92两年前由McAdam筑路公司修筑的101公路的一段，表面现已严重开裂，并存在危险的坑洼。
The surface of a section of Route 101, paved two years ago by McAdam Road Builders, is now badly cracked and marred by dangerous potholes.
衬砌开裂是黄土公路隧道普遍存在的病害。
The lining cracks are widespread diseases of highway tunnel in the loess.
型桥台是公路桥梁下部结构常用的构造，在工程实践中，U型桥台常常出现开裂。
The U-shaped abutment is a common structure of infrastructure. However, the cracks often appear during the practice.
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