This diploma thesis evaluates the defects and disturbances on the bridge constructions with a specific case studies. First part of the thesis is focused on describing an individual defects and disturbances. In next part of the thesis is described a cause of the defects and disturbances and diagnoses them. After these specifications the thesis passes to a specific case studies, where on the specific bridge constructions describes the defects and disturbances and the way they are repaired. In this part primarily I take an examples from my own professional expe-rience and from the documents provided from my employers.