Live Roads Road closures, chain controls, work zones and crashes on US highways, state by state, from official sources, with the time of every update shown.
Coverage grows state by state. Each state page lists what is covered there and what is not yet.
Sources California Department of Transportation (Caltrans) California Highway Patrol (CHP), via Caltrans QuickMap Work Zone Data Exchange feeds, US state departments of transportation Indiana DOT and Kansas DOT (KanDrive), CARS 511 event data, public domain State DOT 511 systems (DriveNC, 511GA, AZ511, NVroads, UDOT, 511WI, 511LA, CTroads) ODOT TripCheck Ohio Department of Transportation (ODOT), OHGO Missouri Department of Transportation (MoDOT) Traveler Information Washington State Department of Transportation (WSDOT) Illinois Department of Transportation (IDOT) Maryland CHART, Maryland Department of Transportation NYC Department of Transportation, NYC Open Data NOAA / National Weather Service Aggregated by Roadscore . Not an official service. Check conditions before you travel; most states answer on 511 . In an emergency, call 911 .