Response of Step-Like Landslide to Pore-Water Pressure under the Action of Typhoon and Rainstorm

Table 1

List of main instruments.

	Rain gauge	Water level meter	Pore-water pressure gauge	Inclinometer	Moisture meter
Number of instruments	1	2	6	10	12
Manufacturer	Hunan Xiangyinhe Sensor Technology Co., Ltd.
Measurement unit	mm	dm	kPa	Degree	%
Accuracy	0.1 mm	±0.1%F.S	±0.1%F.S	±0.05%F.S	±2%F.S
Resolution	0.01 mm	0.1 dm	0.1 kPa	0.01°	0.1%
Model	YH07-A01	YH04-A	YH04-B	YH01-B30	YH08-A
Symbol	RF	WL	PW	DI	MC
Measured physical quantity	Rainfall	Groundwater depth	Pore-water pressure	Deep displacement	Moisture content