... h=5.0m Referring A, B to table 2.2 corresponding to project slope mct = 2 we obtain: A = 3.23 và B=6.70 31674,10497,170,6573,17,123,3325,0 TGK, KG-T = 2.36 c. Safety coefficient ... h=10m Referring A, B to table 2.2 corresponding to project slope mct = 2 we obtain: A = 3.23 và B=6.70 362,11305,170,61082,17,323,335,0 TGK, KG-T = 2.49 c. Safety coefficient ... which: L : length of sliding arc AC , C: internal friction angle and soil cohesive strength Ti và Ni: Component pressure of strips defined by graphic solution or calculation according to measurement...