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Working conditions of HSRB with different hydraulic conductivities.
| Working condition | Buried depth of HSRB roof (m) | Thickness of HSRB (m) | Hydraulic conductivity of HSRB (cm/s) | Pumping rates (m3/d) |
|---|---|---|---|---|
| 13 | 82 | 6 | 1 × 10–2 | 2500 |
| 12 | 82 | 6 | 5 × 10–3 | 2500 |
| 14 | 82 | 6 | 1 × 10–3 | 2500 |
| 15 | 82 | 6 | 5 × 10–4 | 2500 |
