Forecast of karst water bursting in tunnels is a quite complicate problem.
隧道岩溶涌水预测是个非常复杂的问题。
Research purposes: in order to ascertain geology condition of karst water bursting disaster in the course of tunnel caving and give a technique foundation for the work of tunnel geology prediction.
研究目的：明确岩溶山区深埋隧道施工突水灾害形成的地质条件，给隧道施工地质超前预报工作提供技术基础。
Marble karst development in Da-hong-shan mine caused a great deal of water bursting in mine shaft, sharply lowering ground water and large scale of surface subsidence.
大红山矿大理岩岩溶发育，由于突水造成井下大量涌水，同时引起地下水位急剧下降，引发了较大范围、较大规模的地面塌陷。
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