Evaluation And Demonstration Application Of Travel Information And Services In Chongqing Common Highway

2014 Chongqing regional GDP 1.42654 trillion yuan,an increase of 10.9%,3.5 percentage points higher than the national.Rapid economic growth,people's road trip also raised new expectations and requirements.In the center of the travel needs of the rapid rise of the service concept,to carry travel information services is increasing,travel information services emerged,travel information service has increasingly become a real demand.Ordinary road traffic information is to reflect and evaluate the entire road network important information travel service quality.As of 2014,Chongqing has laid on top of the ordinary national and provincial intermittent traffic information survey point 1000,the proportion of type of traffic information survey point 282,a continuous traffic information survey point 116.However,how to dig useful data traffic information from vast amounts of data in the survey,providing travel information service has become the focus of this study as an ordinary highway travelers.In this paper,a full analysis of the current situation and problems of Chongqing Normal road traffic information survey points;first the density ratio and travel speed indicator applied to Chongqing normal road traffic operation state evaluation model proposes a different density than the traffic running state and travel speed rating decision threshold,on this basis,are proposed determination process,the detection accuracy of respectively 75% and 90% based on traffic volume and Headway of two kinds of different traffic running;first constructed macroeconomic indicators,meso tourist traffic and freight traffic indicators,microscopic traffic performance indicators 3 levels of ordinary road traffic travel service quality evaluation system;Finally,the general road traffic information collection device selected requirements,layout principles and publish technical requirements for equipment and interchange and tourist attractions make traffic induced travel services engineering demonstration applications.