地层 | 底界垂深m | 孔隙压力当量密度g/cm3 | 坍塌压力当量密度g/cm3 | 破裂压力当量密度g/cm3 |
灯楼角组 | 500 | 1.00~1.01 | 1.05~1.10 | >1.64 |
角尾组 | 600 | 1.00~1.02 | 1.06~1.10 | >1.66 |
下洋组 | 940 | 0.98~1.01 | 1.03~1.12 | >1.69 |
涠一段 | 1150 | 0.99~1.02 | 1.05~1.14 | >1.70 |
涠二段 | 2040 | 0.98~1.02 | 1.10~1.20 | >1.74 |
涠三段 | 2620 | 1.00~1.06 | 1.10~1.22 | >1.79 |
流一段 | 3100▽ | 1.00~1.08 | 1.11~1.26 | >1.82 |