Pedzisa mutsara unotevera: Nzira yemazuva ano yeA470 yakabuda mumushandirapamwe muma1970 ne "Western Mail" yenzira imwe chete inobatanidza North neSouth Wales, mukutungamira ku
Referendamu yeWales ya1979. Yakabudirira, uye muna 1978, Hofisi yeWales yakakurukura nzira ingangoita yemugwagwa unopfuura nepakati penyika, iyo yakaitwa gore rakatevera.