Section 7.64 - Petersburg National Battlefield(a)Alcoholic beverages. The possession or drinking of alcoholic beverages in any public place or in any motor vehicle is prohibited, except with the written permission of the Superintendent.(b)Maintenance of vehicles. Washing, cleaning, waxing, or lubricating motor vehicles or repairing or performing any mechanical work upon motor vehicles, except in emergencies, in any public place is prohibited.(c)Definition. As used in paragraphs (a) and (b) of this section, the term "public place" shall mean any place, building, road, picnic area, parking space, or other portion of Petersburg National Battlefield to which the public has access.41 FR 40107, Sept. 17, 1976