NTSB Identification: MKC87LA150.
The docket is stored on NTSB microfiche number 35223.
Accident occurred Friday, July 31, 1987 in COLUMBUS, NE
Probable Cause Approval Date: 05/16/1989
Aircraft: PIPER PA-25-235, registration: N7532Z
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PIC WAS POSITIONING HIS AG ACFT FOR A SPRAY JOB WHEN HE THOUGHT HE HAD A PBLM WITH THE ENG. A PRECAUTIONARY LNDG WAS DECIDED ON, BUT THE LNDG RESULTED IN SUBSTANTIAL DMGE TO THE ACFT. A SPRAY PUMP, POSND BENEATH THE ENG COWLING WHICH ROTATES BY MEANS OF A WOODEN PROPELLER HAD FAILED GIVING THE PIC THE IMPRESSION THAT HE HAD SUSTAINED A PARTIAL ENG FAILURE. DESPITE THE VIBRATION, THE ACFT WAS CAPABLE OF FLYING TO THE PROPOSED DESTINATION.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

IN-FLIGHT PLANNING/DECISION..IMPROPER..PILOT IN COMMAND

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

PRECAUTIONARY LANDING..ATTEMPTED..PILOT IN COMMAND


Contributing Factors

AERIAL APPLICATION EQUIPMENT..FAILURE,TOTAL


Contributing Factors

VISUAL/AURAL PERCEPTION..PILOT IN COMMAND


Contributing Factors

TERRAIN CONDITION..OPEN FIELD


Contributing Factors

TERRAIN CONDITION..HIGH VEGETATION

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