NTSB Identification: SEA83FA037.
The docket is stored on NTSB microfiche number 20318.
Nonscheduled 14 CFR
Accident occurred Wednesday, January 05, 1983 in PORTLAND, OR
Aircraft: CESSNA T210N, registration: N5370Y
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.

THE ACFT COLLIDED WITH THE SIDE OF A HILL DURING A DESCENT. THE PILOT HAD CANCELED HIS IFR CLEARANCE AND RADAR SERVICES WERE TERMINATED AND A FREQUENCY CHANGE WAS APPROVED. SHORTLY THEREAFTER THE ACFT WAS OBSERVED FLYING BENEATH THE CLOUDS TOWARD THE HILL WITH WHICH IT COLLIDED. THE WITNESSES REPORTED HEARING THE ENGINE AND SEEING THE ACFT ENTER CLOUDS FOLLOWED BY THE NOISE OF AN EXPLOSION. THE WEATHER WAS IMC. THERE WERE NO OPERATIONAL DIFFICULTIES REPORTED OR NOTED.

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

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

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

SELF-INDUCED PRESSURE..PILOT IN COMMAND

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

VFR FLIGHT INTO IMC..INITIATED..PILOT IN COMMAND

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

OVERCONFIDENCE IN PERSONAL ABILITY..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

WEATHER CONDITION..LOW CEILING

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