Incident Overview
Date: Wednesday 20 March 1968
Aircraft Type: Convair CV-340-38
Owner/operator: Delta Air Lines
Registration Number: N4820C
Location: Evansville, IN –
ÿ United States of America
Phase of Flight: Take off
Status: Destroyed, written off
Casualties: Fatalities: 0 / Occupants: 42
Component Affected: no.15 cylinderno.15 cylinder
Investigating Agency: NTSBNTSB
Category: Accident
A no. 1 engine failure resulted in a single-engine crash at Evansville due to a cylinder valve failure and pilot misjudgment during landing in poor weather conditions.A no. 1 engine failure resulted in a single-engine crash at Evansville due to a cylinder valve failure and pilot misjudgment during landing in poor weather conditions.
Description
A no. 1 engine failure caused the crew to make a single engine landing at Evansville in rain and low ceiling conditions. The pilot aborted the go-around he had initiated and crash-landed. An exhaust valve failure in the no.15 cylinder caused the engine failure. The pilot misjudged speed and distance while landing. PROBABLEÿCAUSES: powerplantÿ-ÿengineÿstructure:ÿcylinderÿassembly miscellaneousÿacts, conditionsÿ-ÿmaterialÿfailure pilotÿinÿcommandÿ-ÿmisjudgedÿdistanceÿandÿspeed FACTORS: weatherÿ-ÿlowÿceiling weatherÿ-ÿrain airports/airways/facilitiesÿ-ÿairportÿconditions:ÿwetÿrunway
Primary Cause
powerplant-enginestructure:cylinderassembly miscellaneousacts, conditions-materialfailure pilotincommand-misjudgeddistanceandspeed FACTORS: weather-lowceiling, weather-rain, airports/airways/facilities-airportconditions:wetrunwaypowerplant-enginestructure:cylinderassembly miscellaneousacts, conditions-materialfailure pilotincommand-misjudgeddistanceandspeed FACTORS: weather-lowceiling, weather-rain, airports/airways/facilities-airportconditions:wetrunwayShare on:
