|Access permission for all vehicles|
|Used on these elements|
|Documented values: 3|
|Tools for this tag|
Legal access restriction for all types of land-basednot operated upon rails.
In Europe one of the most common prohibition signs is this type of prohibition (B-1 code in Poland, C 21 in Denmark). There is no equivalent concept in MUTCD-influenced countries, which instead rely on a combination of signs prohibiting more specific vehicle types.