Plattsburg Airport
Aircraft Accident/Incident Report

Plattsburg, Missouri 64477
Friday, October 25, 1985 18:10 CDT

NTSB Narrative Summary Released at Completion of Accident

THE ACFT WAS LEVEL, IN CRUISE WHEN THE PLT NOTICED HIGH ENG TEMPERATURES. HE STATED THAT HE STARTED A SHALLOW CLIMB AND HEADED FOR THE NEAREST ARPT. EN ROUTE TO NEAREST ARPT, SMOKE CAME INTO THE COCKPIT AND THE PLT HEARD A LOUD NOISE THAT WAS ACCOMPANIED BY SMOKE AND FLAMES INSIDE THE ENG COMPARTMENT. PLT SHUT OFF FUEL VALVE. THE ACFT WAS TOO HIGH AND TOO FAST AS IT APPROACHED THE ARPT. THE PLT TRIED S TURNS BUT RAN OUT OF CONTROL DURING THE SECOND S. THE ACFT TOUCHED DOWN 100 FT TO THE WEST OF THE RWY AND 40 DEGS OFF THE RWY HEADING. THE RIGHT WING HIT STEEL FENCE POSTS AND BARBED WIRE. AFTER GROUND IMPACT THE ACFT FLIPPED UP AND AROUND AND STOPPED ON THE ARPT PROPERTY. INVESTIGATION REVEALED A BROKEN PISTON, A BROKEN PISTON PIN AND A SEPARATED CYLINDER HEAD ON THE NUMBER FOUR CYLINDER.

NTSB Probable Cause Narrative

Not Yet Reported

Event Information

Type of Event Accident
Event Date 10/25/1985
Event Day of the Week Friday
Time of Event 1810
Event Time Zone Central Daylight Time
Event City PLATTSBURG
Event State MISSOURI
Event Country --
Zipcode of the event site 64477
Event Date Year 1985
Event Date Month 10
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport PLATTSBURG
Event Location Nearest Airport ID MO28
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation 1020
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1746 Central Daylight Time
Direction of event from weather observation facility (degrees) 220
Weather Observation Facility ID MCI
Elevation of weather observation facility 1025
Distance of event from weather observation facility (units?) 22
Time Zone of the weather observation CDT
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) 20
Air Temperature at event time (in degrees celsius) 21
Dew Point at event time (in degress fahrenheit) 6
Wind Direction (degrees magnetic) 140
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 Unknown
METAR weather report --
Event Highest Injury Serious
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None --
Injury Total Serious 1
Injury Total All 1
Investigating Agency NTSB
NTSB Docket Number (internal use) 1468
NTSB Notification Source --
NTSB Notification Date Oct 26 1985 12:00AM
NTSB Notification Time 926
Fiche Number and/or location -used to find docket information 28839
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 N4AS
NTSB Number MKC86FA017
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name SILVAGGIO
Aircraft Model CASSUTT 111M
Aircraft Series Identifier CASSUTT 11
Aircraft Serial Number AMS02
Certified Max Gross Weight 750
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 Sep 8 1985 12:00AM
Airframe hours since last inspection 7
Airframe Hours 188
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name TERRY D. BLAKENEY
Aircraft Owner Street Address 410 N. METTLETON
Aircraft Owner City CAMERON
Aircraft Owner State MO
Aircraft Owner Country
Aircraft Owner Zipcode 64429
Operator is an individual? --
Operator Name TERRY D. BLAKENEY
Operator Same as Owner? No
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 82K
Departure City CAMERON
Departure State MO
Departure Country
Departure Time 1745
Departure Time Zone CDT
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 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 36
Runway Length 2115
Runway Width 24
Sight Seeing flight No
Air Medical Flight No
Medical Flight --