Full Report for Listed Buildings
Summary Description of a Listed Buildings
Reference Number
18396
Building Number
Grade
II
Status
Designated
Date of Designation
25/04/1997
Date of Amendment
25/04/1997
Name of Property
Pont Twr
Address
Location
Unitary Authority
Gwynedd
Community
Bethesda
Town
Bangor
Locality
Braichmelyn
Easting
262585
Northing
365974
Street Side
Location
Road bridge carrying B4409 over River Ogwen, by entrance to Penrhyn Quarry. Partly in Llandegai Community.
Description
Broad Class
Transport
Period
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.
Interior
Reason for designation
The oldest of the Ogwen bridges.
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