Railway bridge
overpass: a type of bridge structure over railway or roadways
Source: "SP 35.13330.2011. Code of Rules. Bridges and Culverts. Updated Edition of SNiP 2.05.03-84*"
(approved by the Order of the Ministry of Regional Development of Russia dated December 28, 2010 No. 822)
Overpass: an artificial road structure serving to allow the passage of vehicles or pedestrians over a highway or railway
Source: "ODM 218.2.012-2011. Industry Road Methodological Document. Classification of Structural Elements of Artificial Road Structures"
(adopted and put into effect by the order of Rosavtodor dated September 13, 2011 No. 731-r)