# NTSB ATL83LA281: Grumman G-164A, N8526H, Sledge, MS, July 16, 1983

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 16, 1983, 12:00 local (17:00 UTC)
- Place: Sledge, MS
- Coordinates: 34.429195, -90.219749 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.4292&lon=-90.2197&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 6131
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL83LA281
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/6131/pdf
- Page: https://openairdocs.org/ntsb/ATL83LA281

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - in flight, maneuvering - aerial application
  - stall - inadvertent, pilot in command (cause)
  - load jettison - performed, pilot in command
  - maneuver - misjudged, pilot in command (cause)
- In flight collision with terrain/water, maneuvering - aerial application
- Nose over, maneuvering - aerial application

## Analysis

THE ACFT COLLIDED WITH THE GROUND AND NOSED OVER DURING AN AERIAL APPLICATION MANEUVER. THE PLT STATED, THE ACFT STARTEDTO SETTLE WHILE IN A TURN AND HE DUMPED THE LOAD AFTER LEVELING THE WINGS BUT WAS UNABLE TO STOP THE DESCENT PRIOR TO GROUND CONTACT. THE ACFT HAD JUST BEEN LOADED WITH 200 GALLONS OF SPRAY AND ABOUT 70 GALLONS OF FUEL. TWO SWATH RUNS HADBEEN MADE PRIOR TO THE CRASH.

## Aircraft

- Registration: N8526H (not matched to a registry record)
- Reported make and model: GRUMMAN G-164A
- Category: Airplane
- Serial number: 1395
- Airframe hours: 2900
- Engines: P&W R1340-AN1 600 horsepower reciprocating
- Damage: Destroyed
- Flight: Aerial application, Part 137
- Registered owner: Mothershed Aviation, Inc.
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: 100 hour, February 16, 1983, 73 hours before
- Departed: PLEASANT GROVE, MS

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 23; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: front; flight hours: 550 in this make and model, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 190° at 4 knots
- Visibility: 5 statute miles
- Lowest ceiling: 20,000 ft overcast
- Temperature: 88 °F, dew point 75 °F
- Altimeter: 30.00 inHg
- Observed at: MEM, 39 nm away

## 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 19830716039939A](https://openairdocs.org/incident/19830716039939A), Jul 16, 1983: Scwzer G164A, Sledge, MS, Destroyed. Collided with cotton crop during a spray run. Airplane flipped on its back. Pilot blamed a high sink rate problem.

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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