Analysis of Changes of Forces and Normal Stress in Extradosed Tendons of the MS-3B Bridge Located on the Ring Road in OstródaTadeusz Stefanowski, Piotr Supeł and Wojciech TrochymiakMATEC Web Conf., 196 (2018) 02050DOI: https://doi.org/10.1051/matecconf/201819602050