Section 821.290 - Dangerous operation of snowmobile or all-terrain vehicle; civil liability; penalty(1) A person commits the offense of dangerous operation of a snowmobile or an all-terrain vehicle if the person does any of the following: (a) Operates a snowmobile or an all-terrain vehicle at a rate of speed greater than reasonable and proper under the existing conditions.(b) Operates a snowmobile or an all-terrain vehicle in a negligent manner so as to endanger the person or property of another or to cause injury or damage to either.(2) In addition to other penalties provided by this section, the owner or operator of a snowmobile or an all-terrain vehicle may be liable as provided under ORS 821.310.(3) The offense described in this section, dangerous operation of a snowmobile or an all-terrain vehicle, is a Class B traffic violation. 1983 c.338 §734; 1985 c.459 §36; 1987 c.587 §18; 1989 c.991 §18