# NTSB LAX84FA193: Robinson R22, N8404S, Thousand Oaks, CA, February 22, 1984

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Field investigation · Final report
- Date: February 22, 1984, 15:56 local (23:56 UTC)
- Place: Thousand Oaks, CA
- Coordinates: 34.209384, -118.87947 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.2094&lon=-118.8795&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 23941
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX84FA193
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/23941/pdf
- Page: https://openairdocs.org/ntsb/LAX84FA193

## Sequence of events

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

- In flight collision with object, cruise
  - proper altitude - not maintained, pilot in command (cause)
  - complacency, pilot in command (contributing factor)
  - object - wire,transmission (contributing factor)
  - visual lookout - inadequate, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled

## Analysis

THE HELICOPTER COLLIDED WITH 2 CABLES SUPPORTED BY 150 FT TALL TWIN TOWERS. IT THEN WENT OUT OF CONTROL & CRASHED INTO A 15 FT DEEP DRAINAGE DITCH & BURNED. THE PLT HAD BEEN CITED ON 2/20/84 FOR 'CARELESS & RECKLESS OPERATION OF AN ACFT.'  ANOTHER PERSON WHO HAD FLOWN WITH THE PLT REPORTED THAT HE OFTEN FLEW AT LOW ALT.

## Aircraft

- Registration: [N8404S](https://openairdocs.org/deregistered/N8404S-2013-07-29), registration cancelled 2013-07-29, S/N 0349, built 1983 (OpenAirDocs)
- Reported make and model: ROBINSON R22
- Registry model: [Robinson Helicopter R22](https://openairdocs.org/model/robinson-helicopter-r22) (registry code 7640102) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Serial number: 349
- Engines: LYCOMING O-320-B2C 124 horsepower reciprocating
- Damage: Destroyed
- Fire: On-Ground
- Flight: Part 91
- Registered owner: Arthur N. Fisher
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, February 16, 1984

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 50; commercial; medical: class 1, valid medical--w/ waivers/lim; seat: right; flight hours: 310 total, 256 in this make and model, 175 as pilot in command, 95 in the last 90 days, 37 in the last 30 days, 2 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 20 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 61 °F, dew point 45 °F
- Altimeter: 29.00 inHg
- Observed at: OXR, 13 nm away

## 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 19840222005059A](https://openairdocs.org/incident/19840222005059A), Feb 22, 1984: Robsin R22, Thousand Oaks, CA, Destroyed, 1 fatal. The helicopter struck powerlines during low level operation. The pilot had a history of reckless flying.

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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