Road users travelling northbound are advised to follow the hollow square diversion symbol on road signs:

-Exit the A1 at J39 using Barnsdale Bar Junction exit slip road and proceed to the A639.

-At the junction merge onto A639 and proceed along this road for approximately 6 miles to the junction with the A645.

-At the junction, turn right onto A645 and proceed along this road for approximately 2 miles to the junction with the A162 southbound entry slip road.

-At the junction, turn left onto the entry slip road and merge with the A162 southbound.Proceed along this road for approximately 500m to the junction with the M62 J33.

-At this Junction exit the A162 and proceed to the end of the slip road.

-At the roundabout, road users are to use the motorway signing to travel eastbound or westbound onto the M62 or northbound on the A1(M) via the M62 westbound.