Accident
Two minutes after takeoff from Medan-Soewondo AFB Airport Runway 23, while climbing in good weather conditions, the crew reported a technical problem. The aircraft encountered difficulties gaining altitude, banked to the right, struck a utility pole and the roof of a building, then crashed inverted in a large explosion in a suburb less than 5 kilometers from the airport. The aircraft was destroyed by impact forces and a post-crash fire, and several buildings were also destroyed.
Victims
All 122 occupants of the aircraft and 17 people on the ground were killed. Twenty others on the ground were injured.
Crew
The crew consisted of pilot 1st Lt Sandi Permana, copilot 1st Lt Pandu Setiawan, copilot Lt Dian Sukman P, navigator Cpt Riri Setiawan, radio operator Serma Bambang H, flight engineer Peltu Ibnu Kohar, flight engineer Pelda Andik S, load master Peltu Ngateman, Peltu Yahya Komari, Pelda Agus P, and Dan Prada Alvian.
Investigation
It is believed that an engine failed during initial climb.