On your driving test, when dealing with a box junction, the examiner will expect you to:
The examiner will also be looking to see that you:
Box junctions are designed to stop the junction from becoming blocked by queuing traffic. It is illegal to enter the area of yellow crisscross lines marked on the road at a box junction unless your exit road is clear.
The one exception to this rule is that you can enter a box junction when you want to turn right but are prevented from proceeding by oncoming traffic or right-turning vehicles.