# NTSB FTW69F0515: Piper PA-18, N1850P, Presidio, TX, May 24, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 24, 1969
- Place: Presidio, TX · PRESIDIO, TX
- Location: 29.5603° N, 104.3653° W: Placed by OpenAirDocs: center of Presidio, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=29.5603&lon=-104.3653&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 3, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 183639
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW69F0515
- Page: https://openairdocs.org/ntsb/FTW69F0515

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1353  69/5/24    PRESIDIO,TEX        PIPER PA-18         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 26, 595
        TIME - 1130                    N1850P              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 210 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - SPENCER RANCH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - HIGH TEMPERATURE
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        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                  TEMPERATURE-F
          NONE                                                      95
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       8
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - DEFOLIATION (LIQUID)
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - NOT AVAILABLE
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - BELLY                             ELEVATION-AREA BEING TREATED-FEET -  2400
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED               PROCEDURE TURNAROUND - THIRD 1/3 TURN
        REMARKS- SPRAYING BRUSH.
```

## Aircraft

- Registration: [N1850P](https://openairdocs.org/aircraft/N1850P), registered now, S/N 18-4115, built 1955 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (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
- Airport: Spencer Ranch

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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