# NTSB MIA73FKT53: Bell 47G, N864Z, Miami Beach, FL, January 22, 1973

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: January 22, 1973
- Place: Miami Beach, FL · MIAMI BEACH, FL
- Location: 25.8114° N, 80.1449° W: Placed by OpenAirDocs: center of Miami Beach, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=25.8114&lon=-80.1449&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor, 1 uninjured
- Status: Completed, report June 22, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 170489
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA73FKT53
- Page: https://openairdocs.org/ntsb/MIA73FKT53

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1212  73/1/22    MIAMI BEACH,FLA     BELL 47G            CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 23, 330
        TIME - 1105                    N864Z               PX-  0  1  1  CTR PASSG-D               TOTAL HOURS, 15 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - COLLINS HELIPORT
        DEPARTURE POINT             INTENDED DESTINATION
          MIAMI BEACH,FLA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,ALTITUDE OR CLEARANCE
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
         FIRE AFTER IMPACT
        REMARKS- SIGHT-SEEING FLIGHT.PLT NOTED ENG ROTOR RPM,TACH DROP.TURNED S REDUCED PITCH.DSCNT CONT,HIT POLE.
```

## Aircraft

- Registration: [N864Z](https://openairdocs.org/aircraft/N864Z), registered now, S/N C-5004, built 1962 (OpenAirDocs)
- Reported make and model: BELL 47G
- Registry model: [Bell-Carson 47G-SUPER C-4](https://openairdocs.org/model/bell-carson-47g-super-c-4) (registry code 1181060) (OpenAirDocs)
- Registry engine: [Franklin 6VS-335 series](https://openairdocs.org/engine/franklin-6vs-335-series) (registry code 27040, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Collins Heliport

## 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 19730122005279A](https://openairdocs.org/incident/19730122005279A), Jan 22, 1973: Bell 47G, Miami Beach, FL, Substantial damage. Sight-seeing flight. Plt noted eng rotor RPM,tach drop. Turned s reduced pitch. Dscnt cont,hit pole.

## Other investigations on N864Z (1)

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.

- [NTSB UNK66X0159](https://openairdocs.org/ntsb/UNK66X0159), Jul 26, 1966: Bell 47G-2 (N864Z), Kingston, Jamaica, substantial damage

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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