# Accident 19980322004029A: Cessna U206G, Grain Valley, MO, March 22, 1998

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 22, 1998, 17:52 local time
- Place: Grain Valley, MO
- Airport: East Kansas City Airport
- Damage: Destroyed
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Parachute jumping (Part 105)
- Location: 39.0146° N, 94.2149° W: Placed by OpenAirDocs at EAST KANSAS CITY (3GV), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.0146&lon=-94.2149&mi=10
- Aircraft: N506SD, a cancelled registration (https://openairdocs.org/deregistered/N506SD-1998-12-16) (OpenAirDocs)
- Registry model: Cessna U206G (registry code 2073356, https://openairdocs.org/model/cessna-u206g) (OpenAirDocs)
- Reported make and model: CESSNA U206G
- Reported engine: CONT IO520D
- People aboard: 6
- Fatal injuries: 6
- Pilot flight hours: 6,550 total
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19980322004029A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

THRU A ROD ON CLIMBOUT. SMOKE FIRE. PILOT OVERCOME BY SMOKE. STALL SPIN AND BURNED ON IMPACT. OUT OF CG UNAIRWORTH (-23) PRELIMINARY INVESTIGATION AND WITNESS REPORTS INDICATE AN ENGINE FAILURE DURING CLIMBOUT FROM INDEPENDENCE MEMORIAL AIRPORT. THE PILOT ELECTED TO ATTEMPT LANDING AT EAST KANSAS CITY AIRPORT, GRAIN VALLEY, MO. THE AIRCRAFT WAS DESTROYED WHEN IT STRUCK THE GROUND NEAR RUNWAY 27 AND WAS CONSUMED BY THE POST IMPACT FIRE. THE CONNECTING RODS FROM THE NO. 2 AND NO.6 CYLINDERS WERE FOUND BROKEN AND HAD PUNCTURED THROUGH THE ENGINE CASE. INVESTIGATION INTO THE CAUSE OF THIS ACCIDENT IS NOT COMPLETE.                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       (.4)THE PARACHUTE JUMP FLIGHT'S AIRPLANE WAS AT 3,700 FEET MSL WHEN THE PILOT CANCELLED THE OPERATION WITH THE FAA APPROACH CONTROLLER WITHOUT EXPLANATION. WITNESSES OBSERVED THE AIRPLANE TRAILING WHITE AND BLACK SMOKE.  ONE WITNESS SAID HE SAW THE AIRPLANE TRAILING BLACK SMOKE WITH ITS ENGINE MAKING A BANGING SOUND.  THREE WITNESSES AT THE ACCIDENT AIRPORT SAID THE AIRPLANE HAD SMOKE AND FLAMES COMING FROM THE AIRPLANE'S COWL AND ALONG THE WINDSHIELD AS IT APPROACHED THE AIRPORT.  THEY SAID THE AIRPLANE BANKED RIGHT AT A LOW ALTITUDE WITH ITS RIGHT WINGTIP STRIKING THE GROUND.  THE AIRPLANE CAUGHT FIRE DURING THE COLLISION SEQUENCE.  THE ON-SCENE INVESTIGATION REVEALED THE ENGINE, LEFT SIDE OF THE FUSELAGE, BOTTOM OF LEFT WING AND ITS STRUT AND THE HORIZONTAL STABILIZER AND ELEVATOR WERE COVERED WITH OIL FILM.  THE ENGINE'S OIL FILLER TUBE WAS MISSING.  THE THREE FILLER TUBE MOUNTING SCREWS WERE NOT FOUND AT THE ACCIDENT SITE.  TWO OF THE 3 FILLER TUBE SCREW MOUNTING HOLES HAD 2 OF THE SCREW THREADS NEXT TO THE ENGINE CASE'S EXTERIOR SURFACE  PULLED UPWARD.  THE THIRD SCREW HOLE THREADS WERE NOT PULLED.  THE NUMBER 6 CYLINDER VALVE ROCKER ARM COVER HAD 5 OF ITS 6 SCREWS MISSING.  THE REMAINING SCREW WAS LOOSE. THE NUMBER 6 CYLINDER'S BOTTOM SPARK PLUG LEAD NUT WAS DISCONNECTED.  ITS THREADS WERE NOT PULLED.  EXAMINATION OF THE ENGINE REVEALED ABOUT 70 PERCENT OF THE OIL SCREEN WAS COVERED BY SILVER AND BRONZE COLORED METALLIC DEBRIS.  HOLES WERE OBSERVED ON THE ENGINE'S LEFT CRANKCASE SECTION NEAR CYLINDERS NUMBER 2 AND 6.  THE ENGINE'S INTERNAL COMPONENTS SUFFERED DAMAGE TYPICAL OF OIL LOSS AND HEAT DISTRESS.  THE FRACTURE FACE FEATURES ON THE ENGINE'S FRACTURED LEFT CRANKCASE SECTION WERE TYPICAL OF OVERSTRESS.

## NTSB investigation

None matched to this report by aircraft and date. Search the NTSB's own records: https://data.ntsb.gov/carol-main-public/basic-search

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.