Firstly, the paper analyzes the expressway's situation of maintenance management system abroad. Based on the development of our country's maintenance management system, the paper analyzes the disadvantages of the present system. Referring to the abroad advanced experience and considering the development need of the national expressway, the paper puts forward the market pattern of maintenance management. Secondly, from the macro viewpoint of expressway's maintenance, the paper puts forwards some suggestions, specifications and standards based on the expressway's management, maintenance safety management and mechanism of maintenance. Finally, according to the reality of the expressway's maintenance management in Ningxia, the paper gives some suggestions for the expressway's maintenance management in this area. |