 The road includes a short section of dual carriageway between Lodge Road Roundabout and Greenmount as part of the shared route with the A37 (north) where it runs west towards Limavady.At a roundabout built in 2005, just outside Macosquin, the A37 continues west while the A29 heads south towards Garvagh.After Garvagh, the road goes through Swatragh, Maghera, Tobermore, Desertmartin and Moneymore.