Maine Revised Statutes

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:

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 miles per hour.  An operator driving on a limited-access way with a speed limit of 65 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.