(a) A person commits the offense of disregard of a highway obstruction if, without the right to do so or a reasonable ground to believe the person has the right, the person
(1) drives a vehicle through, over, or around an obstruction erected on a highway under authority of AS 19.10.100; or
(2) opens an obstruction erected on a highway under authority of AS 19.10.100.
(b) Violation of this section is a violation punishable by a fine of not more than $1,000.