Joiner Street Bridge plaque

The public map records this plaque for Joiner Street Bridge plaque. Its recorded inscription reads: Joiner Street Bridge erected 1849 James Warren (1802-1870) and W T Monzani patented their iron girder in 1848. The triangular frames are cast iron, with a wrought iron bottom chord, and the Grade II listed trusses above this area are some of the earliest

Joiner Street Bridge, erected in 1849, features an innovative iron girder design patented by James Warren and W.T. Monzani in 1848; it is noted for its early use of triangular cast iron frames and wrought iron bottom chord trusses, significant in the evolution of bridge engineering.