Cessna 150F N8081S

Summary

On 8 May 1992 at about 21:00 local time, a Cessna 150F registered N8081S, operated by Clyde Ditto, was involved in an accident near Eldon, Missouri, United States. 2 people were on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.

Date

8 May 1992 at 21:00

Classification

Accident

Location

Eldon, Missouri, United States

Coordinates

38.3508, -92.5704

Aircraft

Cessna 150F

Registration

N8081S

Category

Airplane

Engines

1

Operator

Clyde Ditto

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Boonville → Unknown

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

CHI92LA146

Nobody was injured.

A BINDING EXHAUST VALVE RESULTING IN A PARTIAL LOSS OF ENGINE POWER. FACTORS IN THE ACCIDENT ARE RISING TERRAIN CONDITIONS, INADEQUATE AIRCRAFT CLIMB CAPABILITY, AND A DITCH IN THE FORCED LANDING AREA.

Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.

Read the full NTSB narrative

THE ACCIDENT AIRPLANE LOST PARTIAL ENGINE POWER WHEN THE EXHAUST VALVE IN THE NUMBER ONE CYLINDER BECAME STUCK. THE PILOT STARTED AN EMERGENCY DESCENT TOWARD A FORCED LANDING AREA AND ATTEMPTED TO TROUBLESHOOT THE ENGINE PROBLEM. HE REGAINED LEVEL FLIGHT OVER A VALLEY FLOOR BUT BELOW THE ELEVATION OF THE SURROUNDING TERRAIN. ENGINE OPERATION AT FULL THROTTLE RESULTED IN LESS THAN FULL POWER OUTPUT. WHEN HE ATTEMPTED TO CLIMB OUT OF THE VALLEY HE WAS UNABLE TO MAINTAIN CLEARANCE FROM OBSTRUCTIONS AND TERRAIN. HE FLEW THROUGH AND BROKE A POWER TRANSMISSION LINE. HE FLEW TOWARD LOWER TERRAIN AND LANDED IN AN OPEN FIELD. HE COLLIDED WITH A DITCH DURING THE FORCED LANDING GROUND ROLL.

Quoted verbatim from the NTSB record.