AERONCA 11AC

Marshall, MI — September 5, 2009

Event Information

DateSeptember 5, 2009
Event TypeACC
NTSB NumberCEN09LA567
Event ID20090908X22406
LocationMarshall, MI
CountryUSA
Coordinates42.27111, -84.96333
Highest InjuryNONE

Aircraft

MakeAERONCA
Model11AC
CategoryAIR
FAR Part091
Aircraft DamageSUBS

Conditions

Light ConditionDAYL
WeatherVMC

Injuries

Fatal0
Serious0
Minor0
None1
Total Injured0

Event Location

Probable Cause

The failure of the main landing gear attach point.

Full Narrative

On September 5, 2009, at 1315 eastern daylight time, an Aeronca 11AC, N3383E, nosed over while landing in a grass field in Marshall, Michigan, following a failure of the right main landing gear during the previous takeoff. The pilot was not injured and the airplane received substantial damage to the right wing and rudder. The personal flight was being conducted under Title 14 Code of Federal Regulations Part 91. Visual meteorological conditions prevailed and no flight plan was filed for the local flight. The flight originated from the Brooks Airport (RMY), Marshall, Michigan, at 1300.

The pilot reported that after liftoff he heard a "thump" and someone on the ground radioed him saying that his right landing gear looked "crooked." The pilot stated that because his aircraft battery was low he could not transmit over the radio. He decided to make an off airport landing in a field instead of trying to land at the busy airport which he just departed. The right main landing gear collapsed during the landing and the airplane nosed over.

Inspection of the airplane revealed the right main landing gear oleo strut attachment fitting failed allowing the landing gear to collapse. The last annual inspection on the airplane was dated August 7, 2000. The pilot reported that an annual inspection may have detected the failure.

About This NTSB Record

This aviation event was investigated by the National Transportation Safety Board (NTSB). NTSB investigates all U.S. civil aviation accidents to determine probable cause and issue safety recommendations to prevent future accidents.

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