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Advances in Civil Engineering
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Advances in Civil Engineering
/
2018
/
Article
/
Tab 2
/
Research Article
The Influence of Heading Rate on Roof Stability in Coal Entry Excavation
Table 2
Results of conventional triaxial tests from Reference [
33
].
No.
Confining pressure (MPa)
Peak strength (MPa)
1
0
22.99
2
10
61.65
3
20
87.03
4
30
113.14
5
40
135.66
6
50
156.41