Research Article
Stability of Close Chambers Surrounding Rock in Deep and Comprehensive Control Technology
Table 4
Deformation of surrounding rock of the chamber after adopting the new support scheme (unit: mm).
| Chamber type | Floor heave volume | Roof subsidence volume | Left side horizontal displacement | Right side horizontal displacement |
| Waiting room | 124 | 76 | 124 | 149 | Water pump house | 97 | 111 | 175 | 162 | Substation | 106 | 101 | 134 | 162 |
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