The embankment filling on culvert of Qinhuangdao-Shenyang passage-dedicated had a series of heave problem, which will harm or endanger the stability of the roadbed and safety.

 
  • 秦沈客运专线涵洞路基出现了一系列的冻胀问题,并已经危害或将危害到路基的稳定性和安全性。
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