Cheyenne Airport
Aircraft Accident/Incident Report

Cheyenne, Wyoming 82001
Saturday, May 31, 1986 14:00 MDT

NTSB Narrative Summary Released at Completion of Accident

THIS WAS AN EXPERIMENTAL AMATEUR-BUILT ACFT. WITNESSES REPORTED SEEING THE ACFT IN A STEEP RIGHT BANK WHEN THE ENG LOST POWER. THE ACFT WAS THEN SEEN TO STALL AND ENTER A RIGHT SPIN. WITNESSES SAID THE PLT RECOVERED BUT ENTERED A SECOND STALL AND DOVE STRAIGHT INTO GROUND. NO EVIDENCE OF AIRFRAME, ENG, PROP, OR FLT CONTROL MALFUNCTION/FAILURE WAS FOUND. ENG WAS LATER FUNCTIONALLY TESTED AND RAN NORMALLY. PLT HAD NEVER BEEN GIVEN INSTRUCTION IN STALL/SPIN RECOVERY. PLT HAD LOGGED 7 HRS IN ACFT AND WAS MAKING 5TH FLT WHEN ACCIDENT OCCURRED. DENSITY ALTITUDE WAS COMPUTED TO BE 8157 FT MSL.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 5/31/1986
Event Day of the Week Saturday
Time of Event 1400
Event Time Zone Mountain Daylight Time
Event City CHEYENNE
Event State WYOMING
Event Country --
Zipcode of the event site 82001
Event Date Year 1986
Event Date Month 5
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport CHEYENNE
Event Location Nearest Airport ID CYS
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 3
Degrees magnetic from airport 75
Airport Elevation 6156
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1419 Mountain Daylight Time
Direction of event from weather observation facility (degrees) 255
Weather Observation Facility ID CYS
Elevation of weather observation facility 6156
Distance of event from weather observation facility (units?) 3
Time Zone of the weather observation MDT
Lighting Conditions Day
Lowest Ceiling Height 5000
Lowest Non-Ceiling Height 0
Sky/Lowest/Cloud Conditions Unknown
Sky Condition for Lowest Ceiling Broken
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 40
Air Temperature at event time (in degrees celsius) 22
Dew Point at event time (in degress fahrenheit) 3
Wind Direction (degrees magnetic) 10
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) 8157
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) 1330
NTSB Notification Source --
NTSB Notification Date May 31 1986 12:00AM
NTSB Notification Time 1600
Fiche Number and/or location -used to find docket information 31725
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 N3967S
NTSB Number DEN86FA146
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 BAUER'S MITCHELL WING
Aircraft Model U-2
Aircraft Series Identifier U-2
Aircraft Serial Number U-462
Certified Max Gross Weight 615
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? Yes
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 Annual
Date of Last Inspection Dec 13 1985 12:00AM
Airframe hours since last inspection 7
Airframe Hours 7
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name EDWARD JOSEPH BAUER
Aircraft Owner Street Address 3321 MCCOMB AVENUE
Aircraft Owner City CHEYENNE
Aircraft Owner State WY
Aircraft Owner Country
Aircraft Owner Zipcode 82001
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) Personal
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code CYS
Departure City CHEYENNE
Departure State WY
Departure Country
Departure Time 1350
Departure Time Zone MDT
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 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 --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --