A major crash at Westheimer Rd and W Sam Houston Pkwy S unfolded around 10:49 AM on Saturday, July 25, creating significant traffic disruption at one of the region's most active collision corridors.
The incident stopped traffic mid-morning on what should've been a lighter travel window. Responding officers worked the scene as vehicles backed up through the intersection. The road saw broken clouds and 91-degree heat at the time of the crash.
This intersection is in the middle of a sustained collision pattern. According to LTA real-time incident database, Westheimer and Sam Houston Parkway South has logged 51 incidents in the past 30 days alone—28 of them major crashes like Saturday's. Over the past 90 days, the count rises to 184 total incidents, with 103 classified as major. That's a sustained clip of collisions across all hours: while the single busiest hour is 6 to 7 PM (averaging 13 crashes), crashes here occur at varied times rather than concentrating in one window, meaning commuters face collision risk throughout the day.
Looking at the broader 12-month trend, this location has seen 347 incidents in the past year, including 205 major crashes and 2 fatalities. Per TxDOT CRIS public crash records, the corridor has logged 1,268 crashes since January 2020. Contributing factors as recorded by investigating officers, per TxDOT CRIS, show "Failed To Control Speed" as the leading factor, cited in 478 crashes at this location.
Harris County as a whole logged 17,829 incidents in the past 30 days, with 39 fatal crashes. Westheimer and Sam Houston Parkway South's incident rate significantly exceeds the county average when normalized for a single intersection.
No lane closure or clearance time data was available as of reporting. Traffic conditions should begin to normalize once the incident scene is cleared and debris is removed.
Update (6:50 PM CT): The major crash at Westheimer Rd & W Sam Houston Pkwy S, first reported at 10:49 AM, has cleared after more than 8 hours. All lanes have reopened and normal traffic flow has resumed in the area.
Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through September 12, 2026.
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.