Ensuring the seismic resistance of operated CHP buildings E.N Bellendir, O.D. Rubin, A.S. Antonov, I.V. Baklykov and R.S. Zyuzin E3S Web of Conf., 410 (2023) 02030 Published online: 09 August 2023 DOI: 10.1051/e3sconf/202341002030