Creve Coeur Airport
Aircraft Accident/Incident Report

St. Louis, Missouri 63141
Monday, March 31, 1986 14:45 CST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT BUILT THE HOMEBUILT AIRPLANE FROM DATA OBTAINED FROM SKYOTE AEROMARINE LTD. AT THE TIME OF THE ACCIDENT, THE AIRPLANE HAD 51 HOURS ON IT AND THE PILOT/BUILDER HAD FLOWN ALL OF THE 51 HOURS. ON THIS FLIGHT HE WAS OBSERVED TO DEPART ON RUNWAY 16, FLY OUT FOR OVER A MILE, MAKE AN ABRUPT 180 DEGREE TURN WITH THE WINGS BANKED 90 DEGREES. THE WINGS WERE LEVELED FOR SEVERAL SECONDS AND THEN THE AIRPLANE ENTERED A LEFT NOSEDOWN SPIRAL. AFTER ONE COMPLETE TURN, THE AIRPLANE STOPPED TURNING BUT CONTINUED IN A 70 TO 80 DEGREES NOSEDOWN ATTITUDE UNTIL IT COULD NO LONGER BE SEEN DUE TO TREES IN THE LINE OF SIGHT. THE AIRPLANE IMPACTED IN A WIDE OPEN, LEVEL FIELD, ALMOST STRAIGHT DOWN. NO PREIMPACT PROBLEMS WITH THE AIRPLANE COULD BE FOUND.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 3/31/1986
Event Day of the Week Monday
Time of Event 1445
Event Time Zone Central Standard Time
Event City ST. LOUIS
Event State MISSOURI
Event Country --
Zipcode of the event site 63141
Event Date Year 1986
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport CREVE COEUR
Event Location Nearest Airport ID 1HO
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 1
Degrees magnetic from airport 45
Airport Elevation 0
Weather Briefing Completeness Unknown
Investigator's weather source Unknown
Time of the weather observation 1445 Central Standard Time
Direction of event from weather observation facility (degrees) 240
Weather Observation Facility ID STL
Elevation of weather observation facility 461
Distance of event from weather observation facility (units?) 7
Time Zone of the weather observation CST
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) 10
Air Temperature at event time (in degrees celsius) 28
Dew Point at event time (in degress fahrenheit) 4
Wind Direction (degrees magnetic) 200
Variable Wind Indicator Unknown
Wind Speed (knots) 15
Wind Velocity Indicator Unknown
Wind Gust Indicator Unknown
Wind Gust (knots) 21
Altimeter Setting at event time (in. Hg) 29
Density Altitude (feet) 0
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) 212
NTSB Notification Source --
NTSB Notification Date Mar 31 1986 12:00AM
NTSB Notification Time 1530
Fiche Number and/or location -used to find docket information 30301
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 N106DC
NTSB Number MKC86FA077
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 DONALD R. CASPER
Aircraft Model SKYOTE
Aircraft Series Identifier SKYOTE
Aircraft Serial Number 23
Certified Max Gross Weight 895
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 Jul 19 1985 12:00AM
Airframe hours since last inspection 25
Airframe Hours 51
ELT Installed No
ELT Activated Unknown
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name DONALD R. CASPER
Aircraft Owner Street Address 36 RIDGE POINT DR.
Aircraft Owner City CHESTERFIELD
Aircraft Owner State MO
Aircraft Owner Country
Aircraft Owner Zipcode 63017
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 Yes
Departure Airport Code
Departure City
Departure State
Departure Country
Departure Time 1442
Departure Time Zone CST
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 0
Runway Width 0
Sight Seeing flight No
Air Medical Flight No
Medical Flight --