NSIB Investigates Challenger 604 Aircraft Door Separation, Badeh Confirms Safe Landing
Oru Leonard
The Nigerian Safety Investigation Bureau (NSIB) has commenced an investigation into an aircraft door separation involving a Challenger 604 aircraft operated by Triton, Director General and Chief Executive Officer, Captain Alex Badeh Jr., has announced.
In a statement issued on Friday, October 16, 2026, the Bureau said the aircraft, with registration number T7-SEI, departed Abuja for Lagos at 1612 UTC.
According to the NSIB, the crew declared a mayday when the aircraft was passing 3,500 feet, approximately three nautical miles after departure, following the separation of its door.
The aircraft subsequently returned to Abuja and landed safely on Runway 22 at 1634 UTC.
The aircraft had nine persons on board, comprising three crew members and six passengers. No further details about injuries were provided in the statement.
The NSIB confirmed that the separated door had been recovered and secured at its wreckage hangar as part of the ongoing investigation.
The Bureau said the investigation would establish the circumstances surrounding the occurrence.
It added that further updates would be provided as the investigation progresses.
The statement was signed by Captain Alex Badeh Jr., Director General and Chief Executive Officer of the Nigerian Safety Investigation Bureau.
