# NTSB ATL83LA168: Grumman G-164B, N6756Q, New Hope, AL, April 21, 1983

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Limited investigation · Final report
- Date: April 21, 1983, 15:00 local (21:00 UTC)
- Place: New Hope, AL
- Coordinates: 34.530067, -86.409034 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=34.5301&lon=-86.4090&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 6056
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL83LA168
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/6056/pdf
- Page: https://openairdocs.org/ntsb/ATL83LA168

## Sequence of events

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

- Loss of engine power(total) - mech failure/malf, maneuvering - aerial application
  - engine assembly,cylinder - cracked (cause)
- Forced landing, landing - flare/touchdown
- In flight collision with object, landing - flare/touchdown
  - object - tree(s) (contributing factor)

## Analysis

THE ACFT COLLIDED WITH TREES DURING A FORCED LANDING FOLLOWING AN ENGINE FAILURE. THE PILOT STATED THAT DURING A PULL-UPAFTER SPRAYING A FIELD THE ENGINE MADE A LOUD BANG AND SMOKE AND OIL BEGAN TO POUR OUT OF THE ENGINE. THEN THE ENGINE FROZE AND THE PILOT WAS FORCED TO LAND. INVESTIGATION REVEALED THAT NUMBER 7 CYLINDER SEPARATED FROM THE ENGINE.

## Aircraft

- Registration: [N6756Q](https://openairdocs.org/deregistered/N6756Q-1998-06-10), registration cancelled 1998-06-10, S/N 267B (OpenAirDocs)
- Reported make and model: GRUMMAN G-164B
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164B](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164b) (registry code 3952802) (OpenAirDocs)
- Category: Airplane
- Serial number: 267B
- Airframe hours: 2312
- Engines: CONTINENTAL R-975-46/PA2 525 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Kenneth R. Sharp
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, March 28, 1983, 27 hours before
- Departed: M-82, HUNTSVILLE
- Destination: NEW HOPE

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 34; commercial; airplane ratings: single-engine land, multi-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: front; flight hours: 8,750 total, 2,500 in this make and model, 3,270 as pilot in command, 50 in the last 90 days

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 40 statute miles
- Lowest ceiling: none
- Temperature: 61 °F

## 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 19830421015229A](https://openairdocs.org/incident/19830421015229A), Apr 21, 1983: Scwzer G164B, New Hope, AL, Substantial damage. Crashed during emergency landing after engine failure during spraying operation.

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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