Experimental Study on Variation Law and Mechanism of Soil Shear Strength Parameters along the Slope

Table 1

Cohesion and friction angle of the in situ test.

Test location number	Elevation of test location (m)	c (kPa)	Total strengthening degree (kPa/m)	Stage strengthening degree (kPa/m)	(°)	Total deterioration degree (°/m)	Stage deterioration degree (°/m)
XCZJ1	285	9.66			39.35
XCZJ2	271	11.12	0.10	0.10	30.54	0.63	0.63
XCZJ3	251	13.01	0.10	0.09	16.70	0.67	0.69
XCZJ4	224	21.32	0.19	0.31	14.57	0.41	0.08