TY JOUR TI ON ACCOUNT OF THE STATE OF STEEL CONSTRUCTION DURING THE CALCULATIONS KW estimated complex KW defect accounting KW metal constructions KW buildings and structures JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Sineev, A.A. PY 2018 IS 3 PB Belgorod State Technological University named after V.G. Shukhov