Reliability analysis of the existing reinforced concrete beams with normal cracks by rebar strength criteriaSergey A. Solovyev, Anastasia A. Solovyeva, Alexander A. Kochkin and Timur R. AkhmetovE3S Web Conf., 220 (2020) 01043DOI: https://doi.org/10.1051/e3sconf/202022001043