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Westheimer at Sam Houston crash causes major delays Saturday

August 08, 2026 at 09:13 AMBy Dennis R. Mundy, Executive Editor📍 Harris County

A major crash at Westheimer Road and West Sam Houston Parkway brought traffic to a standstill Saturday morning. The incident happened at 9:13 AM, and responding officers found multiple vehicles involved at the intersection. The crash blocked multiple lanes, creating significant backups in the area during what should have been a lighter weekend morning.

This intersection sits on one of the busiest corridors in the region. According to LocalTrafficAccidents.com data, the Westheimer and Sam Houston area has recorded 64 incidents in the past 30 days alone — 48 of them major crashes like this one. Over the past 90 days, the location has seen 188 total incidents, with 115 classified as major. The 12-month record shows 380 total incidents, including 240 major crashes and 2 fatalities.

The numbers paint a stark picture. Since January 2020, state crash records show 1,249 crashes within about a quarter-mile of this intersection, per TxDOT CRIS public crash records. Contributing factors as recorded by investigating officers show "Failed To Control Speed" as the leading factor, cited in 478 crashes at this location. While Saturday morning's crash occurred under clear skies at 89 degrees, the corridor's history suggests speed management remains a persistent challenge here regardless of conditions.

Saturday's timing — 9:13 AM on a weekend morning — falls outside the corridor's peak danger window. According to LTA data, the single busiest hour at this intersection is 6 to 7 PM on weekdays, when 10 crashes have occurred in recent tracking periods. However, crashes here aren't confined to rush hour. They happen at varied times throughout the day and week, with Mondays historically recording the most incidents — 24 crashes over a 90-day period. Weekend mornings like this one show the intersection remains hazardous around the clock.

Automobile data from state records shows Toyota as the most common vehicle make involved in crashes here, accounting for 410 of the 1,249 crashes since 2020. Hit-and-run incidents occur in 11.4% of crashes at this location — 300 of 2,635 units involved — a rate that complicates investigation and increases driver frustration when responsibility shifts to insurance claims.

Crew response times and lane reopening status remained fluid as of late morning. Drivers should expect delays in the area and consider alternate routes if possible. The intersection will likely remain disrupted through the mid-morning cleanup period.

**Update (5:15 PM CT):** The major crash at 10399 WESTHEIMER RD @ 2698 W SAM HOUSTON PKWY S, first reported at 9:13 AM, has cleared after more than 8 hours. All lanes have reopened and normal traffic flow has resumed in the area.

📍 Incident Location

10399 WESTHEIMER RD @ 2698 W SAM HOUSTON PKWY S

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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