What happened
Following rotation from Calcutta-Dum Dum Airport, the aircraft experienced difficulties in gaining sufficient height. The plane subsequently struck treetops and impacted a wooded area located approximately 1,200 meters beyond the end of the runway. Upon impact, the airframe caught fire. All twenty occupants were killed in the accident.
At the time of the incident, meteorological conditions included a ceiling at 2,000 feet, horizontal visibility estimated at 11 km, and light winds. The flight crew consisted of three officers: 1st Lt Dale Johnson, 2nd Lt Jasper A. Lagattuta, and 1st Lt Kermit R. Peasley.