Decorative cast-iron arched overbridge over the Glamorganshire Canal (nprn 34425) at the south end of Castle lock no.49 (nprn 85402). 10ft span and 10ft wide, it gave road access to Bute Park from North Road. No remains of the bridge are now visible.
B.A.Malaws, RCAHMW, 03 February 1998.