09-11-2015, 03:51 PM
(09-11-2015, 01:20 AM)notmyfriends Wrote: Shortest - I would guess Allen where it is a regional road between Caroline and King.
That is my answer. I doubt there are any shorter ones. Note that if I read the map correctly, it has its own number which I do not recall. There might be a jog somewhere where an even shorter segment of road is a regional road, but in this case that one block of Allen is the entire road.