No person shall stop, place, or park a vehicle so as to obstruct traffic along or upon any street, firelane, or sidewalk or at any location as described in RCW 46.61.570. Due to the severe risk to public safety created by any vehicle parking in violation of this section, security personnel are authorized to cite and immediately impound said vehicle. Security personnel will complete a vehicle impound report, including the reason for the impoundment. Removal and impoundment will be at the owner's or operator's expense.