Accident Bell 47G-2 N37870,
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ASN Wikibase Occurrence # 362375
 
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Date:Sunday 28 February 1993
Time:19:00 LT
Type:Silhouette image of generic B47G model; specific model in this crash may look slightly different    
Bell 47G-2
Owner/operator:Private
Registration: N37870
MSN: 47-1965-2
Total airframe hrs:719 hours
Engine model:LYCOMING VO-435-A1D
Fatalities:Fatalities: 0 / Occupants: 2
Aircraft damage: Substantial
Category:Accident
Location:Rio Grande -   Puerto Rico
Phase: Unknown
Nature:Training
Departure airport:Carolina, PR
Destination airport:Fajardo, PR (X95)
Investigating agency: NTSB
Confidence Rating: Accident investigation report completed and information captured
Narrative:
THE STUDENT PLT REPORTED THAT DURING CRUISE FLT, HE NOTED A STRONG VIBRATION FROM THE HELICOPTER AND A TENDENCY FOR THE HELICOPTER TO GO TO THE RIGHT. HE EXECUTED A 180-DEGREE TURN AND WHILE DESCENDING FOR A PRECAUTIONARY LANDING TO A CONCRETE PAD, THE MAIN ROTOR BLADES COLLIDED WITH A TREE. THE HELICOPTER THEN DESCENDED, COLLIDED WITH THE GROUND, AND ROLLED ONTO ITS RT SIDE. NO DETERMINATION COULD BE MADE AS TO THE REASON FOR THE REPORTED VIBRATION OR YAWING TENDENCY. ACCORDING TO AN FAA INSPECTOR WHO EXAMINED THE HELICOPTER AT THE ACCIDENT SITE, AN OPEN FIELD WAS ADJACENT TO THE CONCRETE PAD AND A PASSENGER WAS IN THE HELICOPTER WHEN IT CRASHED.

Probable Cause: POOR IN-FLIGHT PLANNING BY THE PILOT-IN-COMMAND. CONTRIBUTING TO THE ACCIDENT WAS THE FLIGHT'S LACK OF TOTAL EXPERIENCE.

Accident investigation:
cover
  
Investigating agency: NTSB
Report number: MIA93LA076
Status: Investigation completed
Duration: 11 months
Download report: Final report

Sources:

NTSB MIA93LA076

Revision history:

Date/timeContributorUpdates
17-Mar-2024 20:44 ASN Update Bot Added

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