Incident Overview
Date: Thursday 24 December 1964
Aircraft Type: Lockheed L-1049H Super Constellation
Owner/operator: Flying Tiger Line
Registration Number: N6915C
Location: 7 km WSW of San Francisco International Airport, CA (SFO) –
ÿ United States of America
Phase of Flight: Initial climb
Status: Destroyed, written off
Casualties: Fatalities: 3 / Occupants: 3
Component Affected: The aircraft itself.The aircraft itself.
Investigating Agency: CABCAB
Category: Accident
A Constellation aircraft crashed into rising terrain of Sweeney’s Ridge following an IFR flight from San Francisco, deviating from its prescribed departure course. The crash occurred approximately 10 seconds after the initial advisory.A Constellation aircraft crashed into rising terrain of Sweeney’s Ridge following an IFR flight from San Francisco, deviating from its prescribed departure course. The crash occurred approximately 10 seconds after the initial advisory.
Description
The Constellation departed San Francisco runway 28L at 00:28 for an IFR flight to New York. Three minutes later the crew were advised that they were to the left of the prescribed departure course. Just 10 seconds later the plane crashed into rising terrain of Sweeney’s Ridge. PROBABLE CAUSE: “The probable cause was that the pilot, for undetermined reasons, deviated from departure course into an area of rising terrain where downdraft activity and turbulence affected the climb capability of the aircraft sufficiently to prevent terrain clearance.”
Primary Cause
The probable cause was that the pilot deviated from departure course into an area of rising terrain where downdraft activity and turbulence affected the climb capability of the aircraft sufficiently to prevent terrain clearance.The probable cause was that the pilot deviated from departure course into an area of rising terrain where downdraft activity and turbulence affected the climb capability of the aircraft sufficiently to prevent terrain clearance.Share on:
