Last Driven May 2015 Location: I-25 and E-470, Adams Cty Junction E-470 and Northwest Parkway coming up. Both are tolled freeways operated under the authority of CDOT and the City/County of Broomfield (NW Parkway) and the E-470 Authority (E-470). Once the bonds are paid off they will be re-signed as SH-470 and the tolls will … Continue reading Interstate 25, SH-7 to E-470/NW Pkwy