2021 Fatal Multivehicle Collision in Phoenix Subject of March 28 NTSB Board Meeting


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​​​The National Transportation Safety Board will hold a virtual public board meeting March 28 to determine the probable cause of a fatal multivehicle collision involving a milk tank combination vehicle near Phoenix, Arizona.

On June 9, 2021, a truck-tractor in combination with a tank-trailer hauling milk crashed into a line of passenger vehicles that were stopped due to a road closure that ended a few minutes earlier. As a result of the crash, four passenger vehicle occupants died and 11 occupants were injured. 

During the meeting, the NTSB’s board will vote on the findings, probable cause, and recommendations as well as any changes to the draft final report. 

Members of the public and the media can view the webcast of the meeting at http://ntsb.windrosemedia.com

Additional information has been added to the public docket for the investigation. The docket includes more than 1,800 pages of factual information, including reports, interview transcripts, and other investigative material​s.

WHAT: A virtual NTSB board meeting on the June 9, 2021 fatal multivehicle collision near Phoenix, Arizona

WHO: NTSB investigative staff and board members​​

WHEN: Tuesday, March 28 at 9:30 a.m. Eastern time

HOW: A link to the webcast will be available shortly before the start of the meeting at http://ntsb.windrosemedia.com 

Media who wish to speak with NTSB Board Chair Jennifer Homendy after the meeting can contact ​ ntsbmediarelations@ntsb.gov to arrange an interview. 

To report an incident/accident or if you are a public safety agency, please call 1-844-373-9922 or 202-314-6290 to speak to a Watch Officer at the NTSB Response Operations Center (ROC) in Washington, DC (24/7).