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Advances in Materials Science and Engineering
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Advances in Materials Science and Engineering
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2021
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Article
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Tab 3
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Research Article
Investigation of Multiple Hole Grouting for Reducing Water Inrush Risk in Underground Engineering
Table 3
Types of fissures filled with water.
Type of fissure
I
II
III
IV
V
VI
Water yield
<10 m
3
/h
10–20 m
3
/h
20–30 m
3
/h
30–40 m
3
/h
40–50 m
3
/h
>50 m
3
/h