(a) A person commits the crime 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 upon a highway under authority of AS 19.10.100
; or


(2) opens an obstruction erected upon a highway under authority of AS 19.10.100.


(b) Violation of this section is a class B misdemeanor.