Research Article
Research on the Deformation and Control Technology of Surrounding Rock in Entry Retaining along the Gob Side
Table 5
The details of the grouting parameters.
| Related indicators | Parameters |
| Grouting material | Jinan reinforcement I | Grouting form | Deep and shallow hole grouting | Grouting hole layout | Three-two layout | Grouting pressure | 0.7 MPa (shallow hole), 2 MPa (deep hole) | Grouting time per hole | 600 s |
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