Research Article
Research on the Slurry for Long-Distance Large-Diameter Pipe Jacking in Expansive Soil
Table 1
The properties of the slurry.
| | Slurry formulas | Funnel viscosity (s) | Initial static shear-stress (kPa) | Final static shear-stress (kPa) | Filter loss (ml/30 min) | Expansion ratio (%) | Friction coefficient | Water dissociation rate |
| | Base slurry | 21 | 5.18 | 6.5 | 15.2 | 32.5 | 0.45 | 0.05 | | Formula (1) | 52 | 5.66 | 7.98 | 8.6 | 12.5 | 0.28 | 0 | | Formula (2) | 57 | 5.78 | 8.24 | 7.2 | 11.8 | 0.25 | 0 | | Formula (3) | 62 | 6.14 | 9.65 | 7.1 | 11.3 | 0.23 | 0 |
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