# NTSB IAD74FIG23: Amer Avco AA1, N1012G, Stevensville, MD, April 21, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 21, 1974
- Place: Stevensville, MD · STEVENSVILLE, MD
- Location: 38.9744° N, 76.3185° W: Placed by OpenAirDocs: center of Stevensville, MD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.9744&lon=-76.3185&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 6, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186271
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD74FIG23
- Page: https://openairdocs.org/ntsb/IAD74FIG23

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0862  74/4/21    STEVENSVILLE,MD     AMER AVCO AA1       CR-  0  0  1  INSTRUCTIONAL             PRIVATE, AGE 33, 81 TOTAL
        TIME - 1240                    N1012G              PX-  0  0  0  SOLO                      HOURS, 24 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BAY BRIDGE
        DEPARTURE POINT             INTENDED DESTINATION
          BALTIMORE,MD                STEVENSVILLE,MD
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           COLLIDED WITH: DITCHES                                   LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT CROSS WIND 068-112 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          190                                                       15
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PLT RPTD WIND 15K,GUSTS TO 20K.EXCEEDED MAX DEMONSTRATED X-WIND COMPONENT OF ACFT.
```

## Aircraft

- Registration: [N1012G](https://openairdocs.org/aircraft/N1012G), registered now, S/N AA1-0122, built 1969 (OpenAirDocs)
- Reported make and model: AMER AVCO AA1
- Registry model: [American AA-1](https://openairdocs.org/model/american-aa-1) (registry code 0630610) (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: Bay Bridge

## 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 19740421008949A](https://openairdocs.org/incident/19740421008949A), Apr 21, 1974: Grumav AA1, Stevensville, MD, Substantial damage. Plt rptd wind 15K,gusts to 20K.exceeded max demonstrated x-wind component of acft.

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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