Start on Chevening Road (B2211) north of junction with A25, approximately half way between A25 junction and M25 bridge. Proceed north on Chevening Road (B221) to RAB at bottom of Star Hill.
Continue straight over the RAB onto Polhill (A224) continuing to RAB. Take the third exit to Orpington Bypass and continue to RAB. Take first exit onto Wheatsheaf Hill, care on descent.
At T-junction turn left onto Old London Road, take care at junction. Proceed south on Old London Road to RAB. Take third exit onto London Road (A224).
Proceed south on A224, down Polhill to RAB. Proceed straight across to Sundridge Road (B2211). Continue on Sundridge Road (B2211) to finish in dip in road shortly after Chevening Cross.
Parking is just below the crest of the hill/M25 motorway bridge on the B2211, in the layby which marks the enterance to a farm road. It is roughlt halfway between the start and finish locations.
The following map(s) shows the parking location (and sign on points) and the actual TT start point on the map.
Alternative View on Parking/ Start Line