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Safety Impacts Of “Road Diets” In Iowa, Thomas B. Stout, Michael D. Pawlovich, Reginald R. Souleyrette, Alicia Carriquiry Dec 2006

Safety Impacts Of “Road Diets” In Iowa, Thomas B. Stout, Michael D. Pawlovich, Reginald R. Souleyrette, Alicia Carriquiry

Reginald R. Souleyrette

Road diets are frequently suggested solutions to problems of left-turn related crashes. This feature analyzes the impact of the conversion of 15 sites using a Full Bayes Approach as well as a classical before-and-after study (with yoked comparison sites). The study found a reduction in the crash rate, crash density, injury crashes, the involvement rate for drivers older than 65 and left-turn related crashes.

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