.) without holding the corresponding C license. Cannot contract for C-16 Fire Protection or C-57 Well Drilling without the appropriate license or subcontractor.
C-16: Fire Protection Contractor
Lays out, fabricates, and installs all types of fire protection systems including all associated equipment.
Not authorized: Does not include electrical alarm systems.
C-31: Construction Zone Traffic Control Contractor
Prepares or removes lane closures, flagging, or traffic diversions using portable devices such as cones, delineators, barricades, sign stands, flashing beacons, arrow trailers, and changeable message signs on roadways.
C-36: Plumbing Contractor
Provides means for a supply of safe water and proper disposal of fluid waste, including piping, storage tanks, venting, gas appliances and connections, water and gas piping, water heating equipment including solar, and health and safety devices such as backflow preventers and gas earthquake valves.
Not authorized: Does not include forced warm-air units (see C-20).
Licensing Resources
Workers' comp requirements for California contractors
Deposit and payment rules for California contracts
Home improvement contract requirements
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License data sourced from the California Contractors State License Board. Last data update: April 05, 2026.