standard passenger vehicle
(1) Definitions .— In this subsection, the following definitions apply: (A) Open to public travel .— The term “open to public travel” means, with respect to a road, that, except during scheduled periods, extreme weather conditions, or emergencies, the road— (i) is maintained; (ii) is open to the general public; and (iii) can accommodate travel by a standard passenger vehicle, without restrictive gates or prohibitive signs or regulations, other than for general traffic control or restrictions based on size, weight, or class of registration. (B) Standard passenger vehicle .— The term “standard passenger vehicle” means a vehicle with 6 inches of clearance from the lowest point of the frame, body, suspension, or differential to the ground.