Influence Analysis of Underground Excavation on the Adjacent Buildings and Surrounding Soil Based on Scale Model Test

Table 3

The steps of soil pressure sensors data acquisition.

Step	Data acquisition
1	The initial state
2	Excavation of cover soil
3	Construction of the support structure
4	Construction of the support structure after 2 hours
5	Construction of the support structure after 6 hours
6	Construction of the support structure after 10 hours
7	Construction of the support structure after 20 hours
8	Excavation of soil
9	Excavation of soil after 2 hours
10	Excavation of soil after 6 hours
11	Excavation of soil after 10 hours
12	Excavation of soil after 20 hours
13	Construction of the underground structure
14	Construction of the underground structure after 2 hours
15	Construction of the underground structure after 6 hours
16	Construction of the underground structure after 10 hours
17	Construction of the underground structure after 20 hours
18	Backfill of cover soil
19	Backfill of cover soil after 2 hours
20	Backfill of cover soil after 6 hours
21	Backfill of cover soil after 10 hours
22	Backfill of cover soil after 20 hours