Research Article
Experimental Study of Seepage Characteristics of Filling Structures in Deep Roadway
Table 5
Statistics of sand production in each bottle.
| | Test number | Seepage pressure loading rate | Kaolin content | Loss amounts of sandy-clay mixture | Total amounts of sandy-clay mixture | | 1 min | 2 min | 3 min | 4 min | 5 min | 6 min | 7 min | 8 min | | MPa/min | % | g | g |
| | 1 | 0.01 | 30 | 6.5 | 17.8 | 43.0 | 14.9 | 8.6 | 5.2 | 4.2 | 3.9 | 104.1 | | 2 | 0.08 | 30 | 8.4 | 25.6 | 61.0 | 15.7 | 6.5 | 6.6 | 4.8 | 2.4 | 131.0 | | 3 | 0.01 | 20 | 3.4 | 15.7 | 41.4 | 6.8 | 5.1 | 3.0 | 2.0 | / | 77.4 | | 4 | 0.08 | 20 | 2.5 | 14.0 | 54.9 | 9.6 | 8.3 | 7.9 | 3.2 | / | 100.4 | | 5 | 0.01 | 10 | 0.1 | 16.0 | 10.0 | 2.0 | 1.0 | 0.1 | / | / | 29.2 | | 6 | 0.08 | 10 | 0.1 | 24.2 | 25.0 | 11.0 | 7.0 | 2.0 | / | / | 69.3 |
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