TY JOUR TI COMPUTER SIMULATION OF REINFORCED CONCRETE BEAMS TAKEN INTO ACCOUNT OF DEFECTS AND DAMAGE KW numerical experiment KW computer modeling KW load-bearing capacity KW damage KW defect JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Sharafutdinov, L.A. AU Mannapov, R.M. PY 2024 IS 9 PB Belgorod State Technological University named after V.G. Shukhov