parking lot barrier locked with padlock protecting pedestrian walkway from improperly parked cars

access arm asphalt background bar barricade barrier blocking car city closed cone construction control crossover detail drive electronic empty end entrance entry equipment exit fence gate guard key lane limiter lock lot metal monitoring object obstacle office old open outdoor padlock parking pavement pedestrian place pole private prohibited protection red reserved restricted restriction road roadblock safe safety secure security sign space spot stand stile stop street strong superscript system technology traffic transport transportation triangle urban vehicle walkway