Just re read my post and got my lefts and rights mixed up
We were approaching an intersection to turn right and the bus overtook us on the left to get to the front of the queue so as he could turn left ahead of us.
should read
We were approaching an intersection to turn right and the bus overtook us on the left to get to the front of the queue so as he could turn right ahead of us.
It's a bit of a nuisance when you can go back and edit these sorts of mistakes when you see them at a later time.

