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Mathematical Problems in Engineering
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Mathematical Problems in Engineering
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2018
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Article
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Tab 3
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Research Article
An Analytical Solution for Stress and Displacement Field for Arbitrarily Positioned Twin-Tunnel Excavation at Great Depth
Table 3
Circumferential stress owing to the transverse tension of unit force
Distance
2
3
4
6
10
16
Ling’s
2.569
2.623
2.703
2.825
2.927
2.970
Proposed
2.527
2.554
2.673
2.823
2.929
2.971
Error(%)
1.63
2.63
1.11
0.07
0.07
0.03