NPRN91426
Map ReferenceSH77NW
Grid ReferenceSH7000076073
Unitary (Local) AuthorityConwy
Old CountyCaernarfonshire
CommunityPenmaenmawr
Type Of SiteROAD
PeriodModern
DescriptionConcrete-lined tunnel opened in 1993 to carry the westbound carriageway of the A55 North Wales Expressway (nprn 403728). Eastbound traffic uses the Penyclip alignment of 1936 (nprn 91423).
B.A.Malaws, RCAHMW, 27 September 1997.
