No person having charge of any truck or other motor vehicle exceeding fourteen thousand pounds gross vehicle weight (GVW) as established by the manufacturer, excluding pickups; any commercial, industrial or agricultural equipment and/or machinery; or any trailer, unless attached to a motor vehicle by which it may be propelled or drawn shall permit or allow the same to remain or park the same in any street, alley or public right-of-way; provided, that in case of accident such vehicle, equipment or trailer may be moved to the side of the street, alley or public right-of-way, and if good and sufficient red signal be displayed at both ends thereof during the hours of darkness, may be permitted or allowed to remain for a period of not exceeding twenty-four hours pending removal; provided, that the provisions of RCW 46.61.101 or any other parking regulations of the Model Traffic Ordinance or this code are not violated.