Descripción del Accidente ASN 09 JUL 1966 Martin 4-0-4 N40446 - Roanoke Municipal Airport, VA (ROA)
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Estado:Accident investigation report completed and information captured
Fecha:sbado 9 julio 1966
Tipo:Silhouette image of generic M404 model; specific model in this crash may look slightly different
Martin 4-0-4
Operador:Piedmont Airlines
Registración: N40446
Numéro de série: 14238
Año de Construcción: 1952
Tripulación:Fatalidades: 0 / Ocupantes: 4
Pasajeros:Fatalidades: 0 / Ocupantes: 38
Total:Fatalidades: 0 / Ocupantes: 42
Daños en la Aeronave: Anulado
Consecuencias: Written off (damaged beyond repair)
Ubicación:Roanoke Municipal Airport, VA (ROA) (   Estados Unidos de América)
Fase: En Espera (STD)
Naturaleza:Vuelo Doméstico Programado
Aeropuerto de Salida:Roanoke Municipal Airport, VA (ROA/KROA), Estados Unidos de América
Aeropuerto de Llegada:?
The landing gear retracted while parked on the apron.

Probable Cause:

personnel - maintenance,servicing,inspection: improper maintenance (maintenance personnel)
systems - hydraulic system: reservoir,lines,fittings
airframe - landing gear: switches,levers,cranking mechanism,etc.
miscellaneous acts, conditions - disregard of good operating practice

» NTSB File #1-0042


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This information is not presented as the Flight Safety Foundation or the Aviation Safety Network’s opinion as to the cause of the accident. It is preliminary and is based on the facts as they are known at this time.
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