TY JOUR TI FATIGUE LIFE OF CEMENT CONCRETE MODIFIED WITH RUBBER CRUMB UNDER CYCLIC BENDING LOADING KW rubberized concrete KW crumb rubber KW fatigue durability KW Wöhler curve KW cyclic flexure KW damping KW fracture energy KW transport construction JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Vasiliev, A.Y. AU Urhanova, L.A. PY 2026 IS 11 PB Belgorod State Technological University named after V.G. Shukhov