The second fatal accident took place on 5 September 1961 when another DC-3 crashed shortly after takeoff from Sendafar; a flight attendant and four passengers lost their lives in the accident. The event urged the Civil Aviation Department to investigate the accidents. It was found that the lack of infrastructure at many airfields, marginal even for DC-3 operations, was a major contribution. Landing sites at Gore, Mizan Teferi and Tippi were included in the list of airfields that would require closure. On 13 January 1962, the crew and passengers lost their lives in another accident involving a DC-3 , this time the crash taking place at Tippi while the aircraft was taking off. The event prompted the government to decide the closure of the airfields at both Mizan Teferi and Tippi. In , more DC-3s were acquired, and registered ET-ABE and ET-ABF. During the year, the "ET-T-" registration would change to simply "ET-". Jack B. Asire became general manager in .