NTSB Identification: DEN83FA010
14 CFR Part 91: General Aviation
Accident occurred Saturday, October 23, 1982 in KEMMERER, WY
Probable Cause Approval Date: 10/23/1983
Aircraft: CESSNA 320E, registration: N3460Q
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 FLT DEPARTED BIG PINEY AT APPROXIMATELY 2200 & WAS OBSERVED TO CLIMB STRAIGHT OUT FROM RWY 31 TO AN ESTIMATED 7,800 FT MSL. THE ACFT THEN TURNED TO A SOUTHWESTERLY HEADING TOWARD KEMMERER. SHORTLY THEREAFTER A WITNESS AT BIG PINEYHEARD THE PLT ATTEMPT TO CONTACT KEMMERER UNICOM TWICE ON 122.8. HE ALSO HEARD TWO REPETITIONS OF FIVE CLICKS EACH ON THE SAME FREQ. THE RWY LIGHTS AT KEMMERER MIKE ACTIVATED. THE ACFT IMPACTED THE EAST SIDE OF A MOUNTAIN AT THE 9,100 FT LEVEL 16 MI NORTH OF KEMMERER. A WITNESS WHO WAS CAMPING APPROXIMATELY ONE MILE NORTH OF THE ACCIDENT SITE STATED THAT THERE WAS CLOUD COVER. THE PLT HAD A LIVER TISSUE FLUID ETHYL ALCOHOL CONTENT OF 142 MG%.

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

PROPER ALTITUDE..NOT MAINTAINED..PILOT IN COMMAND

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

IMPAIRMENT(ALCOHOL)..PILOT IN COMMAND


Contributing Factors

LIGHT CONDITION..DARK NIGHT


Contributing Factors

WEATHER CONDITION..CLOUDS


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY

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