# NTSB FTW80DPD43: Piper PA-36, N57746, Knox City, TX, August 23, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 23, 1980
- Place: Knox City, TX · KNOX CITY, TX
- Location: 33.4176° N, 99.8157° W: Placed by OpenAirDocs: center of Knox City, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=33.4176&lon=-99.8157&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 17, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 134040
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW80DPD43
- Page: https://openairdocs.org/ntsb/FTW80DPD43

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2972  80/8/23    KNOX CITY,TX        PIPER PA-36         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 46, 7865
        TIME - 1700                    N57746              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 2300 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - KNOX CITY MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          KNOX CITY,TX                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
        FACTOR(S)
           WEATHER - THUNDERSTORM ACTIVITY
           WEATHER - DOWNDRAFT,UPDRAFTS
           WEATHER - RAIN
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      100
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          135                                                       6
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - UNKNOWN/NOT REPORTED
          KIND OF CROP - UNKNOWN/NOT REPORTED                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 TANK/HOPPER-LOCATION - UNKNOWN/NOT REPORTED
        REMARKS- PLT RPRTD UN TO MAINT ALT NR TSTM W FULL PWR AT 110KTS.D/A APRX 4500FT.
```

## Aircraft

- Registration: [N57746](https://openairdocs.org/aircraft/N57746), registered now, S/N 36-7660059, built 1976 (OpenAirDocs)
- Reported make and model: PIPER PA-36
- Registry model: [Piper PA-36-285](https://openairdocs.org/model/piper-pa-36-285) (registry code 7103610) (OpenAirDocs)
- Registry engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Knox City Muni

## 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 19800823037029A](https://openairdocs.org/incident/19800823037029A), Aug 23, 1980: Piper PA36285, Knox City, TX, Destroyed. Pilot encountered turbulence which forced aircraft into ground causing substantial damage.

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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