نتایج جستجو برای: roads safety
تعداد نتایج: 274976 فیلتر نتایج به سال:
Road Traffic injuries are known as the most prevalent childhood injury and besides being the greatest cause of child mortality, place an extraordinary burden on health care system. Children’s limitation in cognitive, physical and social development makes them more vulnerable in road traffic injuries than adults. Their small structure cause challenges to see and be seen and their risk taki...
Rapid growth in vehicles has been observed in many developing countries in recent years. The number of vehicles has grown but non-motorized vehicles have not disappeared. The presence of dissimilar modes of travel results in unsafe roads. Additional factors that exacerbate the traffic problem in these countries are the tendency of users to not observe traffic rules and the lax enforcement of tr...
without any doubt, road safety (rs) needs a precise planning in road accident prevention. rs effects on different fields of the life. therefore, response to this need in order to promote the rs as well as to save more lives is the most asset in each country. in the recent years, statistics have been shown that the numbers of mortalities due to road crashes decreased. this shows the true motion ...
Traffic supervision usually means the traffic work of police. Most people agree that traffic supervision is very important in preventing traffic accidents. Police activity, as it relates to highway safety, is a primary consideration in this paper. Perhaps traffic supervision may best be described as the elastic or flexible element in traffic safety programs— the work that fills in the gaps and ...
Safety analysis of the roads through the accident rates which is one of the widely used tools has been resulted from the direct exposure method which is based on the ratio of the vehicle-kilometers traveled and vehicle-travel time. However, due to some fundamental flaws in its theories and difficulties in gaining access to the data required such as traffic volume, distance and duration of the t...
Every 6 seconds someone is killed or seriously injured on the world's roads. With 1.3 million road deaths each year this is a global epidemic comparable to malaria or Tuberculosis. Nine in ten road deaths and injuries are in developing countries. By comparison to other global killers, road injury is neglected. Road crashes are the leading global cause of death for young people under 25 years, a...
Recent advances in wireless networks have led to the introduction of a new type of networks called Vehicular Networks. Vehicular Ad Hoc Network (VANET) is a form of Mobile Ad Hoc Networks (MANET). VANETs provide us with the infrastructure for developing new systems to enhance drivers’ and passengers’ safety and comfort. VANETs are distributed self organizing networks formed between moving vehic...
Cycling is promoted as a sustainable and healthy mode of transport, which results in an increase bicycle use urban areas. Increasing comes with growing concerns about cyclist safety. This study examines how the temporal variation network-wide exposure to cyclists motorised vehicles affects crash frequency. Network-wide hourly volumes were estimated regression models used identify effect traffic...
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