
The Nigerian Safety Investigation Bureau (NSIB) has commenced an investigation into an occurrence of mid-air door separation involving a Challenger 604 aircraft, registration T7-SEI, operated by Triton.
Accirding to a statement signed by the Director General and Chief Executive of NSIB, Capt Alex Badeh Jr. the incident occurred the aircraft departed Abuja for Lagos at 1612 UTC. At 3 nautical miles, passing 3,500 feet.
He said the crew declared a mayday after the aircraft’s door separated. The aircraft returned to Abuja and landed safely on Runway 22 at 1634 UTC, with nine persons on board, comprising three crew members and six passengers.
Badeh affirmed that the door has been recovered and secured at the NSIB wreckage hangar while investigation to establish the circumstances surrounding the occurrence.
He however assured that the Bureau will provide further updates as the investigation progresses.









