Study on the Mechanical Properties of Red Clay under Drying-Wetting Cycles

Table 5

Shear strength parameters under different dry and wet cycles.

Cycles	Cohesive force (kPa) (4 h, 8 h, and 12 h)			Angle of internal friction (°) (4 h, 8 h, and 12 h)
1	51.84	49.73	47.228	18.13	17.114	17.661
2	48.67	—	—	16.92	—	—
3	45.42	42.194	40.957	16.41	17.432	16.867
5	43.35	40.449	39.703	15.28	15.488	15.648
7	42.76	39.466	39.576	14.6	14.537	14.737
9	42.43	—	—	13.94	—	—