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.

 
  • 秦沈客運專(zhuān)線(xiàn)涵洞路基出現了一系列的凍脹問(wèn)題,并已經(jīng)危害或將危害到路基的穩定性和安全性。
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