Response Analysis of Deep Foundation Excavation and Dewatering on Surface Settlements

Table 1

Monitoring equipments.

Number	Monitor items	Equipment	Measuring accuracy (mm)	Frequency
1	Surface settlement	Trimble DiNi03	1.0	Once/3 days
2	Groundwater level	SWJ-90-50	5.0	Once/3 days
3	Building settlement	Trimble DiNi03	1.0	Once/3 days