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Advances in Civil Engineering
/
2021
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Article
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Tab 1
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Research Article
Researches on the Influence of Blasting of Newly Built Tunnel on the Existing Tunnel Structure with Small Cross Angle
Table 1
Parameters of explosive in simulation.
Density
ρ
e
(kg/m
3
)
Detonation velocity
D
H
(m/s)
A
(GPa)
B
(GPa)
R
1
R
2
(GPa)
(GPa)
1000
4200
211
0.18
4.20
0.90
0.15
9.70
4.19