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Dongho Chang
@dongho_chang
Personal account. Serving as State Traffic Engineer, former City Traffic Engineer for Seattle and City of Everett, & Zamboni driver. Tweets & views are my own.
SeattleJoined August 2013

Dongho Chang’s Tweets

Europe has a much lower traffic death rate than America. It’s not because Europeans are simply less-error prone. It’s due to decades of policy choices to make unsafe roads that prioritize speed over safety, combined with the danger posed by large SUVs and trucks
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This is awful. “Nearly 43,000 people died in U.S. traffic crashes in 2021, the highest number in 16 years” Almost all due to human error. This is what motivates us to work with urgency at @cruise. abcnews.go.com/US/wireStory/d
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Currently 54% of Seattle’s signalized intersections include a Leading Pedestrian Interval: we are excited to install more LPI’s as one of our 5 Vision Zero Early Momentum Actions
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35% reduction in fatal and serious injuries for people walking when head start is used at crosswalk signals. @seattledot safety lead, Bradley Topol sharing at livesavers conference
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35% reduction in fatal and serious injuries for people walking when head start is used at crosswalk signals. safety lead, Bradley Topol sharing at livesavers conference
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