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2“...Small fault ahead of the tunnel face in coal roadway is the important hidden hazard factor of coal...”
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3by Saikat Das, Bo Wang, Tula R. Paudel, Sung Min Park, Evgeny Y. Tsymbal, Long-Qing Chen, Daesu Lee, Tae Won Noh“..., but has been overcome here by measuring the current across a tunnel junction....”
Published 2019-02-01
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9“...Pre-stress degradation or looseness of rock bolts in mining or tunnel engineering threatens...”
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10“... and tunnels. Failures of rock bolts occur as a result of overloading, corrosion, seismic burst and bad...”
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12“... and civil engineering structures. Given the importance of rock bolts, the research outlined in this paper...”
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13“...Rock bolts ensure structural stability for tunnels and many other underground structures. The pre...”
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