The Role of Water and Lithology on the Deformation and Failure of an Anaclinal Rock Slope in a Hydropower Reservoir

Table 1

Statistical results of lithologic composition in different site boreholes on the Zhengjiaping slope.

Exploratory point	Argillaceous siltstone		Sandstone		Carbonaceous shale
	Distributed length (m)	Proportion	Distributed length (m)	Proportion	Distributed length (m)	Proportion
PD01	87.00	82.86	18.00	17.14	—	—
ZK01	49.90	88.55	5.10	9.05	1.35	2.40
ZK02	44.36	61.36	27.09	37.47	0.85	1.18
ZK03	46.05	75.49	14.55	23.85	0.40	0.66
ZK04	37.95	60.29	11.85	18.82	13.15	20.89
ZK05	47.95	66.07	22.84	31.47	1.78	2.45
ZK06	52.45	75.04	11.45	16.38	6.00	8.58
ZK07	53.06	97.00	1.44	2.63	0.20	0.37
ZK08	48.35	67.20	22.4	31.13	1.20	1.67