Table 11 Residual excavation volume in mining boundary of mining district division plan 2.
From: Research on production capacity planning method of open-pit coal mine
Mining district | 3rd mining district | 4th mining district | |
|---|---|---|---|
Coal volume (10 kt) | Coal B | 2159 | 518 |
Coal 12 | 45,018 | 5865 | |
Coal 21 | 6049 | 3570 | |
Coal 31 | 17,690 | 3096 | |
Total coal volume (10 kt) | 70,916 | 13,049 | |
Stripping volume (10 km3) | 243,315 | 69,920 | |
Stripping ratio (m3/t) | 3.43 | 5.36 | |
