浅论隧道衬砌混凝土裂缝的成因与防治

Superficial Discussion on Reasons for Crack of Concrete with that to Line Tunnel Along with Prevention and Treatment

在山岭隧道施工中,二次衬砌混凝土裂缝成为带有一定普遍性的质量问题。以湖北省武英高速公路隧道的衬砌混凝土施工过程为背景,针对混凝土裂缝产生的原因,提出裂缝的预防和治理方法,对提高混凝土衬砌施工水平有借鉴意义。

In the construction of tunnel on mountain ridge, the crack of concrete with that to line tunnel twice has already became a universal problem in quality. As background with construction of concrete with that to line tunnel of Wu - Ying Freeway in Hubei Province, aiming at reasons for concrete crack, the paper advances preventions and treatments of it, which own reference value to improving the quality of lining the tunnel with concrete.