Libby Airport
Aircraft Accident/Incident Report

Libby, Montana 59923
Sunday, March 4, 1984 14:40 MST

NTSB Narrative Summary Released at Completion of Accident

ACCORDING TO WITNESSES, THE ULTRALIGHT VEHICLE WAS ON AN APCH TO THE ARPT WHEN IT ENTERED A LEFT DESCENDING TURN & CONTINUED THE TURN UNTIL IMPACTING A TREE. ONE WITNESS SAID THE PLT WAS BENT OVER FORWARD. REPORTEDLY, THE PLT MADE NO MOVEMENTS WITH HIS HANDS OR FEET TO AVOID THE TREE OR INCREASE POWER. THE 1ST PERSON TO ARRIVE AT THE ACCIDENT SITE NOTICE VOMIT IN THE PLT'S MOUTH. THE PLT'S WIFE SAID HE HAD AN ULCER THAT WAS GETTING WORSE. A FRIEND REPORTED THAT ON OCCASIONS, WHILE AT WORK, THE PLT HAD TO STOP WORKING & SIT DOWN, THEN DOUBLED UP WITH PAIN. HE HAD BEEN DRINKING MILK REGULARLY & HAD BEEN TAKING A NON-PRESCRIPTION DRUG (MAALOX) TO RELIEVE ULCER DISCOMFORT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/4/1984
Event Day of the Week Sunday
Time of Event 1440
Event Time Zone Mountain Standard Time
Event City LIBBY
Event State MONTANA
Event Country --
Zipcode of the event site 59923
Event Date Year 1984
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport LIBBY
Event Location Nearest Airport ID 559
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles --
Degrees magnetic from airport 90
Airport Elevation 2600
Weather Briefing Completeness Unknown
Investigator's weather source Witness
Time of the weather observation 0
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Clear
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 50
Air Temperature at event time (in degrees celsius) 9
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 0
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Calm
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
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 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 646
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 24351
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number NONE
NTSB Number DEN84FU002
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 103: Ultralight
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name EIPPER
Aircraft Model QUICKSILVER MX
Aircraft Series Identifier QUICKSILVE
Aircraft Serial Number 4239
Certified Max Gross Weight 460
Aircraft Category Ultralight
Aircraft Registration Class Not Registered
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Continuous Airworthiness
Date of Last Inspection Feb 27 1984 12:00AM
Airframe hours since last inspection 10
Airframe Hours 150
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name SKY HI ULTRALIGHTS, INC.
Aircraft Owner Street Address RT. 1, BOX 788A
Aircraft Owner City LIBBY
Aircraft Owner State MT
Aircraft Owner Country
Aircraft Owner Zipcode 59923
Operator is an individual? --
Operator Name WAD MCNUTT
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 424
Operator City LIBBY
Operator State MT
Operator Country
Operator Zip code 59923
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 Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1430
Departure Time Zone MST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Descent
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Oct 22 2001 3:26PM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 32
Runway Length 4200
Runway Width 75
Sight Seeing flight No
Air Medical Flight No
Medical Flight --