TY JOUR TI EXPERIMENTAL RESEARCH OF RC BEAMS IN COMBINATION WITH GLASS-PLASTIC BARS KW glass plastic and steel reinforcement KW bar KW RC beam KW sample KW ultimate load KW inclined crack JO Bulletin of Belgorod State Technological University named after. V. G. Shukhov AU Smolyago, G.A. AU Frolov , N.. AU Poloz , M.. PY 2017 IS 2 PB Belgorod State Technological University named after V.G. Shukhov