Experimental Study on the Triaxial Compression Properties of Coarse-Grained Filling Soil under Drying–Wetting Cycles

Table 3

Strength and indexes under drying–wetting cycle.

Sample	Deviatoric stress (kPa)				Cohesion (kPa)	Frictional angle (°)
	100	200	300	400
	860	1140	1410	2070	79.2	43.4
	670	890	1400	1900	36.2	42.6
	620	1060	1360	1900	34.1	42.4
	560	960	1150	1300	35.6	42.1
	520	880	1010	1130	33.0	41.5
	510	860	1020	1200	31.2	40.3
	500	840	1010	1200	31.0	40.1
	500	830	1010	1180	30.8	40.0