Pilot Debrief

HARTUNIAN ROBERT PULSAR XP near Big Bear, CA — 2022-09-25

Final reportWPR22LA355
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Date
2022-09-25
Location
Big Bear, CA, USA
Airport
L35
Aircraft
HARTUNIAN ROBERT PULSAR XP
Registration
N204BH
Category
Airplane
Highest injury
Minor
Fatalities
0

Probable cause

The pilot’s inability to maintain directional control after landing with an excessive ground speed due to a tailwind which, resulted in a severe shimmy which subsequently damaged a hydraulic brake line.

NTSB narrative

The pilot in the experimental amateur-built tricycle landing gear equipped airplane reported that, he was not aware that a 10-mph tailwind existed during landing. He normally touches down at 90 mph, however with the tailwind, the airplane’s ground speed was 104 mph when the airplane touched down and a severe shimmy ensued. The pilot applied the brakes, however the left side brake failed, and the airplane veered right, exited the right side of the runway, and subsequently impacted a hangar. The airplane sustained substantial damage to the left wing and engine mounts. Post-accident examination of the airplane revealed that the left main landing gear wheel pant inboard bracket rivets failed, and the wheel pant severed the plastic hydraulic brake line.

NTSB coding

Evidence available

  • Photos
  • 4 docket documents
View NTSB final reportView NTSB docket

Docket documents4

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