SDOT frames Vision Zero work around ‘safe systems’ approach; committee hears latest data and planned countermeasures

The Seattle City Council Transportation Committee on March 11 heard a detailed briefing from Seattle Department of Transportation (SDOT) safety staff on how the city will use a “safe systems” approach to pursue Vision Zero — the city’s stated goal to end traffic deaths and serious injuries.

SDOT Chief Transportation Safety Officer and City Traffic Engineer Vinu Nemani outlined the department’s Vision Zero Action Plan, described the five elements of the safe‑systems framework, and said the plan identifies 20 broad strategies and more than 80 specific actions to be pursued over the coming years.

“Seattle is a thriving and equitable community powered by dependable transportation,” Vinu Nemani said, introducing the safety framework. He told the committee the department is treating Vision Zero as a multi‑departmental, proactive effort that blends engineering, speed management, vehicle safety policy and post‑crash emergency care.

Why it matters: SDOT staff told the committee that since adopting Vision Zero the city has recorded more than 1,800 people with severe injuries and roughly 250 traffic deaths. The department said that those numbers and collision data drove its choice to scale a set of federally endorsed, evidence‑backed countermeasures — such as leading pedestrian intervals at signals, protected left turns, improved…