# NTSB LAX79FUQ41: Grum Amer AA1-C, N39056, Simi Valley, CA, July 29, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 29, 1979
- Place: Simi Valley, CA · SIMI VALLEY, CA
- Location: 34.2694° N, 118.7815° W: Placed by OpenAirDocs: center of Simi Valley, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.2694&lon=-118.7815&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report October 24, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 134669
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX79FUQ41
- Page: https://openairdocs.org/ntsb/LAX79FUQ41

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2064  79/7/29  NR.SIMI VALLEY,CA     GRUM AMER AA1-C     CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 32, 244
        TIME - 0945                    N39056              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 88 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - SANTA SUSANA
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          FULLERTON,CA                ROSAMOND,CA                 SIMI VALLEY,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - PREMATURE LIFT-OFF
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
```

## Aircraft

- Registration: [N39056](https://openairdocs.org/deregistered/N39056-1982-07-22), registration cancelled 1982-07-22, S/N AA1C0205, built 1978 (OpenAirDocs)
- Reported make and model: GRUM AMER AA1-C
- Registry model: [Grumman American Avn. AA-1C](https://openairdocs.org/model/grumman-american-avn-aa-1c) (registry code 3960100) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Santa Susana

## 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 19790729023369A](https://openairdocs.org/incident/19790729023369A), Jul 29, 1979: Gulstm AA1C, Simi Valley, CA, Destroyed. Made premature liftoff. Unable to climb. Hit house off end of runway.

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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