This event is being run on the C50/2 course.
Start at give way sign at Swarby Lane end, 4 miles south of Sleaford. After 10 yards join A15 northbound to Quarrington roundabout (2.6 miles). Encircle the roundabout and retrace along A15 to Osbournby roundabout (8.2 miles). Take 3rd exit to join A52 west towards Grantham. Encircle Spitalgate roundabout (17 miles) and return along A52 to Osbournby roundabout (25.2 miles). Continue along A52 to roundabout, just over railway bridge at Donington (33.5 miles). Encircle the roundabout and return along A52 to Osbournby roundabout (41.8 miles). Take 3rd exit to join A15 north towards Sleaford. Continue along A15 to Quarrington roundabout (47.5 miles). Encircle roundabout and retrace along A15 to finish at point approximately 250 yards short of the start and 3 yards short of farm gateway on the left and 10 yards short of telegraph pole No. 43 (50 Miles)