start on entry slip road to a3 at griggs green interchange (su 817317) proceed south west to join a3 (signposted petersfield and portsmouth). proceed on a3 passing exit slip road at longmoor interchange (signposted a325 farnham) to ham barn roundabout (su 772295) take 2nd exit and continue on a3 until reaching the exit slip road signposted liss (1/2 mile past the lay-by) where take this exit slip road to the prince’s bridge roundabout (su 770270). take 2nd exit and then bear right following the sign a3 guildford to cross prince’s bridge flyover where turn (5.00 miles). rejoin the a3 and proceed north to ham barn roundabout (su 772295) take 2nd exit and proceed north east on a3 passing the exit slip road at longmoor interchange (signposted a325 farnham). take the 2nd exit slip road (signposted griggs green) to: finish on exit slip road at griggs green interchange (su 815317) (10 miles)