Stability Analysis of Soil Embankment Slope Reinforced with Polypropylene Fiber under Freeze-Thaw Cycles

Table 4

Shear strength parameters of fiber-reinforced soil specimens.

Group serial number	Internal friction angle (°)	Cohesion (kPa)
1	34.99	68.06
2	34.99	58.18
3	33.53	66.74
4	32.08	51.37
5	27.89	61.85
6	29.80	56.58
7	28.11	53.54
8	31.91	50.03
9	23.02	50.22