Full Report for Listed Buildings
The list description is not intended to be a complete inventory of what is listed: it is principally intended to aid identification. By law, the definition of a listed building includes the entire building (i) and any structure or object that is fixed to the said building and ancillary to it and (ii) any other structure or object that forms part of the land and has done so since before 1 July 1948, and was within the curtilage of the building, and ancillary to it, on the date on which said building was first included in the list, or on 1 January 1969, whichever was later.
Date of Designation
25/04/1997
Date of Amendment
25/04/1997
Name of Property
Pont Twr
Unitary Authority
Gwynedd
Location
Road bridge carrying B4409 over River Ogwen, by entrance to Penrhyn Quarry. Partly in Llandegai Community.
History
Road bridge of uncertain date, probably C18, widened 1805, carrying the old road to Llandegai and Bangor across the Ogwen. The bridge is said to have been ruinous in the 1790s and enlarged 1805 though present S side looks of c1830.
Exterior
Rubble stone three-arched bridge doubled in width in early C19. Original N side has low rough stone voussoir arches and rubble parapet. NW end has been splayed perhaps in early C19 giving overhang to right half of centre arch and refacing to right arch. Added earlier C19 S side has 3 shallow elliptical arches with cut slate voussoirs and raised arch rings. String course above. Low cutwaters and raised piers between arches, string course broken forward over piers. Rubble parapet with edge-on stone coping.
Reason for designation
The oldest of the Ogwen bridges.
Cadw : Full Report for Listed Buildings [ Records 1 of 1 ]