# NTSB MIA79FKQ07: Grumman G164A, N4573, Lucedale, MS, April 18, 1979

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: April 18, 1979
- Place: Lucedale, MS · LUCEDALE, MS
- Location: 30.9312° N, 88.5959° W: Placed by OpenAirDocs: center of Lucedale, MS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.9312&lon=-88.5959&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report June 27, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 136027
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA79FKQ07
- Page: https://openairdocs.org/ntsb/MIA79FKQ07

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0768  79/4/18  NR.LUCEDALE,MS        GRUMMAN G164A       CR-  0  1  0  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1715                    N4573               PX-  0  0  0  AERIAL APPLICATION        AGE 46, 12000 TOTAL
                                       DAMAGE-DESTROYED    OT-  0  0  0                            HOURS, 800 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         LUCEDALE,MS                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: STARTING SWATH RUN
           COLLIDED WITH: TREES                                     IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: BLOWER,IMPELLER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE-WEAR/PLAY
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 7000                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          GLOVES - NOT USED                                        GOGGLES - NOT USED
          CRASH HELMET - AVAILABLE USED                            COCKPIT CRASHPAD - INSTALLED
          CRASH BAR - INSTALLED                                    TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -ROLLING                                    ELEVATION-AREA BEING TREATED-FEET -  250
          SWATH RUN-HOW FLOWN - UNKNOWN/NOT REPORTED
         FIRE AFTER IMPACT
        REMARKS- IMPELLER DRIVE SHOWED SHEARED TEETH AND EXCESSIVE PLAY.
```

## Aircraft

- Registration: [N4573](https://openairdocs.org/deregistered/N4573-1981-12-23), registration cancelled 1981-12-23, S/N 1061, built 1973 (OpenAirDocs)
- Reported make and model: GRUMMAN G164A
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19790418009119A](https://openairdocs.org/incident/19790418009119A), Apr 18, 1979: Gulstm G164A, Lucedale, MS, Destroyed. Engine rear power section failed. Aircraft descended into tree during descent into field for spray run.

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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