# NTSB MKC72FCA30: Bell 47D1, N3111G, Dorena, MO, June 10, 1972

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: June 10, 1972
- Place: Dorena, MO · DORENA, MO
- Location: 36.6162° N, 89.2373° W: Placed by OpenAirDocs: center of Dorena, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.6162&lon=-89.2373&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report February 22, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 167364
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC72FCA30
- Page: https://openairdocs.org/ntsb/MKC72FCA30

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2278  72/6/10    DORENA,MO           BELL 47D1           CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 40, 8200
        TIME - 1600                    N3111G              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 8000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DORENA,MO                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: MAIN ROTOR                      TAKEOFF: VERTICAL
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           ROTORCRAFT - ROTOR ASSEMBLIES: MAIN ROTOR HEAD ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - SHEARED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- STEEP CLIMB TO CLEAR PWR LINES.ROTOR FLANGE SCREWS SHEARED.ALT TOO LOW TO RECOVER.
```

## Aircraft

- Registration: [N3111G](https://openairdocs.org/deregistered/N3111G-2009-02-03), registration cancelled 2009-02-03, S/N 415, built 1962 (OpenAirDocs)
- Reported make and model: BELL 47D1
- Registry model: [Bell 47D1G](https://openairdocs.org/model/bell-47d1g) (registry code 1180804) (OpenAirDocs)
- Registry engine: [Franklin 6A4200 series](https://openairdocs.org/engine/franklin-6a4200-series) (registry code 27027, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N3111G (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 FTW70F0022](https://openairdocs.org/ntsb/FTW70F0022), Jun 24, 1969: Bell 47D1 (N3111G), Livingston, LA, destroyed, 1 fatal

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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