Table 3: Appraisal rating of bridges according to Dr.

Dr Appraisal Rating Technical Condition
Dr≥88 Level I Good condition(no problems or some minor problems)
88> Dr≥60 Level II Satisfactory condition (structural elements show some minor deterioration)
60> Dr ≥40 Level III Poor condition (advanced section loss, deterioration or scour)
40> Dr Level IV Serious condition (deterioration has seriously affected primary structural components)
40> Dr * Level V “Imminent” failure condition (bridge closed)

*Note: Levels IV and V are further separated by the technical condition.