# NTSB ATL81DIA04: Grum Amer AA1A, N81YB, Culpeper, VA, April 12, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 12, 1981
- Place: Culpeper, VA · CULPEPER, VA
- Location: 38.4703° N, 77.9998° W: Placed by OpenAirDocs: center of Culpeper, VA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.4703&lon=-77.9998&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 13, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 126714
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL81DIA04
- Page: https://openairdocs.org/ntsb/ATL81DIA04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0601  81/4/12    CULPEPER,VA         GRUM AMER AA1A      CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 43, 462
        TIME - 1015                    N81YB               PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 323 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CULPEPER
        DEPARTURE POINT             INTENDED DESTINATION
          CULPEPER,VA                 WARRENTON,VA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DIRT BANK                                 TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - DELAYED ACTION IN ABORTING TAKEOFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - RAN OFF END OF RUNWAY
        REMARKS- PORPOISED AFTER ROTATION TO TKOF ATTITUDE.PULLED PWR BACK,APPLIED PWR AGAIN,THEN ABORTED.
```

## Aircraft

- Registration: [N81YB](https://openairdocs.org/deregistered/N81YB-2014-11-19), registration cancelled 2014-11-19, S/N AA1A-0053, built 1971 (OpenAirDocs)
- Reported make and model: GRUM AMER AA1A
- 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: Culpeper

## 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 19810412015719A](https://openairdocs.org/incident/19810412015719A), Apr 12, 1981: Grumav AA1A, Culpeper, VA, Substantial damage. Airplane porpoised on takeoff roll. Undecided to continue or abort. Ran off end of runway into embankment.

## Other investigations on N81YB (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 NYC84FA039](https://openairdocs.org/ntsb/NYC84FA039), Nov 27, 1983: American AA-1A (N81YB), Wellsville, PA, destroyed, 2 fatal

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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