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

Table 7

Shear strength parameters of fiber-reinforced soil and ordinary soil under F-T cycles.

Soil type	Cycle times of F-T	Cohesion (kPa)	Internal friction angle (°)
Fiber-reinforced soil	0	96.82	19.18
	1	71.36	37.88
	3	61.85	27.89
	6	57.85	27.22
Ordinary soil	0	95.45	21.04
	1	63.50	21.74
	3	51.37	32.88
	6	45.09	33.88