A major crash on US 59 southbound at the Chimney Rock entrance ramp early Sunday morning snarled traffic in the pre-dawn hours. The wreck occurred at 12:51 AM on June 28, 2026, with responding officers working to clear the debris and reopen lanes.
This stretch of the Southwest Freeway has become a persistent trouble spot. According to LocalTrafficAccidents.com data, the corridor near Chimney Rock recorded 47 incidents over the past 30 days, with 22 classified as major crashes. Over the past 90 days, that number climbs to 217 total incidents, including 121 major crashes. The pattern extends further back: in the past 12 months, authorities have documented 368 incidents at this location, including 207 major crashes and one fatality.
Per LTA's proprietary database, the broader area around this location has seen sustained crash activity. In the 30 days before Sunday's wreck, 323 crashes occurred within one mile of the Chimney Rock entrance ramp.
State crash records from the Texas Department of Transportation show the corridor has recorded 2,721 crashes since January 2020, with "Failed To Control Speed" identified as the most common contributing factor cited by investigating officers—appearing in 1,120 of those crashes. Hit-and-run incidents are also elevated here, accounting for 12.4% of all units involved in crashes at the location.
While this incident happened in the off-peak hours, the corridor's crash activity isn't confined to rush times. LTA data shows the single busiest hour at this location is 3 to 4 PM, when 14 crashes occur on average, though wrecks happen throughout the day and night rather than concentrating in one specific window. Fridays emerge as the highest-incident day over a 90-day span, with 33 crashes recorded.
Weather conditions at the time of the incident were clear, with temperatures around 81 degrees. Authorities cleared the scene, and lanes reopened to traffic flow.
**Update (8:55 AM CT):** The major crash at SUS59OB-CHIMNEY ROCK RD 5602 S US 59 FWY @ CHIMNEY ROCK ENTR RAMP, first reported at 12:51 AM, has cleared after more than 8 hours. All lanes have reopened and normal traffic flow has resumed in the area.
SUS59OB-CHIMNEY ROCK RD 5602 S US 59 FWY @ CHIMNEY ROCK ENTR RAMP
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.