# NTSB MIA74DKJ61: Bell 47G-4, N1160W, Gaylesville, AL, June 14, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 14, 1974
- Place: Gaylesville, AL · GAYLESVILLE, AL
- Location: 34.2674° N, 85.5612° W: Placed by OpenAirDocs: center of Gaylesville, AL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.2674&lon=-85.5612&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 30, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 125798
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA74DKJ61
- Page: https://openairdocs.org/ntsb/MIA74DKJ61

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1407  74/6/14    GAYLESVILLE,ALA     BELL 47G-4          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 32, 713
        TIME - 0645                    N1160W              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 144 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          GAYLESVILLE,ALA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           HARD LANDING                                             LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
           TERRAIN - ROUGH/UNEVEN
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  125                       KIND OF OPERATION - SPRAYING FORESTS
          KIND OF CROP - FOREST-TREES                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - AFT OF PILOT                      TERRAIN-TYPE -HILLY
          ELEVATION-AREA BEING TREATED-FEET -  1000                SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - THIRD 1/3 TURN
        REMARKS- RPM DETERIORATED TO 2800.LNDD ON SLOPE MAIN ROTOR BLADE FLEXED CUT TAIL ROTOR DRIVE SHAFT.
```

## Aircraft

- Registration: N1160W (not matched to a registry record)
- Reported make and model: BELL 47G-4
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## 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 19740614015739A](https://openairdocs.org/incident/19740614015739A), Jun 14, 1974: Bell 47G4, Gaylesville, AL, Substantial damage. RPM deteriorated to 2800.lndd on slope main rotor blade flexed cut tail rotor drive shaft.

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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