Steel Bridges Classification Types and Sub-types

Bridges that are connecting the two sides of the river, or similar are divided into three groups depending on the kind of traffic carried, the kind of main structural system, the position of the carriage way subjective to the main structural system. The classification goes further and the sub types are many more. 

The images will show you the way they look like and are planed with their main elements and the link bellow will show you more info’s about each classification.

Source.