NTSB Identification: CHI82FA290B
14 CFR Part 91: General Aviation
Accident occurred Tuesday, August 03, 1982 in OSHKOSH, WI
Probable Cause Approval Date: 08/03/1983
Aircraft: CORBEN B, registration: NX5148
Injuries: 3 Fatal.
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.
BOTH ACFT WERE OPERATING IN THE FLY-BY (NO RADIO) PATTERN DURING THE ANNUAL EAA CONVENTION. ACCORDING TO PARTICIPANT RECORDS BOTH PLTS HAD RECEIVED FLY-BY PATTERN BRIEFINGS. BOTH ACFT WERE OBSERVED TO BE IN THE SOUTHERN MOST PORTION OF THE UPWIND LEG OF THE "SOUTH OPERATIONS" FLY-BY PATTERN HEADING APPROXIMATELY 180 DEG. BOTH ACFT WERE WITHIN ALTITUDE& AIRSPEED RESTRICTIONS. NX1548, A HIGH WING ACFT, WAS AT A HIGH ALTITUDE THAN N9JR, A BI-WING ACFT. N9JR WAS SEEN IN A CLIMBING LEFT HAND TURN. AFTER IMPACT BOTH ACFT ENTERED A LEFT HAND SPIN TOGETHER.
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
RADIO COMMUNICATIONS..NOT POSSIBLE..PILOT IN COMMAND
RADIO COMMUNICATIONS..NOT POSSIBLE..PILOT OF OTHER AIRCRAFT
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