Accident Robinson R44 Raven N982DH,
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ASN Wikibase Occurrence # 138821
 
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Date:Tuesday 27 September 2011
Time:16:15
Type:Silhouette image of generic R44 model; specific model in this crash may look slightly different    
Robinson R44 Raven
Owner/operator:Razor Blades Helicopters
Registration: N982DH
MSN: 0982
Year of manufacture:2000
Total airframe hrs:1876 hours
Engine model:Lycoming 0-540 SERIES
Fatalities:Fatalities: 0 / Occupants: 2
Aircraft damage: Substantial
Category:Accident
Location:St. Petersburg Clearwater International Airport - KPIE, FL -   United States of America
Phase: Manoeuvring (airshow, firefighting, ag.ops.)
Nature:Training
Departure airport:Clearwater, FL (PIE)
Destination airport:Clearwater, FL (PIE)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
The certified flight instructor (CFI) stated that she had relocated the helicopter from a dolly to the taxiway in order for the student to conduct the takeoff from the taxiway. The student pilot took control of the helicopter and lifted the collective, and the helicopter began to roll to the right. The CFI stated that she lowered the collective and applied left cyclic, but the helicopter continued to roll to the right. The helicopter came to rest on its right side and sustained substantial damage to the tailboom. The CFI reported there were no mechanical malfunctions or anomalies with the helicopter.
Probable Cause: The certified flight instructor's delayed remedial action, which resulted in a loss of control and subsequent rollover.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: ERA11CA505
Status: Investigation completed
Duration: 4 months
Download report: Final report

Sources:

NTSB

Location

Revision history:

Date/timeContributorUpdates
28-Sep-2011 03:17 gerard57 Added
28-Sep-2011 06:02 RobertMB Updated [Aircraft type, Registration, Cn, Operator, Location, Phase, Nature, Departure airport, Destination airport, Damage, Narrative]
28-Sep-2011 06:03 RobertMB Updated [Time, Total occupants]
28-Sep-2011 09:16 TJP Updated [Location]
21-Dec-2016 19:26 ASN Update Bot Updated [Time, Damage, Category, Investigating agency]
27-Nov-2017 17:14 ASN Update Bot Updated [Operator, Other fatalities, Departure airport, Destination airport, Source, Narrative]

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