The docket is stored in the Docket Management System (DMS). Please contact Records Management Division
Scheduled 14 CFR Part 121: Air Carrier operation of United Airlines
Accident occurred Tuesday, September 11, 2001 in Shanksville, PA
Probable Cause Approval Date: 3/7/2006
Aircraft: Boeing 757, registration: N591UA
Injuries: 44 Fatal.
The terrorist attacks of September 11, 2001 are under the jurisdiction of the Federal Bureau of Investigation. The Safety Board provided requested technical assistance to the FBI, and any material generated by the NTSB is under the control of the FBI. The Safety Board does not plan to issue a report or open a public docket.
The National Transportation Safety Board determines the probable cause(s) of this accident as follows:
Full narrative available