NTSB Identification: LAX83FA387.
The docket is stored on NTSB microfiche number 22920.
Accident occurred Saturday, March 19, 1983 in TRINITY CENTER, CA
Aircraft: PIPER PA-28-151, registration: N41576
Injuries: 2 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 DEPARTED CRESWELL, OR, SOMETIME AFTER 1800 PST ON 3/19/83. AT 2110 PST, THE PLT CONTACTED PORTLAND FLT WATCH BY RADIO & STATED THAT HE WAS OVER ROSEBURG, OR AT 9500 FT. HE REQUESTED PIREPS OF WX OVER THE SISKIYOU MOUNTAINS & INTO THE SAN FRANCISCO BAY AREA. FLT WATCH ADVISED THAT THE MEDFORD, OR WX WAS ESTIMATED 8000 FT OVERCAST, VISIBILITY 10 MI & THAT A PLT HAD REPORTED THAT CONDITIONS FROM REDMOND, OR TO RED BLUFF, CA, AT 9500 FT, WERE CLEAR & SMOOTH. THE PLT REPLIED THAT HE WAS HAVING A SMOOTH RIDE, ON TOP, & THAT THERE WAS 'A LITTLE BIT OF BUILDUPS TO THE WEST.' THERE WERE NO FURTHER TRANSMISSIONS FROM THE ACFT. WHEN THE ACFT DID NOT ARRIVE AT ITS DESTINATION, A SEARCH WAS INITIATED. IT WAS FOUND BY HIKERS ON 8/15/83 WHERE IT HAD CRASHED IN MOUNTAINOUS TERRAIN WHILE IN A STEEP DIVE. AT THE TIME OF THE ACCIDENT, SEARCH PERSONNEL COULD NOT GET INTO THE AREA DUE TO LOW CLOUDS, RAIN & SNOW. AN EXAM OF THE WRECKAGE REVEALED NO EVIDENCE OF A PREIMPACT/MECHANICAL MALFUNCTION OR FAILURE.

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

AIRCRAFT HANDLING..NOT MAINTAINED..PILOT IN COMMAND

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

SPATIAL DISORIENTATION..PILOT IN COMMAND


Contributing Factors

LIGHT CONDITION..DARK NIGHT



Contributing Factors

TERRAIN CONDITION..HIGH TERRAIN


Contributing Factors

WEATHER CONDITION..CLOUDS


Contributing Factors

LACK OF TOTAL INSTRUMENT TIME..PILOT IN COMMAND

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