Damage investigation of pre-stressed cables in segmental box girder concrete bridge ev.No.324-018 in Pardubice,Czech Republic

摘要

Complete reconstruction of the reinforced pre-stressed bridge Pavel Wonky in Pardubice was carried out in 2006.During this reconstruction speciaHsts of the Klokner Institute made a complete revision of linear free external cables in bridge chambers,namely from the aspect of corrosion.During the ordinary visual inspection of the bearing structure of this bridge,in July 2017 [1],the SUS Pardubice staff members found out that in the places above both the pillars in the right-hand chamber of the Pavel Wonka bridge central beam in Pardubice,the blocks of deviators on the left-hand side of the chamber were deflected against the direction of stationing,towards Hradec Kralove.Some of the findings obtained during this revision are presented in this article.