Tall, single span bridge, squared tooled granite ashlar dressings; granite ashlar arch ring flanked by pilastered buttresses; masonry causeways link bridge with sides of gorge; band course; square inscribed plaque (damaged) set in centre of N face of parapet; unusual interlocking keyed & tooled ashlar cope to parapet. [SMR] The width between parapets is 4,6 m. The arch is 14 m high.