 The A452 continues as dual carriageway for a short while, but then exits with the dual carriageway section continuing as the A446 up to M6 motorway, junction 4.Having left the main dual carriageway the A452 runs through Chelmsley Wood, right on the eastern edge of the Birmingham conurbation and then loops around the outside of Castle Bromwich, running parallel and adjacent to the M6 at that point.It then crosses the M6 (at junction 5), before heading northeast through Pype Hayes, Erdington, New Oscott and the semi-urban areas of Streetly and Shire Oak, between Walsall and Sutton Coldfield, before terminating at a junction with the A5 in Brownhills.