NTSB Identification: ATL88FA055.
The docket is stored on NTSB microfiche number 35438.
Accident occurred Sunday, December 06, 1987 in LAGRANGE, GA
Probable Cause Approval Date: 12/22/1988
Aircraft: PIPER PA-32-260, registration: N5587J
Injuries: 4 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

PLT LOST POWER IN CRUISE, IN DAY, VMC. MADE APCH TO INTERSTATE HWY I85. HIT OVERPASS SUPPORT COLUMN AT 15 FEET AGL. ENGINE OVERHAULED 51 HOURS BEFORE ACCIDENT. OVERHAUL RECORDS INDICATED MAGNETO REPAIR. ANNUAL INSP RECORDS INDICATED COMPLIANCE WITH AD 78-09-07, REGARDING MAGNETO. POSTCRASH EVIDENCE INDICATED INADEQUATE OVERHAUL, CARBURETOR AND MAGNETO NOT OVERHAULED. MECHANIC HAD LENGHTY HISTORY OF VIOLATIONS BY FAA FOR IMPROPER REPAIRS. POSTCRASH TESTING SHOWED LEFT MAG FIRING INTERMITTENTLY & CARB THROTTLE VALVE SEALS LEAKING, INDUCING A LEAN MIXTURE. CARB ACCELERATOR PUMP WEAK. ENGINE HESITATED WHEN THROTTLE JAMMED DURING POSTCRASH ENGINE RUN. PIC GOT PVT CERTIFICATE 9/73.

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

IGNITION SYSTEM,MAGNETO..ERRATIC

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

UNSUITABLE TERRAIN OR TAKEOFF/LANDING/TAXI AREA..SELECTED..PILOT IN COMMAND

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

MAINTENANCE,OVERHAUL..INADEQUATE..OTHER MAINTENANCE PERSONNEL


Contributing Factors

EMERGENCY PROCEDURE..DELAYED..PILOT IN COMMAND


Contributing Factors

LACK OF RECENT EXPERIENCE..PILOT IN COMMAND


Contributing Factors

LACK OF TOTAL EXPERIENCE..PILOT IN COMMAND


Contributing Factors

OBJECT..BRIDGE/OVERPASS


Contributing Factors

MAINTENANCE,COMPLIANCE WITH AD..NOT PERFORMED..OTHER MAINTENANCE PERSONNEL


Contributing Factors

FUEL SYSTEM,CARBURETOR..LEAK

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