Research Article
Excavation Sequence and Surrounding Rock Mass Stability of Large-Scale Underground Engineering with 8 Tunnels
Table 2
Step of 3 IESs for 8 tunnels.
| Step | IES1 | IES2 | IES3 |
| 1 | #1 and #3 | #1 and #5 | #1, #3, #5, and #7 | 2 | #2 and #4 | #3 and #7 | #2, #4, #6, and #8 | 3 | #5 and #7 | #2 and #6 | ā | 4 | #6 and #8 | #4 and #8 | ā |
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