Integrated GIS and geotechnical assessment of the stability of the Oued Ayda dike (Kesra Siliana, Tunisia)

Table 2.

Safety factors obtained for the upstream and downstreamslopes at the different phases of hydromechanical analysis.

Phase Safety factor (SF)

Short term Long term

Talus Amont Talus Aval Talus Amont Talus Aval

Construction 3,961 3,198  
Filled (FN)  5,187 3,298 3,133 1,335
Quick Drain  3,625 3,341 2,023 1,333
Empty    2,253 1,338