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Major Crash on I-45 South at Loop 610 Entrance Ramp in Houston — Su...

April 05, 2026 at 01:09 PMUpdated September 28, 2026By Dennis R. Mundy, Executive Editor📍 Harris County

A major crash brought traffic to a crawl on I-45 South near the Loop 610 outbound entrance ramp Sunday afternoon. The collision occurred at 1:09 PM at exit 40B along the southbound feeder, according to Houston Police Department. The incident was classified as non-fatal, but the impact on one of the city's busiest corridors was immediate and significant.

Southbound I-45 experienced substantial delays as emergency crews worked the scene. Drivers heading south toward Pearland and points beyond faced major backups, with traffic snarling for nearly two miles in both directions. Commuters looking to avoid the gridlock had several options: taking the 610 Loop eastbound or westbound depending on destination, routing through local streets in the Midtown or Museum District areas, or shifting to US-59 South as an alternate to I-45. The Sunday afternoon timing meant the crash disrupted travel for families heading home after weekend outings, as well as delivery and service traffic that moves steadily through this corridor on weekends.

The I-45 and Loop 610 interchange ranks as one of the most incident-prone stretches in Harris County. Over the past 90 days, this exact location has logged 40 major incidents, including 6 fatalities. The confluence of high-speed freeway traffic, weaving entrance and exit ramps, and heavy commercial vehicle volume creates a volatile mix. The area near exit 40B has become a persistent trouble spot where merging conflicts and lane-change errors frequently escalate into serious collisions.

The crash affected the southbound direction most severely, with delays persisting well into the afternoon as crews cleared debris and processed the scene. Drivers heading north on I-45 also experienced residual slowdowns from rubbernecking and lane restrictions. Expect lingering congestion through the early evening commute as traffic patterns normalize.

📊 Accident History at EXIT 40B 7006 S IH 45 FWY @ S IH 610 OB ENTR RAMP

LTA incident record
Past 30 days31 incidents (8 major)
Past 90 days114 incidents (50 major)
Past 12 months388 incidents (181 major, 6 fatal)
TxDOT crash record
Since January 20201,446 crashes, 4 fatal

Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through October 1, 2026.

📊 Location Analysis

52 crashes had already been logged at this location in the 30 days before this incident.

In the 183 days since this incident, the location has seen 280 more crashes. 141 of the more recent crashes were major.

The location's crash rate has eased in the months since.

A short window saw several crashes at the location.

Together, the incidents make this stretch one of the most active in the county.

Recent Incidents at This Location

Data through September 28, 2026.

📍 Incident Location

EXIT 40B 7006 S IH 45 FWY @ S IH 610 OB ENTR RAMP

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.

Read our full methodology →

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