start start at the (south) exit of the layby outside the school on copythorne hill (gr308148) (at the point where the school zig-zag crosses the edge of carriageway line) 0.00 miles go south to cadnam roundabout and take 1st exit (left) 1.10 miles go to goodies roundabout and take 1st exit (left) (gr 336130) 3.77 miles go to morrisons roundabout and take 1st exit (straight on) 4.37 miles take the slip road left at brookes hill to roundabout where take second exit (right) 5.68 miles. turn left onto a31 and continue over copythorne hill, through the start 7.56 miles continue to cadnam roundabout and take 1st exit (left) 8.66 miles finish at the drain cover which is 30yds before the bus stop and 0.1 miles past the east end of the large bartley lay-by (gr 316129) 10.00 miles