Overpass

For other uses, see Overpass (disambiguation).

Highway overpass in Greensboro, North Carolina
Overpass crossing multiple railway lines and roads in Kyoto, Japan
In Hong Kong, an overpass is built along a street or road, like Hill Road Flyover, to alleviate traffic between two main roads.

An overpass, called an overbridge or flyover (for a road only) in the United Kingdom and some other Commonwealth countries, is a bridge, road, railway or similar structure that is over another road or railway. An overpass and underpass together form a grade separation.[1] Stack interchanges are made up of several overpasses.

  1. ^ Henry K. Evans (1950). "Read the ebook Traffic engineering handbook by Institute of Traffic Engineers". ENGINEERING HANDBOOK, Second Edition 1950. New Haven, Connecticut: Institute of Traffic Engineers. Archived from the original on March 18, 2012. Retrieved October 9, 2010 – via eBooksRead.com. Search for [Separation, Grade].