Accident Glasair Sportsman 2+2 N116ML,
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ASN Wikibase Occurrence # 352756
 
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Date:Sunday 22 August 1999
Time:10:00 LT
Type:Silhouette image of generic GLST model; specific model in this crash may look slightly different    
Glasair Sportsman 2+2
Owner/operator:Private
Registration: N116ML
MSN: 979
Total airframe hrs:487 hours
Engine model:Ford 4.2 LITER V6
Fatalities:Fatalities: 0 / Occupants: 3
Aircraft damage: Substantial
Category:Accident
Location:Grand Junction, TN -   United States of America
Phase: Landing
Nature:Private
Departure airport:Rossville, TN (54M)
Destination airport:(6TN7)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
The pilot stated the right front seat passenger deployed the spoilers during the flare to land causing a hard landing. The passenger retracted then redployed the spoilers when the airplane bounced. The airplane landed hard collapsing the left main landing gear then collided with terrain. The right front seat passenger stated that he deployed the spoilers after the airplane landed and may have retracted them momentarily but activated them again. The pilot did not apply power and the airplane landed then veered off the runway. He stated 'in retrospect, he probably shouldn't have kept the spoilers out after bouncing', and he previously agreed with the pilot to keep the spoilers deployed once activated. The rear seat passenger who had a clear view of the 'D ring' which activates the spoilers stated the airplane landed hard then bounced. Only following the bounce, did he see the right front passenger activate the spoilers. Examination of the site by an FAA inspector revealed the airplane came to rest in a ditch off the left side of the runway, approximately 800-1,000 feet from the approach end of the runway. The airplane was equipped with spoilers installed in the upper side of both wings.

Probable Cause: The improper spoiler extension by the passenger following the bounced landing, which resulted in the hard landing and collapse of the left main landing gear.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: MIA99LA236
Status: Investigation completed
Duration: 1 year and 3 months
Download report: Final report

Sources:

NTSB MIA99LA236

Location

Revision history:

Date/timeContributorUpdates
08-Mar-2024 17:46 ASN Update Bot Added

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