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Accident description
Last updated: 16 October 2017
Status:Final
Date:Wednesday 20 March 1968
Time:20:07
Type:Silhouette image of generic CVLP model; specific model in this crash may look slightly different
Convair CV-340-38
Operator:Delta Air Lines
Registration: N4820C
C/n / msn: 152
First flight: 1954
Crew:Fatalities: 0 / Occupants: 3
Passengers:Fatalities: 0 / Occupants: 39
Total:Fatalities: 0 / Occupants: 42
Airplane damage: Damaged beyond repair
Location:Evansville, IN (   United States of America)
Phase: Approach (APR)
Nature:Domestic Scheduled Passenger
Departure airport:?
Destination airport:Evansville-Dress Regional Airport, IN (EVV/KEVV), United States of America
Narrative:
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.

Probable Cause:

PROBABLE CAUSES:
powerplant - engine structure: cylinder assembly
miscellaneous acts, conditions - material failure
pilot in command - misjudged distance and speed
FACTORS:
weather - low ceiling
weather - rain
airports/airways/facilities - airport conditions: wet runway

Sources:
» NTSB File 1-0015


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photo of Convair CV-340-38 N4820C
photo of Convair CV-340-38 N4820C
photo of Convair CV-340-38 N4820C
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