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Geofluids
/
2018
/
Article
/
Tab 3
/
Research Article
Study on the Stability of the Coal Seam Floor above a Confined Aquifer Using the Structural System Reliability Method
Table 3
Statistics of random variables in Yangliu mine.
Parameters
σ
kt
/MPa
c
k
/MPa
φ
k
/(°)
c
/MPa
φ
/(°)
E
k
GPa
k
0
h
c
(m)
13.90
16.00
38.00
11.90
34.00
18.00
1.20
12.00
0.80
1.50
3.50
2.20
3.70
1.10
0.08
2.10
0.06
0.09
0.09
0.19
0.11
0.06
0.07
0.18