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

Table 2

The steps of dial indicators data acquisition.

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