TY JOUR TI TECHNICAL CONDITION ANALYSIS OF SAINT-PETERSBURG OPERATED REINFORCED CONCRETE BRIDGE CONSTRUCTIONS KW Bridge KW reinforced concrete KW durability KW technical condition KW analysis. JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Belyy, A.A. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov