A new interchange opened at the start of the Monday morning commute, with traffic now flowing on and off Interstate 10 at Country Club Road.
The interchange’s opening is another milestone on the larger $600 million project to reconstruct and widen I-10 from Kino Parkway to Alvernon Way southeast of downtown Tucson.
The interchange is more than just a new connection, as it’s a relatively new kind of interchange for Southern Arizona. This type, a diverging diamond interchange, has one major difference from standard diamond interchanges common around Arizona: Local street traffic makes a temporary shift to the left side while crossing the freeway, allowing for direct left turns onto entrance ramps without waiting at an additional traffic signal…