In this paper, the maintenance standard is put forward based on the three typical diseases of expressway in the Northwest China by referring to other area and abroad.
借鉴国外及发达地区的成功经验，建立了基于典型病害的养护标准，并归纳出养护技术集。
参考来源 - 西北地区高速公路养护对策的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
根据选定的三个路面结构强度评价指标，分别对水损害、沉陷、搓板三种典型病害路段进行处治方案设计。
Based on the selected strength indexes, treatment programs for three typical disease of water damage, subsidence, washboard-pavement are designed separately.
本文重点论述了沥青混凝土桥面铺装裂缝、车辙、坑槽典型病害成因，并结合工作实际提出相应的防治措施。
This paper focuses on the causes of typical disease in the asphalt concrete pavement, such as cracks, rutting, pits, and so on, and proposes appropriate measures combining with the actual work.
通过对丹东地区桥梁病害分析，提出典型处理意见，并对桥梁养护和改扩建提出一些建议。
Through analysis of bridge diseases in Dandong Area, the paper proposes measures for typical treatment of them, and makes some suggestions on curing, reconstruction and extension of bridge.
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