8.__Failing to yield right-of-way while operating ATV.__A person may not fail to yield the right-of-way to all other types of vehicular traffic while operating an ATV on a public way.

A person who violates this subsection commits a civil violation for which a forfeiture of not less than $100 nor more than $500 may be adjudged.

9.__Crossing closed bridge, culvert, overpass or underpass with ATV.__A person may not cross with an ATV a bridge, culvert, overpass or underpass closed to ATVs by the Commissioner of Transportation pursuant to paragraph A.

A.__The Commissioner of Transportation may, following a public hearing, prohibit the crossing by an ATV of an individual bridge, culvert, overpass or underpass if the commissioner determines that that crossing or use of a public way is hazardous.__Any bridge, culvert, overpass or underpass closed by the commissioner must be posted by appropriate notices.

A person who violates this subsection commits a civil violation for which a forfeiture of not less than $100 nor more than $500 may be adjudged.

10.__Reckless operating on ATV.__A person may not operate an ATV in such a way as to recklessly create a substantial risk of serious bodily injury to another person.

A person who violates this subsection commits a Class D crime.

11.__Operating ATV to endanger.__A person may not operate an ATV so as to endanger any person or property.

12.__Operating ATV at greater than reasonable and prudent speed.__A person may not operate an ATV except at a reasonable and prudent speed for the existing conditions.

13.__Operating ATV without protective headgear.__ Notwithstanding Title 29-A, section 2083, a person under 18 years of age may not operate an ATV without protective headgear.

A person who violates this subsection commits a civil violation for which a forfeiture of not less than $100 nor more than $500 may be adjudged.