# NTSB CHI81FER04: Aeronca 11AC, N85906, Clyndon, MN, October 26, 1980

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: October 26, 1980
- Place: Clyndon, MN · CLYNDON, MN
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report December 23, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 128632
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI81FER04
- Page: https://openairdocs.org/ntsb/CHI81FER04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2896  80/10/26   CLYNDON,MN          AERONCA 11AC        CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 28, 131
        TIME - 1030                    N85906              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 11 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CLYNDON,MN                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - ANTI-ICING/DEICING EQUIPMENT-IMPROPER OPERATION OF/OR FAILED TO USE
           MISCELLANEOUS ACTS,CONDITIONS - ICE-CARBURETOR
        FACTOR(S)
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
           TERRAIN - WET,SOFT GROUND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      26
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          360                                                      CALM
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
```

## Aircraft

- Registration: [N85906](https://openairdocs.org/aircraft/N85906), registered now, S/N 11AC-315, built 1946 (OpenAirDocs)
- Reported make and model: AERONCA 11AC
- Registry model: [Aeronca 11AC](https://openairdocs.org/model/aeronca-11ac) (registry code 0191102) (OpenAirDocs)
- Registry engine: [Continental A&C65 series](https://openairdocs.org/engine/continental-a-c65-series) (registry code 17003, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19801026057999A](https://openairdocs.org/incident/19801026057999A), Oct 26, 1980: Bbavia 11AC, Glyndon, MN, Substantial damage. Rough engine. Decided to land. Overshot field. Selected another, engine quit. Landed short, nosed over. Carb ice.

## Other investigations on N85906 (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 UNK65X1070](https://openairdocs.org/ntsb/UNK65X1070), Dec 20, 1964: Aeronca 11AC (N85906), Gerogetown, MN, substantial damage

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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