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Sam Houston Tollway westbound crash at North Sam Plaza

June 23, 2026 at 08:28 AMBy Dennis R. Mundy, Executive Editor📍 Harris County

A major crash brought westbound traffic on the North Sam Houston Tollway to a crawl Tuesday morning. The wreck happened at North Sam Plaza around 8:28 AM, creating significant delays during the commute.

Authorities responded to clear the scene and reopen lanes. Traffic was backing up as crews worked to remove the vehicles and restore normal flow. The exact number of vehicles involved and injury details weren't immediately available.

This collision marks one of hundreds of incidents hitting this corridor in recent months. According to LocalTrafficAccidents.com data, the North Sam Houston Tollway westbound at North Sam Plaza has seen 272 incidents over the past 30 days—203 of them major crashes. Over a 12-month period, the corridor logged 783 total incidents, including 578 major crashes and 4 fatalities.

The pattern extends beyond today's wreck. State crash records from the Texas Department of Transportation show 307 crashes within about a quarter-mile of this location since January 2020. Contributing factors as recorded by the investigating officer, per TxDOT CRIS, show "Failed To Control Speed" was cited in 92 of those crashes. Additionally, 12.3% of the crashes at this corridor involved hit-and-run situations.

While this location sees crashes throughout the day, LTA data shows the single busiest hour for collisions here is 4 to 5 PM, though crashes occur at varied times rather than concentrating in one window. Mondays are the highest-incident day, with 83 crashes recorded over a 90-day span.

Conditions were clear at the time of the morning crash, with temperatures around 86 degrees. The road was passable once crews cleared the vehicles. Drivers should expect residual delays as the scene was being processed and traffic resumed normal patterns.

📍 Incident Location

North Sam Houston Tollway Westbound at North Sam Plaza

Harris County, Texas

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How This Report Was Produced

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.

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