Abstract

Landslide disaster risk assessment is a rather complex work, which includes many uncertain factors. Hence, it is different for an accurate comprehensive assessment using quantitative method. In view of complexity, fuzziness and lacking of united evaluation method for assessment object. This paper studies the fuzzy comprehensive evaluation method which is used for landslide risk assessment. With an example, it selects the main index which affects landside disaster risk, applies for AHP to determine index weight at all levels which is used for fuzzy comprehensive evaluation. Analysis shows that fuzzy comprehensive evaluation method using for project risk assessment is feasible and the outcome is basically the same as the monitoring results, objectively reflects the indicator’s dynamics to the value of comprehensive assessment, and has advantages.

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