Comparison of operating costs of reinforced concrete bridges and overpasses with different static schemesU. Z. Shermukhamedov, A. B. Karimova, A. R. Abdullaev and Ya. T. KhakimovaE3S Web of Conf., 401 (2023) 02035DOI: https://doi.org/10.1051/e3sconf/202340102035