Built circa 1800, the 58ft by 15 ft, 9ins (approx. 17.68m x 4.8m, including parapets) bridge spans the Afon Erch with three segmental arches which are built of slabs and slightly recessed from the rubble walls. The central arch is larger than the other two, measuring 24ft (approx. 7.32m) while the others measure 11ft (approx. 3.35m). There are cutwaters upstream.
(Source: Inventory of the Ancient Monuments in Caernarvonshire, vol. III (RCAHMW: 1964))

A.N. Coward 13.02.2018