Evaluation of the Rain Effects on Gap Acceptance Behavior at Roundabouts by a Logit Model

Table 3

Accident reduction effects of roundabout in Korea.

Before/After Roundabouts	Average Annual Crashes
	Total	Fatality	Severe Injury	Injury	Minor Injury
Before	571	15	258	274	24
After	308	5	118	171	14
%	-46.1%	-66.7%	-54.3%	-37.6%	-41.7%

Source: Korean Roundabout Research Center (http://www.roundabout.or.kr/).