# NTSB ATL83LA094: Robinson R-22, N9069N, Dyersburg, TN, January 31, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: January 31, 1983, 16:30 local (22:30 UTC)
- Place: Dyersburg, TN
- Coordinates: 36.029293, -89.380378 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.0293&lon=-89.3804&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 6001
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL83LA094
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/6001/pdf
- Page: https://openairdocs.org/ntsb/ATL83LA094

## Sequence of events

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

- Loss of control - in flight, takeoff
  - directional control - not maintained, pilot in command (cause)
  - lack of total experience in type of aircraft, pilot in command (cause)
  - stall - not corrected, pilot in command (cause)
- In flight collision with terrain/water, descent - uncontrolled
  - rotor rpm - not maintained, pilot in command (cause)

## Analysis

THE HELICOPTER CRASHED SHORTLY AFTER TAKEOFF ON A SOLO TRAINING FLIGHT. THE WEATHER WAS VMC AND NO FLIGHT PLAN WAS FILED. THE PILOT WAS UNINJURED. THE PILOT LOST DIRECTIONAL CONTROL AT LIFTOFF AND STARTED DRIFTING TOWARD PARKED ACFT. HE ATTEMPTED TO GO OVER THEM BUT IN DOING SO THE RPM DECAYED TO A POINT AT WHICH FLIGHT BECAME IMPOSSIBLE. THE ACFT COLLIDED WITH THE TERRAIN IN AN UNCONTROLLED DESCENT.

## Aircraft

- Registration: N9069N (not matched to a registry record)
- Reported make and model: ROBINSON R-22
- Category: Helicopter
- Serial number: 0179
- Airframe hours: 492
- Engines: LYCOMING O-320-A2C 124 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Ed Perkins
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, October 27, 1982, 57 hours before
- Departed: DYR, DYERSBURG, TN
- Airport: DYR, Dyersburg

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 43; private; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 3, valid medical--no waivers/lim.; seat: right; flight hours: 2,061 total, 15 in this make and model, 65 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 50° at 7 knots
- Visibility: 10 statute miles
- Temperature: 52 °F, dew point 39 °F
- Altimeter: 29.00 inHg
- Observed at: DYR, 50 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 19830131001859A](https://openairdocs.org/incident/19830131001859A), Jan 31, 1983: Robsin R22, Dyersburg, TN, Substantial damage. Student helicopter pilot lost directional control on liftoff. Began right spin recovered then hit ground sideways.

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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