Aircraft Accident/Incident Report

Fort Hall, Idaho 83203
Thursday, April 10, 1986 10:45 MST

NTSB Narrative Summary Released at Completion of Accident

RADAR TRACK SHOWED ACFT MADE NORMAL CLIMB ON COURSE FROM AIRPORT (ELEV 4488 FT MSL) TO 9400 FT. MSL, THEN EXECUTED A LEFT TURN OF ABOUT 90 DEGREES, CLIMBING TO 9700 FT MSL AS SHOWN BY NEXT-TO-LAST RADAR TGT. 29 SECS LATER, FINAL RADAR TGT SHOWED 6900 FT MSL. WITNESSES SIGHTED ACFT SPINNING WITH PIECES COMING OFF BEFORE STRIKING GROUND. WEATHER STUDY INDICATED CONVECTIVE CLOUDS IN AREA FROM 2000 FT TO 10000 FT MSL. INVESTIGATION REVEALED RT WING AND EMPENNAGE SEPARATED IN AERODYNAMIC OVERLOAD FAILURE MODE. MAX DESIGN MANEUVERING SPEED CALCULATED TO BE 123 KNOTS AT EXISTING ACFT WEIGHT. CIRCUMSTANCES INDICATE PLT LOST CONTROL OF ACFT WHILE MANEUVERING TO AVOID/REVERSE COURSE OUT OF CLOUDS, OVERSTRESSED AIRFRAME DURING RECOVERY ATTEMPT.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 4/10/1986
Event Day of the Week Thursday
Time of Event 1045
Event Time Zone Mountain Standard Time
Event City FORT HALL
Event State IDAHO
Event Country --
Zipcode of the event site 83203
Event Date Year 1986
Event Date Month 4
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 Unknown
Investigator's weather source Witness
Time of the weather observation 1051 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 220
Weather Observation Facility ID PIH
Elevation of weather observation facility 4449
Distance of event from weather observation facility (units?) 14
Time Zone of the weather observation MDT
Lighting Conditions Day
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) 20
Air Temperature at event time (in degrees celsius) 12
Dew Point at event time (in degress fahrenheit) 5
Wind Direction (degrees magnetic) 250
Variable Wind Indicator Unknown
Wind Speed (knots) 9
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 Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 2
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 2
Investigating Agency NTSB
NTSB Docket Number (internal use) 443
NTSB Notification Source --
NTSB Notification Date Apr 10 1986 12:00AM
NTSB Notification Time 1038
Fiche Number and/or location -used to find docket information 30711
Date of most recent change to record Jan 2 2001 9:14AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N82238
NTSB Number SEA86FA098
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 PIPER
Aircraft Model PA-32-301T
Aircraft Series Identifier PA-32-301T
Aircraft Serial Number 32-8024025
Certified Max Gross Weight 3600
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 Apr 16 1985 12:00AM
Airframe hours since last inspection 34
Airframe Hours 807
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name LONNY VAN ORDEN
Aircraft Owner Street Address RT 5, BOX 75
Aircraft Owner City BLACKFOOT
Aircraft Owner State ID
Aircraft Owner Country
Aircraft Owner Zipcode 83221
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 None
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) Business
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code U02
Departure City BLACKFOOT
Departure State ID
Departure Country
Departure Time 1035
Departure Time Zone MDT
Destination Same as Local Flt --
Destination Airport Code SLC
Destination City SALT LAKE CITY
Destination State UT
Destination Country
Specific Phase of Flight Descent
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 0
Runway Length 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --