Ключевые слова: bridge, carbon dioxide, departure, direction panel, duisburg, eating city, finance economy and industry, fine dust, freeway, freeway cross kaiser mountain, freeway departure, german highway, germany, grade, highway, infrastructure, mlheim an der ruhr, motorway, motorway tolls, noise, noise pollution, oberhausen, pollution, professional traffic, rescue alley, road overpass, road traffic, roadsign, roadtolls, rule, sign, signs bridge, sky, speed, speed restriction, traffic, traffic arteries, traffic highway traffic, traffic jam, traffic routes, transit, transport, travel, umweltzone, vehicle, venlo,