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Yun Shan Tunnel of Suining Chongqing high speed

发布时间:2018-03-01

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brief introduction

Yun Shan Tunnel is the longest tunnel in Suzhou Chongqing Expressway. The length of single tunnel in the tunnel is 3595m, which is through in May 2007. The project is a double line upper slope tunnel with a total length of 3.6 kilometers across the border area of the two county of Tongliang. The geological conditions of the tunnel is very complicated, in weak surrounding rock, coal mined out, coal, gas, cave, mud and water gushing, collapse and surface shallow buried in one, known as the "Geological Museum" tunnel, construction technology and safety requirements are very high, is a typical set of high risk and high risk high technology content, the "three high" tunnel engineering.

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