# NTSB FTW02LA132: Grumman-Schweizer G-164B, N6718K, Gillett, AR, April 29, 2002

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 29, 2002, 08:10 local (13:10 UTC)
- Place: Gillett, AR
- Coordinates: 34.062778, -91.330558
- Nearby events: https://openairdocs.org/map.md?lat=34.0628&lon=-91.3306&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report April 1, 2003
- Report: Approved by Office Director
- Parties: Federal Aviation Administration
- NTSB case key (mKey): 54600
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW02LA132
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/54600/pdf
- NTSB docket: https://data.ntsb.gov/Docket?ProjectID=54600
- Page: https://openairdocs.org/ntsb/FTW02LA132

## Probable cause

the pilot's failure to maintain directional control on landing.  A contributing factor was the high vegetation.

## Sequence of events

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

- Loss of control - on ground/water, landing - roll
  - directional control - not maintained, pilot in command (cause)
  - ground loop/swerve - encountered, pilot in command
  - terrain condition - high vegetation (contributing factor)
- Nose over, landing - roll

## Analysis

The pilot was landing at a private dirt airstrip.  After landing, both spray booms became entangled with high grass bordering both sides of the runway.  The airplane swerved 90 degrees to the left, nosed over, and came to rest inverted.

## Factual narrative

On April 29, 2002, approximately 0810 central daylight time, a Grumman-Schweizer G-164B agricultural airplane, N6718K, sustained substantial damage when it nosed over while landing near Gillett, Arkansas.  The commercial pilot, sole occupant of the airplane, was not injured.  The airplane was owned and operated by Trites Flying Service, Gillett, Arkansas, under 14 Code of Federal Regulations Part 137.  Visual meteorological conditions prevailed for the local aerial application flight, and a flight plan was not filed. The flight originated from a private dirt airstrip near Gillett at 0745.

In a telephone interview with the NTSB investigator-in-charge, the pilot reported that after the airplane had landed, both left and right spray booms became entangled in high grass that bordered the sides of the runway.  The airplane subsequently turned 90 degrees to the left, went up on its nose, then flipped over, coming to rest in an inverted position 30 feet left and parallel to the runway.

An FAA inspector, who traveled to the accident site, reported the rudder and left upper wing panel sustained structural damage, the right upper wing panel was twisted, and the left lower wing panel was damaged.

## Aircraft

- Registration: [N6718K](https://openairdocs.org/aircraft/N6718K), registered now, S/N 436B, built 1978 (OpenAirDocs)
- Reported make and model: Grumman-Schweizer 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)
- Registry engine: [Continental R-975 series](https://openairdocs.org/engine/continental-r-975-series) (registry code 17037, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 436B
- Airframe hours: 8265
- Engines: Garrett-AiResearch TPE 331-1-151 665 horsepower turbo prop
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Trites Flying Service
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, February 7, 2002, 223 hours before
- Departed: Gillett, AR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 36; injuries: none; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; last flight review January 23, 2002; seat: front; flight hours: 5,887 total, 4,699 in this make and model, 5,887 as pilot in command, 223 in the last 90 days, 68 in the last 30 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 40° at 2 knots
- Lowest ceiling: none
- Temperature: 70 °F, dew point 52 °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 20020429009289A](https://openairdocs.org/incident/20020429009289A), Apr 29, 2002: Scwzer G164B, Tichnor, AR, No damage. (-23) On April 29, 2002, approximately 0810 central daylight time, a grumman-schweizer, G-164-B agricultural airplane, N6718K, sustained substantial damage…

## Docket (1 files)

The files NTSB released with the investigation on December 10, 2002, on NTSB's docket system: https://data.ntsb.gov/Docket?ProjectID=54600. 970 KB in all.

- Pilot/Operator Aircraft Accident Report, NTSB Form 6120.1 (item 1, .PDF, 970 KB): https://data.ntsb.gov/Docket/Document/docBLOB?ID=40432682&FileExtension=.PDF&FileName=Pilot%2FOperator%20Aircraft%20Accident%20Report,%20NTSB%20Form%206120.1-Redacted.PDF

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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