水泥混凝土路面寿命周期费用分析养护决策研究

A Study on Decision Making of Cement Concrete Pavement Maintenance on the Basis of the Analysis of Life-cycle Expenditure

介绍了基于寿命周期费用分析方法的路面养护维修决策概念,系统阐述了该方法的考虑因素和分析过程,着重探讨了养护维修决策中的分析方法、费用组成以及维修效果等问题,并讨论了不同投资主体下的分析方法的差异,介绍了养护费用、用户费用(包括轮耗、油耗及保修材料消耗)和残值费用模型,最后给出了寿命周期费用分析方法简单算例.

In this article, the author first introduces concepts about decision making of cement concrete pavement mainterance on the basis of the analysis of life cycle expenditure. While providing a systematic explanation of the factors involved in decision - making as well as the analysis process, the emphasis is placed on some problems occurring in analyzing the maintenance method such as analysis method, expenditure components, and maintenance result. In addition, differences between various analyzing methods in accordance with different types of investors are expounded. After an introduction to the models of maintenance cost,users＇ cost （ including the consumption of tire, petrol and materials used in car maintenance） and scrap value of the road, the article concludes with a sample calculation of the analysis methods of life - cycle expenditure.