A major motor vehicle incident closed northbound I-45 at Crosstimbers at 5:03 a.m. on Sunday, April 19, 2026, adding to an extreme concentration of crashes at this Harris County freeway location.
The incident occurred during off-peak hours on a Sunday morning, when traffic volume is typically lower. Despite the timing, the crash reflects a documented pattern of sustained, high-frequency incidents at this interchange.
LTA's proprietary database shows 86 total incidents at I-45 northbound at Crosstimbers over the past 30 days — 41 of them classified as major. Over a 90-day window, the corridor has logged 177 total incidents, including 75 major crashes and 1 fatal. The 30-day major-incident count of 41 means that roughly half of all activity at this location involves significant disruption.
The dominant incident pattern at this location is off-peak, though 27 percent of crashes here occur during rush hour periods. The most common incident type recorded over the past 90 days is minor crashes, suggesting a wide range of severity within the overall volume.
Harris County as a whole recorded 18,826 incidents over the same 30-day span, with 40 fatal crashes. The Crosstimbers corridor represents a concentration point within the county's broader traffic incident landscape.
The extreme incident count — 86 in 30 days at a single freeway location — positions this interchange among the highest-frequency crash sites in the region. The consistency of this pattern across 30-, 90-, and 12-month windows indicates that the incident concentration is not a temporary spike but a sustained condition.
LTA continues to monitor this corridor in real time. The data is updated continuously as new incidents are reported and logged into the proprietary database.
Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through October 1, 2026.
85 crashes had already been logged at this location in the 30 days before this incident.
In the period since this crash, 383 additional incidents have occurred here. 213 of the subsequent crashes were classified as major. 2 of those that followed this incident was fatal.
Crashes have slowed at this location since this crash.
Several of the incidents hit within days of one another.
Together, the incidents make this stretch one of the most active in the county.
Reflecting incident data through October 10, 2026.
IH45IB-CROSSTIMBERS N IH 45 FWY @ CROSSTIMBERS IBOB UTRN
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.