Interstate Grading And Paving Inc
Interstate Grading And Paving Inc is an active, licensed contractor operating in South San Francisco, CA. Operating under a California contractor license established in 1978. They hold A General Engineering Contractor and HAZ Hazardous Substance Removal Certification licenses. They currently maintain an active contractor bond and workers' compensation insurance. No disciplinary actions have been recorded against this license.
License Information
- License Number
- 366020
- Status
- Active
- Classification(s)
- A: General Engineering Contractor, HAZ: Hazardous Substance Removal Certification
- Tenure
- Licensed since 1978 (47 years)
- Issue Date
- November 28, 1978
- Expiration Date
- November 30, 2026
- Disciplinary Record
- No Disciplinary Actions
Bond & Insurance
- Contractor Bond
- Bonded ($25000) – SIRIUS AMERICA INSURANCE COMPANY
- Workers’ Compensation
- Workers' Compensation Insurance – INSURANCE COMPANY OF THE WEST
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
- 128 SO MAPLE AVENUE
- City
- South San Francisco, CA
- ZIP Code
- 94080
- Phone
- (650) 952-7333
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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.
HAZ: Hazardous Substance Removal Certification
An add-on certification for removal of hazardous substances. Only issued to contractors holding A, B, C-12, C-21, C-36, C-57, or C-61/D-40 licenses.
Not authorized: Restricted to contractors holding qualifying base licenses.
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.