SH 99 southbound blocked at Westheimer Parkway

A major crash shut down southbound SH 99 at Westheimer Parkway in Fort Bend County around 6:59 AM on Tuesday, October 13, sending traffic into slow-and-go conditions during the height of the morning commute.

Responding officers worked to clear the wreckage and reopen lanes. The extent of injuries, if any, wasn't immediately clear, and the specific number of vehicles involved remains unreported.

This crash is the latest in a persistent pattern at this location. Over the past 30 days, LTA data shows eight incidents at southbound SH 99 and Westheimer Parkway—seven of them major. The corridor has logged 10 total incidents over the past 90 days and 23 over the past 12 months, with major crashes accounting for the majority. Looking further back, state crash records from the Texas Department of Transportation show 381 crashes within about a quarter-mile of this intersection since January 2020.

Contributing factors as recorded by the investigating officer, per TxDOT CRIS, show "Failed To Control Speed" as the leading factor, cited in 201 crashes at the corridor.

Tuesdays have been particularly active at this location—the 90-day data shows four incidents on Tuesdays, more than any other day of the week.

Fort Bend County overall reported 1,029 incidents in the past 30 days, including one fatal crash. The weather at the time of this morning's crash was partly cloudy with temperatures around 79 degrees—conditions that shouldn't have contributed to reduced visibility or road traction issues.

Drivers traveling southbound on SH 99 should expect delays and consider alternate routes if possible. Updates on clearance time and lane reopenings will depend on how quickly crews remove the vehicles involved and complete their investigation.