START in bus stop on Witchford Main Street, East of Bedwell Hey Lane. Proceed to the Lancaster Way roundabout junction with the A142. Take the 1st exit & continue along the A142 taking the 2nd exit at the Sutton roundabout junction, to turn at the Block Fen roundabout. Retrace the outward route, taking the 2nd exit at the Sutton roundabout. Continue along the A142 to the Lancaster Way roundabout & take the 4th exit back to the Sutton roundabout. Take the 4th exit back to the Lancaster Way roundabout & take the 3rd exit at the Witchford access road to FINISH approx 50 yards past the start.