Start on A38 approximately 1.3 miles South West of Buckfastleigh in the acceleration lane opposite and 300 yards North East of Dean Prior Parish Church at a point level with the penultimate sink and in line with a hydrant marker 6/WO/5 (GR SX730638 ).
Proceed Northeastwards on A38 in the Exeter bound direction to pass Buckfastleigh, Ashburton, Bickington, Heathfield and Chudleigh Knighton. At Chudleigh Bridge filter left, turn right, give way, and right again to rejoin A38 in the Plymouth bound direction. Retrace the outward route to filter left at the sign “Lower Dean”.
Finish in the slip road at a point level with the River Mardle bridge parapet on the right hand side of the road and nearest the give way sign (GR SX734651).