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At the beginning of the street, there is a traffic sign 250 (VZ 250) “No entry for all types of vehicles” with the addition “except residents of the street.” 
It prohibits entry for all vehicles, including cars, trucks, motorcycles, and bicycles. Pedestrians and hand-operated vehicles are exempt. 
Anyone traveling by bicycle may dismount and push the vehicle in order to be considered a pedestrian and pass through the area.