NTSB Identification: LAX83FA350.
The docket is stored on NTSB microfiche number 23013.
Accident occurred Monday, February 21, 1983 in MOUNT SHASTA, CA
Aircraft: BEECH N35, registration: N9350Y
Injuries: 5 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 FLEW INTO MT REDDY AT ABOUT 9000 FT LEVEL. THE CLOUDS WERE AS LOW AS 5000 AND THE MOUNTAIN TOPS WERE OBSCURED. THE PLTS IN FLT WX BRIEFING CONTAINED THE ADVICE THAT VFR FLT ALONG HIS ROUTE WAS NOT RECOMMENDED BECAUSE THE MT TOPS WERE OBSCURED IN CLOUDS. THE FREEZING LEVEL WAS ALSO REPORTED AS 9000-16000 FT. THERE WERE NO FURTHER COMMUNICATIONS WITH THE ACFT. LOCAL RESIDENTS IN THE AREA OF THE CRASH SAID THAT THE MTS AT THAT POINT WERE IN THE CLOUDS. THE ACFT WAS REPORTED MISSING IN 2/21/83. IT WAS FOUND BY HIKERS ON 7/23/83.

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

WEATHER EVALUATION..POOR..PILOT IN COMMAND

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

IN-FLIGHT BRIEFING SERVICE..NOT FOLLOWED..PILOT IN COMMAND

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:

PROCEDURES/DIRECTIVES..NOT FOLLOWED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

WEATHER CONDITION..OBSCURATION


Contributing Factors

IN-FLIGHT BRIEFING SERVICE..PERFORMED..PILOT IN COMMAND

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