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Washington traffic officials roll out Street Vision telematics and present evaluation showing speed reductions tied to officer presence
Summary
A state evaluation found that targeted officer presence correlated with meaningful drops in aggregate driving speeds; the Traffic Safety Commission announced grants and 60 Cambridge Mobile Telematics Street Vision licenses for law enforcement, plus a procurement for statewide analytical services.
The Washington Traffic Safety Commission on Jan. 2026 heard a detailed presentation on telematics data and the Street Vision program, including an evaluation showing measurable reductions in speeding where enforcement was concentrated.
The study, performed by Michelin Mobility Intelligence for the commission, examined summer enforcement emphasis periods in four patrol districts and found ‘‘for every 1 hour increase in officer presence per mile of corridor, average driver speeds on that corridor decreased by 5.6 miles per hour,’’ the presenter reported. The evaluation used hierarchical modeling to quantify the effect before, during and after enforcement emphases.
Why it matters: Commissioners said the finding gives…
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