• Transportation and Engineering Banner 671x92
  • Utility Locates


    Colorado 811 Logo ThumbnailAll underground work requires clearance by the Utility Notification Center of Colorado View exit disclaimer policy page for links to third-party websites. .  Call before you dig at 811 or 1-800-922-1987!

    Underground work also requires location of Jefferson County owned underground electrical devices such as traffic/pedestrian signals, flashing beacons, and other electrical devices.  Contact (303) 271-8495 for locates if there is any question regarding the possibility of Jefferson County electrical devices in the work area.