# NTSB FTW80FQG26: Ayres S-2R, N4017B, Seminole, TX, June 14, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 14, 1980
- Place: Seminole, TX · SEMINOLE, TX
- Location: 32.7222° N, 102.6498° W: Placed by OpenAirDocs: center of Seminole, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.7222&lon=-102.6498&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 25, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 131124
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW80FQG26
- Page: https://openairdocs.org/ntsb/FTW80FQG26

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0557  80/6/14    SEMINOLE,TX         AYRES S-2R          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 37, 18014
        TIME - 1030                    N4017B              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 600 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          SEMINOLE,TX                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: DITCHES                                   LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - TURBINE ASSEMBLY: BLADE,TURBINE WHEEL
           MISCELLANEOUS ACTS,CONDITIONS - OVERHEATED
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  600                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - UNKNOWN/NOT REPORTED                      TYPE OF CHEMICAL USED - UNKNOWN/NOT REPORTED
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - NOT AVAILABLE
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - UNKNOWN/NOT REPORTED
        REMARKS- CAUSE FOR ENGINE OVERHEAT UNDETERMINED
```

## Aircraft

- Registration: [N4017B](https://openairdocs.org/deregistered/N4017B-1997-10-09), registration cancelled 1997-10-09, S/N T34002 (OpenAirDocs)
- Reported make and model: AYRES S-2R
- Registry model: [Ayres S2R-T34](https://openairdocs.org/model/ayres-s2r-t34) (registry code 0970106) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Substantial damage
- Airport: Seminole

## 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 19800614027739A](https://openairdocs.org/incident/19800614027739A), Jun 14, 1980: Ayres S2R, Seminole, TX, Substantial damage. Engine quit en route to spray field. Hit ditch, landing on a road. Found power turbine damaged by excessive heat.

## Other investigations on N4017B (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 MIA90FA190](https://openairdocs.org/ntsb/MIA90FA190), Sep 26, 1990: Ayres S2R-T34 (N4017B), Thornton, MS, destroyed, 1 fatal. Probable cause: THE IMPROPER DRILLING OF A HOLE IN THE SPAR CAP BY A MECHANIC RESULTING IN THE INITIATION OF FATIGUE CRACKING IN THE SPAR CAP AND SUBSEQUENT FAILURE OF THE SPAR CAP AND INFLIGHT SEPARATION OF THE…

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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