The effects of climate factors on road accidents of Rasht to Anzali

Subject Areas : Urban and Regional Planning Studies

mohamadreza  afshari azad ¹ (استاد یار گروه جغرافیای طبیعی دانشگاه آزاد اسلامی واحد رشت)

Received: 2008-12-07 Accepted : 2009-09-16 Published : 2009-02-19

Keywords: road accidents – Rasht to anzali Road – climate factors,

Abstract :

One of the most important factors of road accidents is unfavourable climate . factors such as temperature, snow and rainfall ,relative humidity , fog , storm, feezing- weather ,Etc,are highly influential on road accidents. In this study , by considering recent climate factors,we tried to study and analyse Rasht to  Anzali road accident . At  first ,with regard to aerological figures, we analy sed climate parameters and then by using accident figures in the mentioned road , accidents due to climate factors were investingated . we concluded that in 1385, 1384, and 1381,we had the most accidents in this road when the weather was clear , cloudy, and raing in these years . respectively . In 1385, the accidents were due to unfavourable atmosphericconditions .there  fore, there is a relationship between theseaccidents and climate factors. The mostaccidents in rainy days also happened beween hours 14:00 to 18:00 p.m . during the years from 1376 to 1385 This study shows that on the main road , pooshesh factory,khomam Ringway , chaparkhaneh , and TalebAbad to Anzali , we had the most accidents. We had a 17 percent increase in accidents after having the Rasht to Anzali road two – banded . This increase was due to the large number of vehicles .The most accidents during sunny and clear weather belonged to the single- band road.