Research On Traffic Safety Assessment And Countermeasures Of Dayou First-grade Highway

Chongqing Dayou First-grade Highway is the important channel to connect Dazu county and Chengdu-Chongqing Expressway. With the rapid development of economy in the region between city and suburb,the traffic flow of the Dayou First-grade Highway continue to increase and the function also gradually change. As the road alignment of the the Dayou First-grade Highway is good,but the ancillary facilities along the road is imperfect, besides the traffic composition and characteristic is complex, lastly the management is inadequate,so the accidents occur on the road are more frequent. On the basis of survey about the accidents occur on the road and the entironment of the safety, this paper analyses the reason of the accidents occur on the Dayou First-grade Highway and make a targeted traffic safety assessment on the Dayou First-grade Highway.At last, according to the basic situation of the Dayou First-grade Highway,this paper proposes corresponding traffic safety countermeasures.This paper is broadly divided into five parts. First of all,this paper introduce the basic overview and status of traffic safety of the Dayou First-grade Highway,and obtains the basic law of serious traffic accidents occur on the road. Based on this,researcher analyzes the reason of traffic accidents.Secondly, this paper make a traffic safety assessment on the road,and proposes corresponding traffic safety countermeasures based on the assessment.At last,researcher summarizes the main conclusions,the research result and the innovation highlights of this paper, furthermore some constructive suggestions are given.