Civil Structures for Autodesk Revit 2014 is a program that allows you to generate bridges based on user-defined criteria. You can define basic parameters of the geometry of a bridge including: a road profile, a deck, abutments, piers and railings. You can also create road objects and topography in Autodesk Revit based on data coming from infrastructure oriented sources.
It is a mini cad system and with it you can make working drawings, designs etc.