# NTSB ATL84LA256: Grumman G-164A, N9888, Adams, TN, August 14, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: August 14, 1984, 08:00 local (13:00 UTC)
- Place: Adams, TN
- Coordinates: 36.580799, -87.060958 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=36.5808&lon=-87.0610&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 6520
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL84LA256
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/6520/pdf
- Page: https://openairdocs.org/ntsb/ATL84LA256

## Sequence of events

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

- In flight collision with object, cruise
  - in-flight planning/decision - improper, pilot in command (cause)
  - clearance - not maintained, pilot in command (cause)
  - object - tree(s)

## Analysis

AFTER COMPLETING A SPRAY RUN THE PLT CLIMBED TO 75 FT AGL TO FLY APRX 2 MILES TO THE NEXT FIELD. THE ELEVATION OF THE DESTINATION FIELD WAS HIGHER THAN THE LAST ONE SPRAYED; NO ESTIMATE OF ELEVATION CHANGE WAS PROVIDED. WHILE ATTEMPTING TO CLIMB OVER A HILL THE ACFT MUSHED INTO TREES.

## Aircraft

- Registration: [N9888](https://openairdocs.org/deregistered/N9888-2013-05-08), registration cancelled 2013-05-08, S/N 1304, built 1974 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman Acft ENG Cor-Schweizer G-164A](https://openairdocs.org/model/grumman-acft-eng-cor-schweizer-g-164a) (registry code 3952801) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Airframe hours: 2900
- Engines: P&W 985 450 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Smith Terry
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, February 1, 1984, 249 hours before
- Departed: CEDAR HILL, TN

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; flight instructor, commercial; airplane ratings: single-engine land; instrument ratings: airplane; medical: class 2, valid medical--w/ waivers/lim; seat: front; flight hours: 5,500 total, 700 in this make and model, 300 in the last 90 days, 5 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 40° at 4 knots
- Visibility: 4 statute miles
- Lowest ceiling: 1,200 ft overcast
- Temperature: 72 °F, dew point 64 °F
- Altimeter: 30.00 inHg
- Observed at: BNA, 33 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 19840814040509A](https://openairdocs.org/incident/19840814040509A), Aug 14, 1984: Scwzer G164A, Adams, TN, Substantial damage. Mushed into trees on rising terrain on pull up from a spray run. Failed to jettison the spray load.

## Other investigations on N9888 (1)

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 FTW77DRD16](https://openairdocs.org/ntsb/FTW77DRD16), Apr 29, 1977: Grumman G-164A (N9888), Eunice, LA, 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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