Evidence for Zero: California Crash and Corridor Risk Atlas
Statewide collision profiles, highway corridor briefs, vehicle involvement comparisons, and 3D street and freeway shockwave reconstructions with explicit unmapped-record denominators.
Primary sources: California Highway Patrol CCRS and SWITRS collision filings, Caltrans PeMS loop detector telemetry, and OpenStreetMap road geometry.
Open crashes.meruai.co