# NTSB MIA72DKG17: Aero Comdr A-9B, N7728V, Vienna, GA, August 2, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 2, 1971
- Place: Vienna, GA · VIENNA, GA
- Location: 32.0927° N, 83.7868° W: Placed by OpenAirDocs: center of Vienna, GA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.0927&lon=-83.7868&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report March 16, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162955
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA72DKG17
- Page: https://openairdocs.org/ntsb/MIA72DKG17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2844   71/8/2    VIENNA,GA           AERO COMDR A-9B     CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1700                    N7728V              PX-  0  0  0  AERIAL APPLICATION        AGE 42, 3200 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            700 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CORDELE,GA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED SPEED AND CLEARANCE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - PILOT FATIGUE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 3000                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 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 -  300                 SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- PLT HAD FLOWN ABOUT 8-10 HRS THIS DATE.
```

## Aircraft

- Registration: [N7728V](https://openairdocs.org/deregistered/N7728V-2012-08-10), registration cancelled 2012-08-10, S/N 1479, built 1969 (OpenAirDocs)
- Reported make and model: AERO COMDR A-9B
- Registry model: [Aero Commander CALLAIR A-9B](https://openairdocs.org/model/aero-commander-callair-a-9b) (registry code 0144206) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N7728V (2)

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 IAD77DKM32](https://openairdocs.org/ntsb/IAD77DKM32), Aug 26, 1977: Callair A-9 (N7728V), Charlotte, NC, substantial damage
- [NTSB MIA75DKG23](https://openairdocs.org/ntsb/MIA75DKG23), Aug 23, 1974: Aero Comdr A-9B (N7728V), Whigham, GA, 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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