Serious incident Hiller UH-12E N7411N,
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ASN Wikibase Occurrence # 377399
 
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Date:Wednesday 17 April 1985
Time:09:20 LT
Type:Silhouette image of generic UH12 model; specific model in this crash may look slightly different    
Hiller UH-12E
Owner/operator:Private
Registration: N7411N
MSN: 2110
Total airframe hrs:4739 hours
Engine model:LYCOMING VO-540-C2A
Fatalities:Fatalities: 0 / Occupants: 2
Aircraft damage: Minor
Category:Serious incident
Location:Broomfield, CO -   United States of America
Phase: Approach
Nature:Unknown
Departure airport:
Destination airport:
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
PILOT WAS TAKING FAA CHECKRIDE FOR ATP-ROTOCRAFT. EXAMINER REQUESTED AUTOROTATION DEMONSTRATION WITH POWER RECOVERY DUE TO HIGH GUSTY WINDS. PILOT SAID AUTOROTATION WAS NORMAL UNTIL 75-100 FT AGL WHEN RATE OF DESCENT BECAME EXCESSIVE. PILOT SAID BEFORE HE COULD REACT, HELICOPTER STRUCK GROUND.

Probable Cause:

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: DEN85IA117
Status: Investigation completed
Duration:
Download report: Final report

Sources:

NTSB DEN85IA117

History of this aircraft

Other occurrences involving this aircraft
9 March 1989 N7411N Private 0 Golden, CO sub

Location

Revision history:

Date/timeContributorUpdates
30-Mar-2024 11:20 ASN Update Bot Added

Corrections or additions? ... Edit this accident description

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