The underside of the stiffening girder is 82 ft.
It is the junction between the Oudh & Rohilkhand and East Indian railways, the Ganges being crossed by a steel girder bridge of seven spans, each 350 ft.
On the first English railways cast iron girder bridges for spans of to 66 ft.
Each girder is 1511 ft.
A main girder consists of an upper and lower flange, boom or chord and a vertical web.