Knowledge Base

For work including, but not limited to, potholing, boring, trenching, utility pole work, any work in and outside Thornton and/or its ROW. Applicable only to franchisees (Comcast, United Power, Xcel Energy) and their subcontractors.

• Applicants must complete the Infrastructure Franchise Construction Permit application. 
• If traffic control is required, applicants must complete the  Infrastructure Franchise Traffic Permit application.

If you have any questions, please call the Infrastructure Engineering office at 720-977-6210, or email infrastructure.permits@ThorntonCO.gov.