Transportation Department
Studies - Detection of high accident risk sites on the Portuguese national road network
This study intended to identify the high accident risk sites on the Portuguese national road network for the years 2005-2010, using the method developed at LNEC, using the empirical Bayes estimation of the expected accident frequency, combining accident frequency models and five-year of observed accident frequencies. Detection criteria are based on percentage thresholds of the obtained expected accident frequency distributions, by type of road.
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