# NTSB CHI80DEP36: Bell 47G-3B, N73995, Plainfield, WI, June 11, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 11, 1980
- Place: Plainfield, WI · PLAINFIELD, WI
- Location: 44.2175° N, 89.4969° W: Placed by OpenAirDocs: center of Plainfield, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.2175&lon=-89.4969&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 24, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 130501
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI80DEP36
- Page: https://openairdocs.org/ntsb/CHI80DEP36

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2227  80/6/11    PLAINFIELD,WI       BELL 47G-3B         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 37, 1156
        TIME - 1900                    N73995              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 1005 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PLAINFIELD,WI               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: SWATH RUN
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - POTATOES                                  TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - SIDES                             TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  1130                SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED
```

## Aircraft

- Registration: [N73995](https://openairdocs.org/deregistered/N73995-2018-01-08), registration cancelled 2018-01-08, S/N 2786, built 1963 (OpenAirDocs)
- Reported make and model: BELL 47G-3B
- Registry model: [Bell 47G-3B](https://openairdocs.org/model/bell-47g-3b) (registry code 1181026) (OpenAirDocs)
- Registry engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526, turbo-prop) (OpenAirDocs)
- 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 19800611022909A](https://openairdocs.org/incident/19800611022909A), Jun 11, 1980: Bell 47G3B, Plainfield, WI, Substantial damage. Fuel exhaustion occurred during swath run. Crash occurred during attempted emergency landing.

## Other investigations on N73995 (2)

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 CHI08CA192](https://openairdocs.org/ntsb/CHI08CA192), Jul 11, 2008: Bell 47G-3B (N73995), Port Edwards, WI, substantial damage. Probable cause: The pilot failed to maintain control of the helicopter when he inadvertently flared the helicopter and the rotor rpm decayed as a result of sustaining bee stings during an aerial application flight.…
- [NTSB DEN70D0132](https://openairdocs.org/ntsb/DEN70D0132), Nov 20, 1969: Bell 47G-3B (N73995), Alamogordo, NM, 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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