Authors: Luc Prinsen Published: 02 Apr 2017


An amber signal marks the transition between ‘driving’ and ‘stopping’. But how long should amber be shown? In the Netherlands there has been a difference between the length of amber signals applied in practice, and the length advised in the available CROW-guidelines. This undesirable difference has been the reason for IVER to ask Goudappel Coffeng to conduct a study on the length of amber signals. The results of this study have been presented February 17th, 2016 at the Dutch Traffic Control Day and have now been adopted into an updated version of the CROW “Handbook Traffic Control 2014” as well.
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