1. Divider defined. For purposes of this section, a "divider" means an intervening space, a physical barrier or a clearly indicated dividing space dividing 2 ways and constructed to impede vehicular traffic over it.
2. Drive on right-hand way. When a public way has a divider, a vehicle may be driven only on the right-hand way.
3. Crossing. An operator may not drive a vehicle over, across or within a divider, or an opening or crossover of a divider.
3-A. Divider sign restrictions. An operator may not disobey the restrictions on official signs at an opening or crossover of a divider.
4. Limited access. An operator may not drive a vehicle onto or from a limited-access way except at established entrances and exits.
5. Limiting use. The Department of Transportation or a municipality, with respect to a way under that authority's jurisdiction, may prohibit the use of a way by:
A. Pedestrians; or [PL 2003, c. 452, Pt. Q, §31 (NEW); PL 2003, c. 452, Pt. X, §2 (AFF).]
B. Bicycles, roller skis or other nonmotorized traffic, scooters, motorized bicycles or tricycles or motorized scooters. [PL 2009, c. 484, §2 (AMD).]
5-A. Limiting use sign restrictions. On limiting the use of a way, the authority shall erect and maintain official signs stating the prohibition. A person may not disobey the restrictions stated on those signs.
6. Ways with speed limit of 65 or more miles per hour. An operator driving on a limited-access way with a speed limit of 65 or more miles per hour is restricted in ordinary operation to the right-hand lane and may use adjacent lanes for overtaking and passing another vehicle, but must return to the right-hand lane at the earliest opportunity. This requirement does not apply to an authorized emergency vehicle, or to a vehicle otherwise directed by posted signs, a law enforcement officer or a highway maintenance crew.
7. Backing. An operator may not drive a vehicle in reverse or back a vehicle on a limited-access way or on an entrance or exit of a limited-access way.
8. Breakdown lanes. The operator of a vehicle may not overtake another vehicle on a limited-access way by driving on the shoulder or in the breakdown lane located on the right or the left of the travel lanes.