Research Article
Engineering Classification of Jointed Rock Mass Based on Connectional Expectation: A Case Study for Songta Dam Site, China
Table 2
Quantitative table for the evaluation index of rock mass quality.
| | Roughness | Quantitative value | Aperture | Quantitative value | Weathering | Quantitative value | Groundwater | Quantitative value |
| | Toothed rough | 1 | Tightly close | 1 | Fresh | 1 | Dry | 1 | | Toothed slightly rough | 2 | Close | 2 | Slightly weathered | 2 | Moist | 2 | | Toothed smooth | 3 | Microopen | 3 | Moderately weathered | 3 | Wet | 3 | | Wavy rough | 4 | Open | 4 | Highly weathered | 4 | Soaking water | 4 | | Wavy slightly rough | 5 | Medium open | 5 | Completely weathered | 5 | Dripping | 5 | | Wavy smooth | 6 | Wide open | 6 | | | Linear drip | 6 | | Flat rough | 7 | | | | | Flowing water | 7 | | Flat slightly rough | 8 | | | | | | | | Flat smooth | 9 | | | | | | |
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