# NTSB CHI65F0041: Aeronca 7HC, N9818Y, Watertown, WI, February 27, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 27, 1965
- Place: Watertown, WI · WATERTOWN, WI
- Location: 43.1894° N, 88.7289° W: Placed by OpenAirDocs: center of Watertown, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.1894&lon=-88.7289&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 5, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 179383
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI65F0041
- Page: https://openairdocs.org/ntsb/CHI65F0041

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0344  65/2/27    WATERTOWN WIS       AERONCA 7HC         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 22, 58 TOTAL
        TIME - 1830                    N9818Y              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - WATERTOWN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           COLLIDED WITH: SNOWBANK                                  TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: ICE/SLUSH ON RUNWAY
```

## Aircraft

- Registration: [N9818Y](https://openairdocs.org/aircraft/N9818Y), registered now, S/N 7HC-30, built 1960 (OpenAirDocs)
- Reported make and model: AERONCA 7HC
- Registry model: [Champion 7HC](https://openairdocs.org/model/champion-7hc) (registry code 21101PN) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Watertown

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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