Analysis On Causes And Improve Measures Research Of Accidents Prone Location Of J-H Freeways

When the Hu-Jia highway has been constructed,with the development of the economy,the distance of our country's highway growed very fast,by now,the distance has been already 100 thousands km,which is in the first place in the world.The highway brings people convenience,also threatened many presons' health and wealthy.In some road periods,which with many factors lead the accident happen,also the distance take a small percentage in the total distance,but the numbers of the accident take a great place in the total accident numbers,which has been called Accident prone section.So,to judge the accident prone section,analyse the reason and imprve it,is one of the most efficient way to improve the road safety.With the upper section of J-H Highway as research subject,firstly,we should analyse the traffic operation charactors and the current safety problem,analyse the distribution and the composition of the traffic,include the space distribution accident type and the reasons;secondly,compare the usual analysation methods from our country and the foreign country,figure out the most proper method to judge it,and with the method wich has been found to judge the accident prone section;then,with the road design materials some datas from the follow cars speed vedios and the test report to analyse the reason of the accident;lastly,with the reasons,we should take some measures to improve the safety of the accident prone section.