Advances in Civil Engineering / 2019 / Article / Tab 9

Research Article

Stability Assessment of Landslides in Dahuaqiao Reservoir Area Based on Back Analysis of Slope Monitoring

Table 9

Calculated factors of safety for Canjianqiao and Dahua landslides.

LandslideCalculation conditions
Natural statePrecipitationEarthquakeDrawdown

CangjiangqiaoBefore impoundment1.071.040.98
After impoundment1.091.080.991.06
After impoundment with prestressed anchor cables1.091.091.001.07

DahuaBefore impoundment1.081.040.99
After impoundment1.071.040.981.06
After impoundment with antisliding piles1.091.061.001.09

Allowable factor of safety1.15∼1.051.10∼1.051.001.10∼1.05

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