A crash shut the northbound East Sam Houston Tollway at Tidwell around 6:41 AM on Tuesday, September 1st, backing up traffic during the morning commute.
The collision forced crews to close lanes while they worked the scene. You're looking at significant delays if you typically use this stretch heading north — alternate routes are your best bet until authorities clear the roadway.
This isn't an isolated incident at this location. According to LocalTrafficAccidents.com data, the East Sam Houston Tollway northbound at Tidwell has logged four major crashes in just the past 30 days — all four were significant enough to affect traffic flow. Over a 90-day window, the corridor shows six major incidents, and across the past 12 months, eight. Tuesdays have been the worst day here, with three of the corridor's recent crashes occurring on Tuesdays.
Harris County as a whole is processing high incident volume: the county logged 17,375 incidents over the same 30-day period, including 17 fatalities.
At a broader scale, state crash records tell a deeper story about this stretch of the tollway. Per TxDOT CRIS public crash records, the corridor around Tidwell has seen 563 crashes since January 2020, with three of those fatal. Contributing factors as recorded by the investigating officer, per TxDOT CRIS, show "Failed To Control Speed" as the leading factor, cited in 150 crashes. Hit-and-runs account for 7.3 percent of the incidents — 84 of the 1,151 vehicle units involved.
Weather conditions at the time of this morning's crash were overcast with temperatures around 80 degrees — not severe conditions, but overcast skies can reduce visibility and driver reaction time on a busy freeway.
Check real-time traffic apps before heading out if you use this corridor regularly. Expect the scene to remain active for at least another hour or two depending on the extent of the damage and whether any injuries occurred. Once the roadway clears, conditions should return to normal flow fairly quickly.
Sources: TxDOT Crash Records Information System and Local Traffic Accidents database. Counts through September 12, 2026.
East Sam Houston Tollway Northbound at Tidwell
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.