Houston TranStar is a unique, multi-agency partnership that serves as the primary hub for real-time traffic management, road closures, and construction alerts across the Greater Houston area. Established in 1993, it combines the resources of the City of Houston, Harris County, Houston METRO, and the Texas Department of Transportation (TxDOT) to keep motorists informed and safe. Core Traffic & Alert Features
Real-Time Incident Map: Drivers can track active freeway incidents, lane blocks, stalls, and unexpected hazards mapped across major corridors.
Construction Schedules: Advance details on planned multi-lane shutdowns or long-term projects are hosted on the Houston TranStar Road Construction Log.
Roadway Flood Warnings: Integrated directly with the Harris County Flood Control District, the portal maps severe weather high-water locations to protect drivers from rising waters.
Speed Monitoring: Uses advanced Anonymous Wireless Address Matching (AWAM) via Bluetooth signals to track flow, computing accurate bottleneck updates and travel times.
Personalized Notifications: Commuters can subscribe to the Houston TranStar Traffic Alerts Portal to receive customized email or SMS updates 18 to 24 hours prior to scheduled lane closures. Notable Active Major Construction & Closures traffic.houstontranstar.org Houston TranStar – Traffic Map
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