A crash shut the West Sam Houston Tollway northbound at South Sam Plaza around 6:55 AM on Wednesday, September 16, sending morning commuters scrambling for alternate routes.
The northbound lanes were completely blocked while crews cleared the wreckage and worked to reopen the corridor. Delays backed up quickly during the morning push, affecting drivers heading north through Harris County.
This location has seen a heavy concentration of major crashes in recent weeks. According to LocalTrafficAccidents.com data, the West Sam Houston Tollway northbound at South Sam Plaza has recorded 4 major incidents in the past 30 days alone—all of them crashes. Over the past 12 months, the same location has experienced 35 major crashes.
Harris County as a whole dealt with 15,270 incidents over the same 30-day window, including 16 fatal crashes across the county.
If you're heading north on the Sam Houston Toll, check current conditions before merging on. Emergency crews were working to clear the scene and restore normal traffic flow.
Update (8:05 AM CT): The major crash at West Sam Houston Tollway Northbound at South Sam Plaza, first reported at 6:55 AM, has cleared after approximately 1 hour and 10 minutes. All lanes have reopened and normal traffic flow has resumed in the area.
West Sam Houston Tollway Northbound at South Sam Plaza
Harris County, Texas
This report was produced by LTA's editor-designed production system under the executive editorial direction of Dennis R. Mundy, Executive Editor. The system combines our proprietary data pipeline with AI-assisted drafting to deliver verified incident coverage to LTA's editorial standards.