Idaho Falls Airport
Aircraft Accident/Incident Report

Idaho Falls, Idaho 83401
Saturday, December 7, 1985 15:30 MST

NTSB Narrative Summary Released at Completion of Accident

A TOTAL LOSS OF POWER OCCURRED DURING AN ILS APPROACH DUE TO INDUCTION ICE. DURING TOUCHDOWN ON 12 INCHES OF SNOW A NOSE OVER OCCURRED.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 12/7/1985
Event Day of the Week Saturday
Time of Event 1530
Event Time Zone Mountain Standard Time
Event City IDAHO FALLS
Event State IDAHO
Event Country --
Zipcode of the event site 83401
Event Date Year 1985
Event Date Month 12
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport IDAHO FALLS
Event Location Nearest Airport ID IDA
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 4740
Weather Briefing Completeness Full
Investigator's weather source Weather Observation Facility
Time of the weather observation 1535 Mountain Standard Time
Direction of event from weather observation facility (degrees) 20
Weather Observation Facility ID IDA
Elevation of weather observation facility 4020
Distance of event from weather observation facility (units?) 5
Time Zone of the weather observation MST
Lighting Conditions Day
Lowest Ceiling Height 1000
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Overcast
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 2
Air Temperature at event time (in degrees celsius) -3
Dew Point at event time (in degress fahrenheit) -4
Wind Direction (degrees magnetic) 10
Variable Wind Indicator Unknown
Wind Speed (knots) 6
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Moderate
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 1
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 2046
NTSB Notification Source --
NTSB Notification Date Dec 7 1985 12:00AM
NTSB Notification Time 1520
Fiche Number and/or location -used to find docket information 29439
Date of most recent change to record Jan 2 2001 9:15AM
User who most recently changed record dbo
Basic weather conditions Instrument Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N5635D
NTSB Number SEA86LA029
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed IFR
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name MAULE
Aircraft Model M-5-180C
Aircraft Series Identifier M-5-180C
Aircraft Serial Number 8006C
Certified Max Gross Weight 2300
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 4
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection 100 Hour
Date of Last Inspection Sep 1 1985 12:00AM
Airframe hours since last inspection 45
Airframe Hours 1350
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name RICHARD ROTH
Aircraft Owner Street Address PO BOX 932
Aircraft Owner City SODA SPRINGS
Aircraft Owner State ID
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name
Operator Same as Owner? No
Operator Is Doing Business As --
Operator Address Same as Owner? No
Operator Street Address P.O. BOX 932
Operator City SODA SPRINGS
Operator State ID
Operator Country
Operator Zip code 83276
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) Positioning
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code BZM
Departure City BOZEMAN
Departure State MT
Departure Country
Departure Time 1345
Departure Time Zone MST
Destination Same as Local Flt --
Destination Airport Code TWF
Destination City TWIN FALLS
Destination State ID
Destination Country
Specific Phase of Flight Landing
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:36AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 202
Runway Length 8997
Runway Width 150
Sight Seeing flight No
Air Medical Flight No
Medical Flight --