In the area of bridge inspector accreditation, this report reviews and compares the characteristics and qualifications required in various countries. It provides information on training courses, how they are organized, the content of courses, and their duration in order to obtain accreditation as a bridge inspector and requalification on a periodical basis.

The second part of the report is a comprehensive analysis of non-destructive testing methods used by the inspectors of structures. For concrete and steel structures, for cables, masonry and timber, the report presents, regarding the various aspects tested, the non-destructive testing methods that are applied, their advantages and disadvantages and recommends the most appropriate method.

Lastly, the report describes bridge condition assessment methods: damage catalogues, condition rating methods, per element and overall bridge rating. The report also makes recommendations on the assessment procedures and the use of condition assessment ratings.