 The entire project was completed and opened to the general public on July 9, 2015.The Charlottesville Interchange project took place at the intersection of US 29 and Rio Road/SR 631, with construction starting in summer 2015 and ending in December 2016.A diamond interchange was built, with two lanes from each direction of US 29, deemed the 'local lanes,' exiting from main traffic and meeting Rio Rd at a traffic signal.