On November 15, 2001, a Cessna 402B (registration N910WT) was involved in an aviation accident near Pasco, WA. No fatalities were reported. Investigators recorded the probable cause as: The pilot inadvertently allowed the aircraft to make its initial touchdown on the two inch-high lip of the displaced threshold. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During landing, the pilot inadvertently touched down on the two-inch lip of a displaced threshold. The left main gear tire deflated, causing the aircraft to veer left and depart the runway, collapsing the gear on soft terrain.
Incident Overview
During landing, the pilot inadvertently allowed the aircraft to make its initial touchdown on the two inch-high lip of the displaced threshold. As the left main gear tire impacted this lip, it began to rapidly lose air and go flat.
Sequence of Events
As the landing roll continued, the aircraft started to veer to the left, and the pilot was unable to keep it from departing the side of the runway. After it departed the runway, the aircraft's left main gear encountered soft terrain and experienced an overload collapse.
Damage
The left main gear collapsed due to overload after encountering soft terrain off the runway surface.
Probable cause
The pilot inadvertently allowed the aircraft to make its initial touchdown on the two inch-high lip of the displaced threshold.
What happened in the 15 Nov 2001 Cessna 402B accident near Pasco, WA?
During landing, the pilot inadvertently touched down on the two-inch lip of a displaced threshold. The left main gear tire deflated, causing the aircraft to veer left and depart the runway, collapsing the gear on soft terrain.
Were there any fatalities in the 15 Nov 2001 Cessna 402B accident?
No fatalities were recorded in this accident.
What aircraft was involved and where did it happen?
The accident on 15 Nov 2001 involved a Cessna 402B, registration N910WT, at Pasco, WA.
What was the probable cause of the accident?
The pilot inadvertently allowed the aircraft to make its initial touchdown on the two inch-high lip of the displaced threshold.
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