Research Article
The Hydrogeological Characteristics of Thick Alluvium with High Water Level and the Influence on Zhaogu Mining Area, Henan Province, China
Table 1
Structural characteristics of north flank alluvium.
| Drill number | Thickness of alluvium (m) | Thickness of sand gravel (m) | Thickness of clay layer (m) | Drill number | Thickness of alluvium (m) | Thickness of sand gravel (m) | Thickness of clay layer (m) |
| 54-3 | 450.58 | 2.16 | 45.58 | 11206 | 455.22 | 2.00 | 0.00 | 54-4 | 475.44 | 1.20 | 62.67 | 11207 | 407.10 | 6.70 | 9.75 | 56-1 | 466.93 | 2.49 | 20.44 | 11208 | 467.20 | 1.65 | 3.35 | 58-1-1 | 465.70 | 1.34 | 23.20 | 11209 | 539.20 | 16.95 | 60.25 | 58-1-A | 504.51 | 11.92 | 32.33 | 11401 | 452.40 | 3.40 | 0.00 | 60-1 | 457.06 | 1.40 | 18.77 | 11402 | 463.70 | 13.45 | 37.15 | 60-2 | 452.60 | 5.22 | 103.02 | 11403 | 475.50 | 1.90 | 36.55 | 60-6 | 451.67 | 9.76 | 60.97 | 11404 | 485.04 | 3.15 | 46.99 | 63-8 | 431.01 | 34.44 | 24.91 | 11405 | 369.00 | 2.85 | 61.20 | 65-1 | 420.87 | 47.86 | 28.26 | 11406 | 479.58 | 4.61 | 4.17 | 5202 | 417.85 | 4.80 | 6.05 | 11407 | 436.05 | 4.25 | 2.00 | 5203 | 484.00 | 12.40 | 12.60 | 11408 | 490.87 | 5.85 | 22.32 | 6004 | 459.00 | 2.70 | 41.40 | 11409 | 532.46 | 2.64 | 31.87 | 6802 | 409.40 | 5.70 | 8.20 | 11601 | 457.30 | 3.60 | 40.70 | 6803 | 416.00 | 4.00 | 2.00 | 11602 | 473.68 | 5.37 | 0.00 | 6804 | 304.80 | 3.60 | 5.20 | 11603 | 520.87 | 1.50 | 71.12 | 6805 | 389.10 | 1.30 | 8.40 | 11604 | 479.26 | 4.00 | 0.00 | 11001 | 418.00 | 20.29 | 52.35 | Main shaft inspection hole | 518.00 | 3.70 | 2.20 | 11002 | 447.50 | 4.10 | 73.15 | Ventilation shaft inspection hole | 524.00 | 15.94 | 37.42 | 11201 | 447.46 | 9.80 | 76.99 | Hydrologic observation hole | 505.00 | 4.65 | 28.95 | 11202 | 469.80 | 4.06 | 0.00 | West air shaft drill hole | 502.51 | 0.80 | 23.23 | 11203 | 451.07 | 2.65 | 31.47 | No. 1 supplementary exploration drill hole | 521.53 | 5.95 | 4.30 | 11204 | 456.69 | 7.80 | 86.74 | No. 1 supplementary exploration drill hole | 461.36 | 3.00 | 3.20 | 11205 | 456.92 | 1.00 | 15.32 | — | — | — | — |
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