Detekcija oštećenja betona na bazi propagacije ultrazvučnih talasa za potrebe ocene stanja betonskih elemenata mostova IV, 246 listova 16718884 bytes srp 2020 Grdić, Zoran, 1959- Topličić Ćurčić, Gordana, 1961- Radonjanin, Vlastimir, 1957- Ristić, Nenad, 1982- Zakić, Dimitrije, 1967- info:eu-repo/semantics/bachelorThesis During the exploitation period, the properties of reinforced concrete in structures constantly decrease, resulting in damage that directly affects serviceability of the structures. Initiation and development of damage are time-dependent phenomena accompanied by deteriorating processes, which are differently implied depending on the environment. The influence of environment is an important factor that determines type of damage and mode of propagation, and damage level depands on the exposure of structures elementsto aggresive action. Biografija autora: list 243;Bibliografija: list. 217-228. Datum odbrane: 15.10.2021. Civil engineering materials and Concrete technology http://creativecommons.org/licenses/by-nc/3.0/at/legalcode Stojić, Nikola D., 1978- https://phaidrani.ni.ac.rs/o:1792 cobiss:56316169 thesis:8524