NTSB Identification: ATL88FA106A.
The docket is stored on NTSB microfiche number 36190.
Accident occurred Sunday, March 06, 1988 in KNOXVILLE, TN
Probable Cause Approval Date: 06/07/1989
Aircraft: CESSNA 150, registration: N60371
Injuries: 2 Fatal,2 Uninjured.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

A CESSNA MADE A LONG STRAIGHT IN FINAL APPROACH. THE AIRCRAFT'S RADIO TRANSMITTER WAS INOP. AFTERWARD THE CESSNA PIC RPTED THAT INITIALLY HE SAW THE BEECH ON A LEFT BASE. LATER HE STATED THE BEECH WAS HEADING AWAY FROM THE TRAFFIC PATTERN. WITNESSES DESCRIBED THE BEECH FLYING A NORMAL TRAFFIC PATTERN AND ARRIVING ON FINAL ABOVE & SLIGHTLY BEHIND THE CESSNA. THE BEECH BEGAN A STEEPER, FASTER DESCENT & COLLIDED WITH THE CESSNA FROM BEHIND. THE INVESTIGATION UNCOVERED INTENSE ANIMOSITY BETWEEN THE CESSNA OPERATIONS AND THE FLIGHT SCHOOL WHERE THE BEECH WAS BASED. CORPORATE PILOTS COMPLAINED ABOUT TRAFFIC PATTERN DISCOURTESY BY TWO ACFT WHOSE DESCRIPTIONS MATCHED THE ACFT INVOLVED IN THIS COLLISION. A WITNESS REPORTED HEARING THE BEECH MAKING POSITION REPORTS IN THE PATTERN. ANOTHER WITNESS STATED THAT THE CESSNA RADIO WAS RECEIVING SATISFACTORILLY.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

VISUAL LOOKOUT..INADEQUATE..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

VISUAL LOOKOUT..INADEQUATE..PILOT OF OTHER AIRCRAFT


Contributing Factors

COMM/NAV EQUIPMENT,TRANSMITTER..INOPERATIVE

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