As a tractor trailer driver in Connecticut for over 15 years I find that I still get surprised when i read about some idiot stuck on the parkway.  the signs are clearly marked, but wait, they are in English!!!...well, heck that must be the problem as most of these new drivers come from the other side of the border or across the pond.  we need federal mandate to ensure these knuckleheads can read the signs, and the roads and operate safely before they are allowed to drive in my country....my 2 sense