New: piperoof

sinorock (30)in rockbolt • 2 years ago
Damage characteristics of tunnel surrounding rock
Since tunneling is a kind of underground project and is greatly affected by the underground environment, the factors affecting the stability of the tunnel face are summarized and mainly divided. The…
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sinorock (30)in tunneling • 2 years ago
Considerations for Advance Pipe Roof Support
The role of the advance pipe roof support is to strengthen the surrounding rock, prevent the rock from falling and excessive deformation, and ensure the stability of the tunnel and construction…
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