# NTSB OAK66A0059: Bell 47G2, N2817B, Calistoga, CA, June 24, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 24, 1966
- Place: Calistoga, CA · CALISTOGA, CA
- Location: 38.5814° N, 122.5827° W: Placed by OpenAirDocs: center of Calistoga, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.5814&lon=-122.5827&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 13, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 171130
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK66A0059
- Page: https://openairdocs.org/ntsb/OAK66A0059

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0606  66/6/24    CALISTOGA CALIF     BELL 47G2           CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 0430                    N2817B              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   AGE 55, 16000 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 1825 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - MISCELLANEOUS EQUIPMENT: SPRAY,DUSTING EQUIPMENT
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
        REMARKS- ON LDG FLARE PLT SAW DUST SPREADER HANGING BELOW SKID.ARRESTED DESCENT.T/R STRUCK BAGS OF DUST.
```

## Aircraft

- Registration: [N2817B](https://openairdocs.org/aircraft/N2817B), registered now, S/N 1500, built 1956 (OpenAirDocs)
- Reported make and model: BELL 47G2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N2817B (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 LAX79FVM30](https://openairdocs.org/ntsb/LAX79FVM30), Aug 2, 1979: Bell 47G-2A (N2817B), Salinas, CA, 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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