NPRNTeitlMath O SaflePerthynasNPRN403728TeitlA55 North Wales Expressway;Chester to Holyhead RoadMath O Saflen/aPerthynasPart ofNPRN43083TeitlConwy Suspension Bridge;Conwy Bridge;Telford Suspension Bridge, Former A55, ConwyMath O Saflen/aPerthynasAssociated withNPRN409064TeitlA55 Road Tunnel;Conwy Tunnel, River Conwy, ConwyMath O Saflen/aPerthynasAssociated with
