Start on eastern side of unclassified road (Spring Hill) leading from Rainton Traffic Island to Rainton village at a paint mark 1230 yards north of the island. (What3Words: gladiator.acid.recap)
The exact position of this mark is on the east verge at a point 210 yards north of the middle of three water main marker posts in the east verge lowest visible point (marked 150/SV/2). This is also 35 yards north of centre post of short wooden fence on east side of road (ie the 'old' start).
Proceed south on Spring Hill (Rainton lane) to traffic island (0.70 mls). Bear left down slip road to join northbound carriageway of A168. Proceed along A168 to junction with slip road to B1448 (Thirsk), 5.24 mls. 
Bear left up slip road to traffic island where right (3rd exit) over bridge over A168, bearing right to next traffic island. Keep left to join A168 southbound carriageway. 5.95 mls. 
Continue on A168 to slip road signed Dishforth Interchange/J49/Boroughbridge A168/Ripon B6265. 
Bear left up slip road to finish at west end of crash barrier protecting supports for concrete gantry 9024B (matrix signs) over carriageway  and its electrical cabinets on left hand side of slip road. 10.01 mls. (What3words: fragment.intrigues.angers)