Incident Overview
Date: Friday 26 October 1934
Aircraft Type: Ford 4-AT-E Tri-Motor
Owner/operator: Ptarmigan Airlines
Registration Number: NC8403
Location: Flat Airport, AK (FLT) –
ÿ United States of America
Phase of Flight: Landing
Status: Destroyed, written off
Casualties: Fatalities: 0 / Occupants:
Component Affected: Aircraft undercarriage (specifically the landing gear)Aircraft undercarriage (specifically the landing gear)
Category: Accident

A heavy tractor load caused a groundlooping event, resulting in the collapse of the aircraft’s undercarriage. The aircraft was operating in crosswind conditions.A heavy tractor load caused a groundlooping event, resulting in the collapse of the aircraft’s undercarriage. The aircraft was operating in crosswind conditions.
Description
Groundlooped and the undercarriage collapsed. The airplane was carrying a heavy load of tractor parts when it landed in crosswind conditions.
Primary Cause
Heavy tractor load and crosswind conditions created a destabilizing situation that led to a groundlooping and subsequent undercarriage collapse.Heavy tractor load and crosswind conditions created a destabilizing situation that led to a groundlooping and subsequent undercarriage collapse.Share on: