In excavation of double span tunnel, there exists a big water-eroded groove. The method of elastic foundation beam is used to cope with the situation.
双跨隧道在岩溶地区施工中遇到大型溶槽，采用弹性地基梁法成功跨越。
In excavation of double span tunnel, there exists a big water-eroded groove. The method of elastic foundation beam is used to cope with the situation.
双跨隧道在岩溶地区施工中遇到大型溶槽，采用弹性地基梁法成功跨越。
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