The identification of accident blackspots: a comparison of current methods.

@article{Maher1988TheIO,
  title={The identification of accident blackspots: a comparison of current methods.},
  author={M J Maher and Linda Mountain},
  journal={Accident; analysis and prevention},
  year={1988},
  volume={20 2},
  pages={143-51}
}
A recent survey reported that, in order to identify accident blackspots, most highway authorities use annual accident total (AAT), without making any allowance for any measure of exposure or the nature of the site. An alternative, and apparently improved criterion, known as potential accident reduction (PAR), has been proposed. The basis for this is that statistically significant relationships can be established between accident frequency and traffic flow, for a variety of site categories. PAR… CONTINUE READING