NTSB Identification: DEN82FA017
14 CFR Part 91: General Aviation
Accident occurred Monday, January 11, 1982 in RIVERTON, WY
Probable Cause Approval Date: 01/11/1983
Aircraft: CESSNA 210N, registration: N6558A
Injuries: 4 Fatal,1 Serious,1 Minor.

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 IMPACTED A HILL IMMEDIATELY AFTER TAKING OFF. THE WRECKAGE WAS LOCATED 8,000 FT BEYOND THE DEPARTURE END OF RWY 28 & 1,800 FT LEFT OF THE RWY CENTERLINE EXTENDED. THE ACCIDENT SITE WAS APPROXIMATELY 55 FT ABOVE THE AIRPORT ELEVATION. WITNESSES OBSERVED THE ACFT MANEUVERING AT LOW ALTITUDE DURING A SNOW STORM. THE FLT HAD ORIGINALLY DEPARTED JACKSON,WY EARLIER IN THE DAY, BUT DIVERTED TO RIVERTON DUE TO AN OIL LEAK CAUSED BY THE OIL CAP NOT BEING IN PLACE. THE FLT REMAINED IN RIVERTON APPROXIMATELY 2 HOURS WHILE THE ACFT & ENG WAS BEING CLEANED. PRIOR TO DEPARTING JACKSON WITNESSES STATED THE PLT WAS "SOMEWHAT RUSHED & ANXIOUS TO DEPART JACKSON" & "THE MAN HAD A BAD CASE OF WHAT YOU MIGHT CALL GET-HOME-ITIS, & HE WAS GOING WHETHER IT WAS VFR OR IFR." THE ACFT WAS APPROXIMATELY 253 LBS OVER MAX GROSS WEIGHT.BOTH INBOARD CLOTH SEAT BELTS SEPARATED AT THE JUNCTURE WHERE THEY PASS THROUGH THE METAL GUIDES LOCATED ON THE SIDES OF EACH SEAT.

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

PREFLIGHT PLANNING/PREPARATION..INADEQUATE..PILOT IN COMMAND

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

AIRCRAFT WEIGHT AND BALANCE..EXCEEDED..PILOT IN COMMAND


Contributing Factors

WEATHER CONDITION..SNOW


Contributing Factors

SELF-INDUCED PRESSURE..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

TERRAIN CONDITION..RISING


Contributing Factors

LIGHT CONDITION..DARK NIGHT


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