Scientific and methodological support for tower structures creation and improvement Linar Sabitov, Levon Mayilyan, Nail Timerbaev, Leysan Akhtyamova and Marsel Zaripov E3S Web Conf., 281 (2021) 01021 Published online: 02 July 2021 DOI: 10.1051/e3sconf/202128101021