NTSB Identification: DEN86LTM01.
The docket is stored on NTSB microfiche number 29620.
Accident occurred Sunday, December 22, 1985 in BRIGHAM CITY, UT
Aircraft: CESSNA 172, registration: N64005
Injuries: 2 Serious.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE ACFT CONTACTED MOUNTAINOUS TERRAIN DURING A DESCENT THROUGH FOG. THE PLT STATED THAT ON THE RETURN FLT FROM MALAD, ID, HE BEGAN FOLLOWING A MOUNTAIN RANGE WHICH HE BELIEVED WOULD TAKE HIM BACK TO OGDEN. HOWEVER, THE RANGE GUIDED HIM SOUTHWEST OF THE DESIRED COURSE. THE PLT THEN BEGAN A DESCENT INTO THE FOG OVER WHAT HE THOUGHT SHOULD HAVE BEEN WILLARD BAY, AN OPEN VALLEY, BUT IN REALITY HE WAS IN THE PROMONTORY MOUNTAINS. AT AN ALT OF APRX 5000 FT MSL THE PASSENGER SAW BRUSH BENEATH THE ACFT AND SHORTLY THEREAFTER IMPACT WITH THE TERRAIN OCCURRED.

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:

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

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

PROPER ALTITUDE..NOT MAINTAINED..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..MOUNTAINOUS/HILLY


Contributing Factors

WEATHER CONDITION..FOG


Contributing Factors

BECAME LOST/DISORIENTED..INADVERTENT..PILOT IN COMMAND

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