# NTSB NYC84LA219: Lake LA-4-200, N6209V, Amityville, NY, June 23, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 23, 1984, 14:00 local (18:00 UTC)
- Place: Amityville, NY
- Coordinates: 40.660285, -73.409217 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.6603&lon=-73.4092&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 35691
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC84LA219
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/35691/pdf
- Page: https://openairdocs.org/ntsb/NYC84LA219

## Sequence of events

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

- Abrupt maneuver, taxi
  - airspeed - excessive, dual student (cause)
  - remedial action - attempted, pilot in command (contributing factor)
  - water loop/swerve - inadvertent, dual student (cause)
  - control interference - initiated, dual student (cause)
- On ground/water encounter with terrain/water, taxi
  - terrain condition - water,glassy

## Analysis

THE ACFT SUSTAINED SUBSTANTIAL DAMAGE DURING A STEP TURN MANEUVER ON THE WATER. THE STUDENT WAS BRIEFED BY THE INSTRUCTOR PRIOR TO THE FLIGHT AND THEY PROCEEDED TO PERFORM TRAINING MANEUVERS OVER THE WATER. DURING THE STEP TURN MANEUVER, THE INSTRUCTOR NOTICED EXCESSIVE AIRSPEED INDICATION AND TOLD THE STUDENT TO REDUCE POWER. THE STUDENT DID NOT AND THE INSTRUCTOR TOOK CONTROL OF THE AIRCRAFT. THE STUDENT APPLIED RIGHT RUDDER FORCING THE LEFT FLOAT INTO THE WATER. THE AIRCRAFT WAS TURNED SIDEWAYS AND IT COLLIDED WITH THE WATER IN A SIDEWAYS POSITION.

## Aircraft

- Registration: N6209V (not matched to a registry record)
- Reported make and model: LAKE LA-4-200
- Category: Airplane
- Serial number: 855
- Airframe hours: 301
- Engines: LYCOMING IO-360-A16 200 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Registered owner: Triple Tree Aviation,Ltd.
- Airworthiness certificate: Standard, Normal
- Last inspection: 100 hour, May 8, 1984, 39 hours before
- Departed: FRG, FARMINGDALE, NY
- Airport: FRG, Republic

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 51; airline transport, flight instructor; airplane ratings: single-engine sea, multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: right; flight hours: 9,188 total, 90 in this make and model, 9,066 as pilot in command, 209 in the last 90 days, 6 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 180° at 10 knots
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 81 °F

## 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 19840623026299A](https://openairdocs.org/incident/19840623026299A), Jun 23, 1984: Conaer LA4200, Amityville, NY, Substantial damage. During a step turn takeoff student misused rudder. Wing float dragged. Airplane flew sideways and hit hard.

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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