# NTSB FTW74DRG73: Callair A-9, N7275V, Lyford, TX, April 18, 1974

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: April 18, 1974
- Place: Lyford, TX · LYFORD, TX
- Location: 26.4146° N, 97.7893° W: Placed by OpenAirDocs: center of Lyford, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=26.4146&lon=-97.7893&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report May 14, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186432
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW74DRG73
- Page: https://openairdocs.org/ntsb/FTW74DRG73

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0685  74/4/18  NR.LYFORD,TEX         CALLAIR A-9         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 24, 580
        TIME - 0715                    N7275V              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 282 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         LYFORD,TEX                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: STARTING SWATH RUN
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           MISCELLANEOUS - VORTEX TURBULENCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  282                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  30                  SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - THIRD 1/3 TURN
        REMARKS- PLT ENCOUNTRD TURBLNCE OF LEAD ACFT.WND CALM.
```

## Aircraft

- Registration: [N7275V](https://openairdocs.org/deregistered/N7275V-2013-05-07), registration cancelled 2013-05-07, S/N 1291, built 1966 (OpenAirDocs)
- Reported make and model: CALLAIR A-9
- Registry model: [Intermountain CALLAIR A-9](https://openairdocs.org/model/intermountain-callair-a-9) (registry code 4570620) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, 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 19740418008609A](https://openairdocs.org/incident/19740418008609A), Apr 18, 1974: Airpts A9, Lyford, TX, Substantial damage. Plt encountrd turblnce of lead acft. Wnd calm.

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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