- Welcome to the New Pueblo Website Project Background and Overview The first contract to build the Pueblo Freeway, now designated as Interstate 25, was awarded in 1949. It took 10 years for the freeway to be completed through Pueblo. Now, 41 years later there is a need to study and redesign the freeway to fit current and future demands. The Colorado Department of Transportation (CDOT) is ...www.i25pueblo.com