Accident Details
Probable Cause and Findings
PARTIAL BLOCKAGE OF THE CARBURETOR BY A WASP NEST, WHICH WAS NOT VISIBLE DURING PREFLIGHT, AND WHICH RESULTED IN THE LOSS OF POWER.
Aircraft Information
Registered Owner (Historical)
Analysis
On July 29, 1994, about 1910 central daylight time, N74669, a Piper J5C registered to John Granberry, crashed while on a 14 CFR Part 91 personal flight, in Yazoo City, Mississippi. Visual meteorological conditions prevailed at the time and no flight plan was filed for the local flight. The airplane was substantially damaged and the pilot received minor injuries and the 2 passengers reported no injuries. The flight originated about 10 minutes earlier.
The pilot stated that after takeoff the airplane engine began to cut in and out. The engine then failed and he attempted a forced landing to a field. The airplane nosed over on landing. Examination of the engine by FAA personnel revealed that about 75% of the carburetor venturi area was blocked with mud dauber nest material,that swelled up when saturated with fuel.
Data Source
Data provided by the National Transportation Safety Board (NTSB). For more information on this event, visit the NTSB Records Search website. NTSB# MIA94LA188