国省干线公路病害分析与养护措施

Disease analysis and maintenance measures of national and provincial trunk

通过对国道G104路段的交通分析、病害调查和使用情况分析,对该段道路的路面状况变化趋势进行评价,发现其存在的主要病害类型为裂缝病害、车辙和修补病害。通过计算并分析PCI、RDI、PQI等主要公路技术状况指标,评定公路的服务质量等级,根据等级给出了相应的养护措施方案。

Based on the traffic analysis,disease investigation and usage analysis of section of National Highway G104,this paper evaluates the change trend of pavement condition of this section,and finds that the main types of disease are crack disease,rutting and repair disease.By calculating and analyzing PCI,RDI,PQI and other main highway technical condition indexes,the service quality grade of this section is evaluated,and the corresponding maintenance measures are given based on the service quality grade evaluation.