Before revision: Railway bridge decks upAn open-deck railway bridge in Leflore County, Mississippi In the case of a railway bridge , when the railway track and ties are supported on load carrying elements of the superstructure (floor beams, stringers or girders) , it is called an open deck.
After revision: Railway bridge decks upAn open-deck railway bridge in Leflore County, Mississippi A railway bridge with its track and ties supported on load carrying elements of the superstructure (floor beams, stringers or girders) is called an open deck.