某铁路隧道衬砌裂缝成因分析与整治

Cause Analysis on and Repairing of Lining Cracks of a Railway Tunnel

详细分析了西北地区某铁路隧道衬砌混凝土裂缝的形成原因,介绍了采用自动低压灌注改良环氧树脂对衬砌混凝土裂缝进行整治施工的要点及效果,为隧道裂缝病害整治工作提供一种新型的施工方法。

The paper gives a detailed analysis on the causes for the cracks of the concrete linings of a railway tunnel located in Northwest of China matic low-pressure grouting cracks of the tunnel linings and presents the critical aspects and results of the repairing of the cracks by means of autocracks of modified epoxy resin, which provides a new construction method for the repairing of the in the future.