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公路隧道建设中会存在着很多的问题,比如:裂隙、软弱岩层、软弱夹层、浅埋偏压等。开挖以及施作各部分结构的时间也大大增加,施工风险也大大提高,特别是对于在软岩地区浅埋偏压隧道洞口的处理问题上,很容易就发生边仰坡滑坡的现象和洞顶塌方等事故。本文介绍了某高速公路建设中所出现的一些问题及解决办法。
There are many problems in highway tunnel construction, such as: fissure, weak rock, weak interlayer, shallow bias and so on. Excavation and the implementation of various parts of the structure of the time also greatly increased the risk of construction has also greatly increased, especially in the soft rock area shallow buried tunnel pressure hole handling problems, it is easy to happen side slope landslide phenomenon and the hole Collapse and other accidents. This article introduces some problems and solutions in a highway construction.