# NTSB SEA81DYP26: Bell 47G-2A, N73997, Moses Lake, WA, July 9, 1981

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 9, 1981
- Place: Moses Lake, WA · MOSES LAKE, WA
- Location: 47.1279° N, 119.2764° W: Placed by OpenAirDocs: center of Moses Lake, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.1279&lon=-119.2764&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report September 3, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 124084
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA81DYP26
- Page: https://openairdocs.org/ntsb/SEA81DYP26

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2725   81/7/9  NR.MOSES LAKE,WA      BELL 47G-2A         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 35, 11713
        TIME - 1100                    N73997              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 674 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         MOSES LAKE,WA                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 6800                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - PASTURE                                   TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - SIDES                             TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  1200                SWATH RUN-HOW FLOWN - DOWNWIND
```

## Aircraft

- Registration: [N73997](https://openairdocs.org/deregistered/N73997-1983-11-17), registration cancelled 1983-11-17, S/N 2880 (OpenAirDocs)
- Reported make and model: BELL 47G-2A
- Registry model: [Bell 47G-2A-1](https://openairdocs.org/model/bell-47g-2a-1) (registry code 1181014) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## 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 19810709039579A](https://openairdocs.org/incident/19810709039579A), Jul 9, 1981: Bell 47G2A1, Moses Lake, WA, Destroyed. Helicopter struck power lines and crashed during spray operation.

## Other investigations on N73997 (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 MKC69A0053](https://openairdocs.org/ntsb/MKC69A0053), Mar 19, 1969: Bell 47G2A1 (N73997), Kansas City, KS, destroyed, 3 fatal
- [NTSB FTW67A0042](https://openairdocs.org/ntsb/FTW67A0042), Sep 12, 1966: Bell 47G2A1 (N73997), Vici, OK, 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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