bridge Truss bridges Bridges in Bulgaria Bridges in Romania Bridges over the Danube Bridges completed in 1954 Buildings and structures in Ruse, Bulgaria Giurgiu International bridges Bulgaria–Romania border crossings Railway bridges in Bulgaria Railway bridges in Romania Road-rail bridges Steel bridges Buildings and structures in Giurgiu County Bulgaria–Soviet Union relations Romania–Soviet Union relations Toll bridges Bulgaria–Romania relations Soviet foreign aid European route E85 Double-decker bridges