# NTSB SEA86LA177: Bell 47G3B2, N7092J, Nahcotta, WA, July 21, 1986

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: July 21, 1986, 08:30 local (15:30 UTC)
- Place: Nahcotta, WA
- Location: 46.4984° N, 124.0335° W: Placed by OpenAirDocs: center of Nahcotta, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.4984&lon=-124.0335&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40450
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA86LA177
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40450/pdf
- Page: https://openairdocs.org/ntsb/SEA86LA177

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- In flight collision with terrain/water, maneuvering - aerial application
  - reason for occurrence undetermined (cause)

## Analysis

WHILE SPRAYING OYSTER BEDS THE PILOT INADVERTENTLY FLEW THE HELICOPTER INTO THE GROUND.

## Aircraft

- Registration: [N7092J](https://openairdocs.org/deregistered/N7092J-2012-04-24), registration cancelled 2012-04-24, S/N 6796, built 1971 (OpenAirDocs)
- Reported make and model: BELL 47G3B2
- Registry model: [Bell 47G-3B-2](https://openairdocs.org/model/bell-47g-3b-2) (registry code 1181029) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Serial number: 6796
- Airframe hours: 3406
- Engines: LYCOMING TVO-435-G1A 270 horsepower reciprocating
- Damage: Destroyed
- Flight: Aerial application, Part 137
- Registered owner: Max Foster
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: 100 hour, January 30, 1986, 42 hours before
- Departed: NAHCOTTA, WA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 30; commercial; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 1,865 total, 1,683 in this make and model, 209 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 230° at 2 knots
- Visibility: 10 statute miles
- Lowest ceiling: 1,000 ft broken
- Temperature: 59 °F
- Altimeter: 29.00 inHg

## 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 19860721075309A](https://openairdocs.org/incident/19860721075309A), Jul 21, 1986: Bell 47G3B2, Nahcotta, WA, Destroyed. The helicopter struck the oyster bed during a morning agricultural spray run. Pilot lost depth perception cues.

## Other investigations on N7092J (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 SEA76DYC66](https://openairdocs.org/ntsb/SEA76DYC66), Aug 11, 1976: Bell 47G3B2 (N7092J), Vancouver, WA, 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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