# NTSB FTW81DRD47: Grum Amer AA-5A, N9811U, Opelousas, LA, September 19, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 19, 1981
- Place: Opelousas, LA · OPELOUSAS, LA
- Location: 30.5249° N, 92.0817° W: Placed by OpenAirDocs: center of Opelousas, LA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.5249&lon=-92.0817&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 13, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 123233
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW81DRD47
- Page: https://openairdocs.org/ntsb/FTW81DRD47

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2512  81/9/19  NR.OPELOUSAS,LA       GRUM AMER AA-5A     CR-  0  0  1  INSTRUCTIONAL             COMMERCIAL, FL.INSTR.,
        TIME - 1100                    N9811U              PX-  0  0  1  DUAL                      AGE 34, 1265 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            60 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - AG STRIP
        DEPARTURE POINT             INTENDED DESTINATION
         OPELOUSAS,LA                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: DITCHES                                   LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
```

## Aircraft

- Registration: [N9811U](https://openairdocs.org/aircraft/N9811U), registered now, S/N AA5A-0211, built 1976 (OpenAirDocs)
- Reported make and model: GRUM AMER AA-5A
- Registry model: [Grumman American Avn. AA-5A](https://openairdocs.org/model/grumman-american-avn-aa-5a) (registry code 3960106) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Ag Strip

## 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 19810919060129A](https://openairdocs.org/incident/19810919060129A), Sep 19, 1981: Grumav AA5B, Opelousas, LA, Substantial damage. Veered off Private strip on landing roll. Stopped in a ditch. Runway has a high center crown.

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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