# NTSB OAK73FVG34: Amer Avco AA-1A, N9304L, Lincoln, CA, December 10, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 10, 1972
- Place: Lincoln, CA · LINCOLN, CA
- Location: 38.8779° N, 121.3040° W: Placed by OpenAirDocs: center of Lincoln, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.8779&lon=-121.3040&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 31, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 163228
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK73FVG34
- Page: https://openairdocs.org/ntsb/OAK73FVG34

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3830  72/12/10   LINCOLN,CALIF       AMER AVCO AA-1A     CR-  0  0  2  INSTRUCTIONAL             PRIVATE,FL.INSTR., AGE
        TIME - 1705                    N9304L              PX-  0  0  0  DUAL                      33, 482 TOTAL HOURS, 153
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - LINCOLN MUNICIPAL
        DEPARTURE POINT             INTENDED DESTINATION
          LINCOLN,CALIF               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: FINAL APPROACH
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - INATTENTIVE TO FUEL SUPPLY
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- MINIMUM FUEL,EXTREMELY NOSE HI LDG APCH.
```

## Aircraft

- Registration: [N9304L](https://openairdocs.org/aircraft/N9304L), registered now, S/N AA1A-0004 (OpenAirDocs)
- Reported make and model: AMER AVCO AA-1A
- Registry model: [American AA-1A](https://openairdocs.org/model/american-aa-1a) (registry code 0630710) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Lincoln Municipal

## Other investigations on N9304L (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 LAX71FUJ58](https://openairdocs.org/ntsb/LAX71FUJ58), Jan 18, 1971: Amer Avco AA1 (N9304L), Flagstaff, AZ, 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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