Research Article
A Large Goaf Group Treatment by means of Mine Backfill Technology
Table 6
Statistical results of the types of backfill (collapsed rock and cemented/uncemented backfill) in each middle goaf.
| | Stope number | The ratio of the volume of the collapsed waste rock to the total volume of the goaf (%) | Types of backfill | Stope number | The ratio of the volume of the collapsed waste rock to the total volume of the goaf (%) | Types of backfill |
| | 768–1# | 49 | Cemented backfill | 848–12# | 94 | Cemented backfill | | 768–2# | 49 | Cemented backfill | 848–13# | 94 | Cemented backfill | | 768–3# | 49 | Cemented backfill | 848–14# | 94 | Cemented backfill | | 768–4# | 49 | Cemented backfill | 848–15# | 94 | Cemented backfill | | 768–5# | 49 | Uncemented backfill | 848–16# | 94 | Cemented backfill | | 768–6# | 49 | Uncemented backfill | 848–17# | 94 | Cemented backfill | | 768–7# | 49 | Cemented backfill | 848–18# | 94 | Cemented backfill | | 768–8# | 34 | Cemented backfill | 848–19# | 94 | Uncemented backfill | | 768–9# | 34 | Cemented backfill | 848–20# | 94 | Cemented backfill | | 808–1# | 94 | Cemented backfill | 848–21# | 94 | Cemented backfill | | 808–2# | 94 | Cemented backfill | 848–22# | 0 | Uncemented backfill | | 808–3# | 94 | Cemented backfill | 848–23# | 0 | Cemented backfill | | 808–4# | 94 | Uncemented backfill | 848–24# | 0 | Uncemented backfill | | 808–5# | 94 | Cemented backfill | 848–25# | 0 | Cemented backfill | | 808–6# | 94 | Cemented backfill | 848–26# | 0 | Cemented backfill | | 808–7# | 94 | Cemented backfill | 888–1# | 94 | Uncemented backfill | | 808–8# | 94 | Cemented backfill | 888–2# | 94 | Cemented backfill | | 808–9# | 94 | Uncemented backfill | 888–3# | 94 | Uncemented backfill | | 808–10# | 94 | Uncemented backfill | 888–4# | 94 | Uncemented backfill | | 808–11# | 94 | Cemented backfill | 888–5# | 94 | Cemented backfill | | 808–12# | 94 | Cemented backfill | 888–6# | 94 | Uncemented backfill | | 808–13# | 94 | Cemented backfill | 888–7# | 94 | Uncemented backfill | | 808–14# | 94 | Uncemented backfill | 888–8# | 94 | Cemented backfill | | 808–15# | 94 | Uncemented backfill | 888–9# | 94 | Uncemented backfill | | 808–16# | 94 | Uncemented backfill | 888–10# | 94 | Uncemented backfill | | 808–17# | 94 | Uncemented backfill | 888–11# | 94 | Cemented backfill | | 808–18# | 0 | Uncemented backfill | 888–12# | 94 | Uncemented backfill | | 808–19# | 0 | Uncemented backfill | 888–13# | 94 | Cemented backfill | | 808–20# | 0 | Cemented backfill | 888–14# | 94 | Uncemented backfill | | 808–21# | 94 | Cemented backfill | 888–15# | 94 | Cemented backfill | | 808–22# | 94 | Cemented backfill | 888–16# | 94 | Cemented backfill | | 808–23# | 0 | Cemented backfill | 888–17# | 0 | Uncemented backfill | | 808–24# | 0 | Cemented backfill | 888–18# | 0 | Uncemented backfill | | 808–25# | 0 | Uncemented backfill | 888–19# | 0 | Uncemented backfill | | 808–26# | 0 | Uncemented backfill | 888–20# | 0 | Cemented backfill | | 808–27# | 0 | Uncemented backfill | 888–21# | 0 | Uncemented backfill | | 808–28# | 0 | Uncemented backfill | 888–22# | 0 | Cemented backfill | | 848–1# | 94 | Cemented backfill | 888–23# | 0 | Cemented backfill | | 848–2# | 94 | Cemented backfill | 888–24# | 0 | Uncemented backfill | | 848–3# | 94 | Cemented backfill | 888–25# | 0 | Cemented backfill | | 848–4# | 94 | Cemented backfill | 888–26# | 0 | Uncemented backfill | | 848–5# | 94 | Cemented backfill | 888–27# | 0 | Uncemented backfill | | 848–6# | 94 | Cemented backfill | 888–28# | 0 | Uncemented backfill | | 848–7# | 94 | Uncemented backfill | 888–29# | 0 | Uncemented backfill | | 848–8# | 94 | Uncemented backfill | 888–30# | 0 | Cemented backfill | | 848–9# | 94 | Uncemented backfill | 888–31# | 0 | Cemented backfill | | 848–10# | 94 | Cemented backfill | 888–32# | 0 | Uncemented backfill | | 848–11# | 94 | Cemented backfill | — | — | — |
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