How many meters before a tunnel is parking prohibited?

[SanBrady]

Parking is prohibited within 50 meters before a tunnel. Additional information is as follows: Parking is prohibited in the following situations: Road sections with clear no-parking signs; roads surrounding stations, airports, long-distance bus stations, and rail transit stations; roads near tourist attractions, restaurants, and entertainment venues; roads along rivers, lakes, and narrow alleys where illegal parking is a major public concern; sidewalks near residential areas and institutions; emergency lanes, crosswalks, areas within 30 meters before and after bus stops, intersections and within 50 meters of intersections, areas within 300 meters of public parking lots, and road sections prone to accidents and congestion; double or multiple rows of parking are also prohibited.