29th Concrete Days

This edition contains some research results and engineering solutions that have been made public at the 29th International Conference Concrete Days 2023 (7-8 November 2023, Hradec Kralove, Czech Republic) and which can be merged under the common topic "Innovative Approaches in Bridge Engineering". The published articles present recent research results in the area of static and dynamic analysis of bridges and bridges' concrete elements, analysis of their stability and reliability, methods of inspection and diagnosis of real structures, etc. The issue will be helpful to engineers and researchers in the area of bridge design and operation.