Cessna 172F N8599U

Summary

On 22 July 1995 at about 14:10 local time, a Cessna 172F registered N8599U was involved in an accident near Wyandotte, Indiana, United States. 2 people were on board and 2 had minor injuries. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.

Date

22 July 1995 at 14:10

Classification

Accident

Location

Wyandotte, Indiana, United States

Coordinates

38.2097, -86.1194

Aircraft

Cessna 172F

Registration

N8599U

Category

Airplane

Engines

1

Operator

Not recorded

Operating rule

Part 91: General Aviation

Purpose of flight

Personal

Phase of flight

Not recorded

Route

Coshocton → Tell City

Aircraft damage

Substantial

Weather

VMC

Light

Day

NTSB number

CHI95LA230

2 people had minor injuries.

the number three intake valve became stuck (seized), which resulted in a loss of engine power. The lack of suitable terrain for a forced landing was a related factor.

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

Read the full NTSB narrative

THE PILOT RATED PASSENGER REPORTED THAT THE ENGINE BEGAN TO 'POP' AND THE ENGINE SPEED DROPPED TO 1,400 RPM. THE PILOT SWITCHED FUEL TANKS AND APPLIED CARBURETOR HEAT, BUT THE ENGINE DID NOT RECOVER. THE AIRPLANE WAS OVER HILLY/FOREST TERRAIN WITH ONLY A SMALL WHEAT FIELD. DURING AN ATTEMPTED FORCED LANDING. THE PILOT MADE A 50 DEGREE TURN TO ALIGN THE AIRPLANE WITH THE FIELD. THE AIRPLANE IMPACTED THE TERRAIN AND SUSTAINED SUBSTANTIAL DAMAGE TO THE FUSELAGE, WINGS, AND EMPENNAGE. A COMPRESSION CHECK REVEALED COMPRESSIONS OF 50, 55, 10, 66, 62, AND 58 POUNDS PER SQUARE INCH IN CYLINDERS ONE THROUGH SIX RESPECTIVELY. DURING THE CHECK OF THE NUMBER THREE CYLINDER, AIR COULD BE HEARD FLOWING INTO THE INTAKE MANIFOLD. EXAMINATION OF THE NUMBER THREE INTAKE VALVE REVEALED 'CONSIDERABLE' CARBON UNDER THE INTAKE VALVE SEAT AND SCRATCHES IN THE VALVE STEM.

Quoted verbatim from the NTSB record.