Leave the M25 at Jctn 1(a), .  Bear left to join the Bob Dunn Way (A206) signed Erith and Crayford.  Go straight across the first roundabout, then at the next roundabout turn right into Joyce Green Lane.  Almost immediately on entering Joyce Green Lane fork left and continue down the lane, PAST the Joyce Green MX track for approximately 1 mile. The track is situated right next to the seawall.

Riverside MX

Joyce Green Lane

Kent