Research Article

Distribution Features of the Minimum Rock Cover Thickness of the Surrounding Rock Self-Stability of the Metro Tunnel in the Soil-Rock Dualistic Stratum

Table 2

Calculation results of the vault vertical displacement.

Hr (m)1211109876

S (mm)4.3254.1224.1604.2494.3504.5305.018
Hr (m)54321.51.41
S (mm)5.4376.1077.28710.22414.66016.28826.149