# NTSB MIA84FA081: Bell 47-G, N6357, Cedar Key, FL, February 16, 1984

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Field investigation · Final report
- Date: February 16, 1984, 11:00 local (16:00 UTC)
- Place: Cedar Key, FL
- Coordinates: 29.139823, -83.029991 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=29.1398&lon=-83.0300&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 30969
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA84FA081
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/30969/pdf
- Page: https://openairdocs.org/ntsb/MIA84FA081

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - in flight, hover
  - rotorcraft flight controls - improper use of, pilot in command (cause)
  - total, pilot in command (cause)
  - remedial action - inadequate, pilot in command (cause)
- Hard landing, descent - uncontrolled
  - flare - not attained, pilot in command (cause)

## Analysis

THE HELICOPTER TURNED AND DESCENDED FROM AN OUT OF GROUND EFFECT HOVER. THE RPMS DROPPED AND THE ACFT HIT THE GROUND HARD.

## Aircraft

- Registration: N6357 (not matched to a registry record)
- Reported make and model: BELL 47-G
- Category: Helicopter
- Serial number: 143160/1675
- Airframe hours: 13059
- Engines: FRANKLIN 6V-350A 235 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: William Almsteadt
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, March 25, 1983, 37 hours before
- Departed: CDK, CEDAR KEY, FL
- Destination: CDK, CEDAR KEY, FL
- Airport: CDK, George T Lewis, runway 5, 2,400 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 70; private; airplane ratings: single-engine land, single-engine sea; medical: class 3, valid medical--no waivers/lim.; seat: left

## Weather

- Conditions: Visual (VMC), Day
- Wind: 340° at 4 knots
- Visibility: 7 statute miles
- Lowest ceiling: 25,000 ft overcast
- Temperature: 68 °F, dew point 55 °F
- Altimeter: 30.00 inHg
- Observed at: GNV

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19840216004089A](https://openairdocs.org/incident/19840216004089A), Feb 16, 1984: Bell 47G, Cedar Key, FL, Substantial damage. Allowed rotor RPM decay on a high hover. Began to turn and stopped but dropped vertically to ground impact.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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