# NTSB FTW88DRD09: Grumman G-164A, N4243, Basile, LA, June 17, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Final report
- Date: June 17, 1988, 12:15 local (17:15 UTC)
- Place: Basile, LA
- Coordinates: 30.48039, -92.599182 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=30.4804&lon=-92.5992&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 10, 1989
- Report: Approved by Office Director
- NTSB case key (mKey): 22493
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW88DRD09
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/22493/pdf
- Page: https://openairdocs.org/ntsb/FTW88DRD09

## Sequence of events

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

- Airframe/component/system failure/malfunction, takeoff
  - landing gear,main gear attachment - disconnected (cause)
  - landing gear,axle - separation
  - landing gear - not maintained, other maintenance personnel (cause)
- Nose over, landing

## Analysis

DURING OR AFTER LIFT-OFF, THE RIGHT LANDING GEAR AXLE ASSEMBLY SEPARATED FROM THE LANDING GEAR LEG WHEN THE MOUNTING BOLTS SHEARED. DURING LANDING, THE AIRPLANE GROUND-LOOPED AND THEN FLIPPED TO THE INVERTED POSITION.

## Aircraft

- Registration: [N4243](https://openairdocs.org/deregistered/N4243-1991-05-01), registration cancelled 1991-05-01, S/N 1014 (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)
- Category: Airplane
- Serial number: 1014
- Airframe hours: 3517
- Engines: P&W R-1340-AN-14B 600 horsepower reciprocating
- Damage: Substantial damage
- Flight: Aerial application, Part 137
- Registered owner: Toups Flying Service Inc.
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, March 15, 1988, 384 hours before
- Departed: BASILE, LA

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 37; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--no waivers/lim.; seat: center; flight hours: 10,045 total, 9,000 in this make and model, 1,000 as pilot in command, 400 in the last 90 days, 100 in the last 30 days, 8 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 270° at 6 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 90 °F
- Altimeter: 29.00 inHg

## 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 19880617024339A](https://openairdocs.org/incident/19880617024339A), Jun 17, 1988: Scwzer G164A, Basile, LA, Substantial damage. A wheel came off on takeoff. Pilot finished spray runs. Aircraft flipped over landing. Axle bolt had sheared.

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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