A heavy truck crash shut down the right shoulder of South Sam Houston Tollway westbound at US-90 Alternate S. Main at 9:28 AM on Friday, October 23, 2026, according to Houston TranStar.
Emergency crews responded to clear the scene. The right shoulder remained blocked as of the initial report.
This stretch of the South Sam Houston Tollway has logged four major crashes in the past 30 days, according to LocalTrafficAccidents.com data. All four incidents at this location have been classified as major over that window.
If you're heading westbound through this area, expect delays. Check local traffic apps for live conditions and consider alternate routes if possible.
South Sam Houston Tollway Westbound at US-90 Alternate S. Main
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.