Section 13-130-28 - Vehicles and transportation(a) The following acts shall be prohibited on a program trail or access, except as authorized in writing by an authorized representative: (1) Driving, operating, transporting, or using any motorized or non-motorized land vehicle, glider, hang glider, aircraft, balloon, or parachute, or leading or riding equestrian animals, carelessly and without due caution for the rights or safety of others and in a manner that endangers any person, property, or natural or cultural resources;(2) Launching or landing airplanes, gliders, helicopters, balloons, parachutes, or other similar means of transportation without a trail use permit issued pursuant to subchapter 5, provided that landing is authorized without a permit in case of any emergency;(3) Driving, operating, or using any motorized vehicle on a program trail not designated and posted for that purpose, provided, however, that the use of a wheelchair by an individual whose disability requires use of a wheelchair shall not be considered driving or operating a motorized vehicle for the purposes of this, unless specifically so posted on the program trail or portion thereof;(4) Parking any motorized or non-motorized vehicle or trailer except in designated areas;(5) Driving, leading, or riding a horse, mule, other animal, or using any motorized or non-motorized land vehicle on a program trail that is posted prohibiting such activity, provided, however, that the use of a wheelchair by an individual whose disability requires use of a wheelchair shall not be considered driving or operating a non-motorized vehicle for the purposes of this subsection, unless specifically so posted on the program trail or portion thereof; and(6) Driving, operating, or using any motorized ground vehicle without a functioning street legal muffler, and without a valid vehicle license plate, registration, and safety sticker as required by each county.(b) Any vehicle or property left unattended within a program trail or access for longer than forty-eight hours without prior written permission from an authorized representative shall be considered abandoned. Any abandoned vehicle or property may be impounded or towed away by the department at the expense of the owner.[Eff. ] (Auth: HRS§ 198D-6) (Imp: HRS § 198D-6)