NTSB publishes factual report of fatal crash involving 133 vehicles on I-35W in Fort Worth in 2021.

FORT WORTH, TX — The National Transportation Safety Board has released a comprehensive report on the 2021 I-35W run-over by 133 vehicles in Fort Worth, which killed six people and injured dozens.

Released on Wednesday afternoon, the report consists of over 1,000 pages of findings, testimony, evidence and photographs detailing what happened that day, February 11, 2021.

The summary of the accident begins at approximately 6:00 am on the same day that the accident occurred near the Northside Drive exit.

The report said the area experienced freezing temperatures for 36 consecutive hours prior to the crash. Segment 3 NTE Mobility Partners said they had pretreated two southbound toll lanes in the vicinity of the crash site with Ice Slicer NM brine two days earlier.

The report said the crash stretched for about 1,100 feet and affected commercial and passenger vehicles. The crash killed six people, two of whom were pedestrians who got stuck on the road after getting out of their vehicles. In other cases, people who remained in their car during the collision died.

The report said 36 occupants of the car were taken to local hospitals to be treated for their injuries.

The report said a weather station at Fort Worth Meacham International Airport, located about three miles northwest of the crash site, reported light freezing rain and freezing fog about four hours before the crash.

A dynamic message sign along the southbound toll lanes began displaying the message “ICE CONDITIONS EXIST / PLEASE BE CAREFUL” at approximately 3:40. 35 W.

Read the full report here.

This is an evolving story. Please stay tuned for updates.