Banned turns
Route rules. Last checked 3 Nov 2026.
A turn sign at a junction can ban one turn.
Both roads are open, but that one move is not.
A blue sign allows only the way it points.
Find another way to reach the road.
3 map questions on this rule, free. The drill opens in our trainer.
See also
Practice score and rules are ours where TfL doesn't say.
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