Start approx 50yds from A142 on Mepal access road, turn left on to A142 (TAKE EXTREME CARE WHEN JOINING A142) and proceed along A142, straight over first RAB (Sutton) to Lancaster Way Roundabout (Witchford), retrace outward route to finish on A142 at gateway to shooting club at the top of the hill (just after the road straightens after the bend).