Yes - now you put it like that, I realised that the junction just down the road from me isn't dissimilar, but it's less of a right-angle, more like the two side roads j9 and j12 coming in at roughly the same place.
I often exit from 9 o'clock (or 10 o'clock in my specific case, but let's...
I used to work in an office with highway guys who would spend all day designing road junctions on their computer screens. Who on earth thought this was a good idea must have been having a bad day.