An exit ramp on SH-249 Tomball Parkway southbound at North Sam Houston Tollway is blocked following a crash verified at 11:01 AM on Thursday, October 29, 2026.
If you're heading south on 249, consider Kuykendahl Road or Stuebner Airline as alternatives for your Tomball Parkway segment.
This location has seen sustained incident activity. According to LTA data, SH-249 southbound at North Sam Houston Tollway recorded 55 crashes over the past 90 days, with 50 of those classified as major. In the most recent 30-day period, 16 incidents occurred at this intersection, 15 of them major.
Per TxDOT CRIS public crash records, "Failed To Control Speed" is the leading contributing factor cited by investigating officers across crashes at this corridor since January 2020, appearing in 516 of 1,241 recorded crashes within a quarter-mile of the location.
Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through October 29, 2026.
SH-249 Tomball Parkway Southbound at North Sam Houston Tollway
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.