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Geofluids
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2021
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Article
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Tab 1
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Research Article
Numerical Study on the Mechanism and Application of Artificial Free Surfaces in Bedrock Blasting of Shield Tunnels
Table 1
Uniaxial compressive strength and axial strain of granites.
Sample no.
UCS (MPa)
Average UCS (MPa)
Axial failure strain
Average axial failure strain
DY1
117.21
114.01
0.0053
0.0055
DY2
112.41
0.0057
DY3
123.67
0.0061
DY4
102.72
0.0048