 The most recent development , which began at the end of 2006 and into 2007 was the widening of the road between the Cogan Viaduct and the Ferry Road Interchange to a 3 @-@ lane dual @-@ carriageway . A new junction was also built for the Cardiff International Sports Village directly from Cogan Spur ; also the Barons Court roundabout was replaced by a signal controlled <unk> . The main contractor for this project was <unk> O 'Rourke Civil Engineering . 
