The increasing share of light trucks in the USA has been characterized as an ‘arms race’ where individual purchases of light trucks for better self-protection nevertheless worsen traffic safety for society. This paper investigates the interrelation between traffic safety and vehicle choice by quantifying the effects of the arms race on vehicle demand, producer performance, and traffic safety. T...

The investigation of weather effects on traffic intensity is important from a road safety point of view, because traffic intensity is noted as the first and primary determinant of traffic safety. Next to traffic safety, weather conditions affect other predominant traffic variables, namely traffic demand and traffic flow. Therefore the main objective of this study is the identification and compa...

introduction: traffic accidents are the 8 th cause of mortality in different countries and are expected to rise to the 3 rd rank by 2020. based on the haddon matrix numerous factors such as environment, host, and agent can affect the severity of traffic-related traumas. therefore, the present study aimed to evaluate the effective factors in severity of these traumas based on haddon matrix. meth...

A component of the software that controls traffic lights usually is devoted only to monitoring the state of the traffic junction, to assess its safety, and to take appropriate action if an unsafe state occurs. That component, the safety controller, should be reusable for many traffic junctions. We present the specification of such a safety controller in the specification language SZ, which comb...