# NTSB FTW77DQG26: Grum Amer AA5A, N9574U, Sheffield, TX, May 15, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 15, 1977
- Place: Sheffield, TX · SHEFFIELD, TX
- Location: 30.6859° N, 101.8224° W: Placed by OpenAirDocs: center of Sheffield, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.6859&lon=-101.8224&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report June 21, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 152421
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW77DQG26
- Page: https://openairdocs.org/ntsb/FTW77DQG26

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0862  77/5/15    SHEFFIELD,TX        GRUM AMER AA5A      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 2000                    N9574U              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  AGE 41, 1896 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            23 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          NEW ORLEANS,LA              FT.STOCKTON,TX               JUNCTION,TX
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  ADVERSE/UNFAVORABLE WEATHER
                                  APPROACHING DARKNESS
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                     UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      78
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          170                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
```

## Aircraft

- Registration: [N9574U](https://openairdocs.org/deregistered/N9574U-2017-06-07), registration cancelled 2017-06-07, S/N AA5A-0074, built 1975 (OpenAirDocs)
- Reported make and model: GRUM AMER AA5A
- 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

## 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 19770515012249A](https://openairdocs.org/incident/19770515012249A), May 15, 1977: Grumav AA5A, Sheffield, TX, Substantial damage

## Other investigations on N9574U (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 CHI03LA298](https://openairdocs.org/ntsb/CHI03LA298), Aug 30, 2003: Grumman American AA-5A (N9574U), Harrisville, MI, substantial damage. Probable cause: The loss of engine power for undetermined reasons and the unsuitable terrain encountered during the forced landing. A factor to the accident was the trees.

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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