Aircraft Accident/Incident Report

Highwood, Montana 59450
Friday, September 21, 1984 1:15 MDT

NTSB Narrative Summary Released at Completion of Accident

AT 0053 MDT, THE PLT RADIOED GREAT FALLS FSS & REQUESTED WX INFO. HE WAS ADVISED OF IFR CONDITIONS & WAS PROVIDED THE LATEST OBSERVATION. THE PLT REQUESTED & WAS PROVIDED A SPECIAL VFR CLEARANCE TO DEPART TO THE EAST. HE TOOK OFF AT 0100 MDT & REPORTED OVER MALMSTROM AFB (OUTSIDE THE CONTROLLED AIRSPACE) AT 0106. NO FURTHER RADIO TRANSMISSIONS WERE RECEIVED FROM THE ACFT. SUBSEQUENTLY, THE ACFT IMPACTED RISING TERRAIN AT AN ELEVATION OF ABOUT 3500 FT & APRX 8 FT BELOW THE EDGE OF A PLATEAU. THE CRASH SITE WAS LOCATED ABOUT 400 FT ABOVE THE VALLEY FLOOR. AN EXAM REVEALED EVIDENCE THAT THE ACFT WAS IN A SLIGHT LEFT WING LOW, NOSE LEVEL ATTITUDE & WAS TRAVELING AT HIGH SPEED. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. A TOXICOLOGICAL TEST OF THE PLT'S BLOOD SHOWED AN ALCOHOL LEVEL OF 0.083%. ABOUT 15 MI WEST AT MALMSTROM AFB, THE 0125 MDT WX WAS IN PART: 900 FT BROKEN, 2000 FT OVERCAST, 7 MI VISIBILITY WITH FOG & LIGHT RAIN. THE ELEVATION AT MALMSTROM WAS 3000 FT MSL.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 9/21/1984
Event Day of the Week Friday
Time of Event 115
Event Time Zone Mountain Daylight Time
Event City HIGHWOOD
Event State MONTANA
Event Country --
Zipcode of the event site 59450
Event Date Year 1984
Event Date Month 9
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude --
Event Location Longitude --
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 0
Weather Briefing Completeness Partial - limited by pilot
Investigator's weather source Weather Observation Facility
Time of the weather observation 125 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 260
Weather Observation Facility ID AFB
Elevation of weather observation facility 3000
Distance of event from weather observation facility (units?) 15
Time Zone of the weather observation MDT
Lighting Conditions Night/Dark
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Unknown
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 7
Air Temperature at event time (in degrees celsius) 10
Dew Point at event time (in degress fahrenheit) 8
Wind Direction (degrees magnetic) 320
Variable Wind Indicator Unknown
Wind Speed (knots) 2
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) --
Intensity of Precipitation Light
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 3
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 3
Investigating Agency NTSB
NTSB Docket Number (internal use) 2576
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 26516
Date of most recent change to record Feb 26 2001 8:35AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N8435Z
NTSB Number DEN84FA295
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name CESSNA
Aircraft Model 205
Aircraft Series Identifier 205
Aircraft Serial Number 206-0435
Certified Max Gross Weight 3300
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 6
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection May 17 1983 12:00AM
Airframe hours since last inspection 110
Airframe Hours 2884
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name L.H. SCRIBNER, R.B. CARTWRIGHT
Aircraft Owner Street Address BOX 246
Aircraft Owner City GERALDINE
Aircraft Owner State MT
Aircraft Owner Country
Aircraft Owner Zipcode 59446
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate Yes - certificate holder
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code GTF
Departure City GREAT FALLS
Departure State MT
Departure Country
Departure Time 0
Departure Time Zone
Destination Same as Local Flt --
Destination Airport Code 5U8
Destination City GERALDINE
Destination State MT
Destination Country
Specific Phase of Flight Cruise
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Feb 26 2001 8:06AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --