# NTSB SEA73DYA05: Bell 47G, N1071Z, Murtaugh, ID, August 6, 1972

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 6, 1972
- Place: Murtaugh, ID · MURTAUGH, ID
- Location: 42.4917° N, 114.1623° W: Placed by OpenAirDocs: center of Murtaugh, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4917&lon=-114.1623&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report March 26, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 168167
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA73DYA05
- Page: https://openairdocs.org/ntsb/SEA73DYA05

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3789   72/8/6    MURTAUGH,ID         BELL 47G            CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 49, 7430
        TIME - 0830                    N1071Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 60 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MURTAUGH,ID                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
           MISCELLANEOUS ACTS,CONDITIONS - SUNGLARE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  200                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - BEANS                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          GLOVES - USED                                            CRASH HELMET - AVAILABLE-NOT USED
          TANK/HOPPER-LOCATION - SIDES                             TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  6160                PROCEDURE TURNAROUND - SECOND 1/3 TURN
```

## Aircraft

- Registration: [N1071Z](https://openairdocs.org/deregistered/N1071Z-2002-08-08), registration cancelled 2002-08-08, S/N 999, built 1961 (OpenAirDocs)
- Reported make and model: BELL 47G
- Registry model: [Bell 47G](https://openairdocs.org/model/bell-47g) (registry code 1181002) (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

## Other investigations on N1071Z (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 FTW91LA007](https://openairdocs.org/ntsb/FTW91LA007), Oct 20, 1990: Bell 47G (N1071Z), Grand Prairie, TX, substantial damage. Probable cause: THE PILOT'S INADEQUATE COMPENSATION FOR THE EXISTING TAILWIND CONDITIONS AND HIS FAILURE TO MAINTAIN ROTOR RPM.
- [NTSB LAX66A0027](https://openairdocs.org/ntsb/LAX66A0027), Sep 15, 1965: Bell 47G (N1071Z), Las Vegas, NV, destroyed

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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