Go to junction 10 on the M25 at Wisley. Turn south towards the A3, but shortly turn off through Ripley, then left at roundabout for A247 Clandon. At staggered crossroads take the A25, signposted Dorking. Go past Newlands Corner to Silent Pool, and there turn right onto the A248, then immediately left (New Road -- see map below). Continue through Farley Green (Shoehouse Lane) to Winterfold. There is a MABAC car park at the road junction (Winterfold Heath). Park and walk to the start.
OS grid ref. TQ 059428 (car park), 063429 (start)