Road selection for hazardous materials transportation relies heavily on risk analysis. With risk being generally expressed as a product of the probability of occurrence and the expected consequence, one will understand that risk analysis is data intensive. However, various authors have noticed the lack of statistical reliability of hazmat accident databases due to the systematic underreporting ...

Using mostly secondary data on vehicular accidents obtained from the Nigeria Police Force and Federal Road Safety Commission, the study examined a thirty-two year review of deaths from road traffic accidents (19702001) in Lagos State. The reported deaths from road traffic accidents in the 20 Local Government Areas of Lagos State were compared using the Analysis of Variance (ANOVA). The result s...

This conference paper presents an accident study investigating where fatal alcoholand drugrelated accidents occur with respect to traffic environment (i.e., urban versus rural), road type, speed limit, annual average daily traffic flow, and road category. The study uses data from indepth studies of fatal accidents and from the Swedish National Road Database. Accident data from the 2006–2009 per...