NTSB Identification: SEA86FA052.
The docket is stored on NTSB microfiche number 30712.
Accident occurred Saturday, February 01, 1986 in BLACK DIAMOND, WA
Aircraft: CESSNA 195, registration: N4339N
Injuries: 1 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.

RADAR TRACK SHOWS C195 PLT WAS DESCENDING INTO CONGESTED AIRSPACE AT ABOUT 192 MPH, ABOVE MAX STRUCTURAL CRUISE SPEED OF 178 MPH, LESS THAN 1 MIN FROM TRAFFIC PATTERN ENTRY. RADAR DATA AND WITNESS CONFIRM A SECOND ACFT IN PROXIMITY, ENGAGED IN AEROBATICS. WHILE MANEUVERING, C195 PLT EXCEEDED DESIGN LIMITS AND ACFT RT WING FAILED IN STRUCTURAL OVERLOAD.

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

AIRSPEED(VMO)..EXCEEDED..PILOT IN COMMAND

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

MANEUVER..EXCESSIVE..PILOT IN COMMAND

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

DESIGN STRESS LIMITS OF AIRCRAFT..EXCEEDED..PILOT IN COMMAND



Contributing Factors

VISUAL LOOKOUT..INADEQUATE..PILOT IN COMMAND


Contributing Factors

AEROBATICS..PERFORMED..PILOT OF OTHER AIRCRAFT


Contributing Factors

VISUAL LOOKOUT..INADEQUATE..PILOT OF OTHER AIRCRAFT

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