highway tunnel lining

The paper did research on the thickness, depth, different spacing steel, and other bugs in the second concrete lining, through the model experiment of GPR in the highway tunnel lining detection.

本文通过地质雷达公路隧道衬砌检测的模型试验，研究了地质雷达检测二衬混凝土厚度、二衬中的不同深度，不同间距钢筋以及衬砌模型中的缺陷。

For lining seepage water of highway tunnel, the paper discussed how to strengthen waterproof, drainage design and construction quality control for reference.

隧道衬砌渗漏水是公路隧道的通病，应引起重视，在施工中应加强防排水设计与施工质量的管理。

Using GPR, lining quality of tunnel on Bo-lai highway is detected with non-damnification.

应用地质雷达对博莱路隧道衬砌质量进行了无损检测。