# NTSB MKC87LA011: Grumman G164B, N6608Q, Memphis, MO, October 30, 1986

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 30, 1986, 13:00 local (19:00 UTC)
- Place: Memphis, MO
- Coordinates: 40.460411, -92.159042 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=40.4604&lon=-92.1590&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): 34317
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC87LA011
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/34317/pdf
- Page: https://openairdocs.org/ntsb/MKC87LA011

## Sequence of events

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

- Fire, cruise
  - electrical system,battery - shorted (cause)
  - maintenance - inadequate, other maintenance personnel (cause)
  - electrical system - smoke (contributing factor)
- Forced landing, descent - emergency
- Nose over, landing - roll
  - precautionary landing - performed, pilot in command

## Analysis

THE AERIAL APPLICATION ACFT WAS EN ROUTE TO SEED A WHEAT FIELD WHEN SMOKE CAME INTO THE COCKPIT. THE PLT MADE A PRECAUTIONARY LANDING ON A BLACKTOP ROAD. THE ROAD WAS THE BEST AVAILABLE, BUT WAS NOT ADEQUATE AND ACFT FLIPPED FORWARD TO THE INVERTED POSITION. POST-ACCIDENT INSPECTION INDICATED POSITIVE BATTERY CABLE SHORTED AGAINST METAL BATTERY CASE. THE CABLE BURNED AND BATTERY CASE AND BATTERY MELTED.

## Aircraft

- Registration: [N6608Q](https://openairdocs.org/aircraft/N6608Q), registered now, S/N 135B, built 1976 (OpenAirDocs)
- Reported make and model: GRUMMAN G164B
- 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: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 135B
- Airframe hours: 3443
- Engines: P&W R-985-14B 450 horsepower reciprocating
- Damage: Destroyed
- Fire: In-Flight
- Flight: Aerial application, Part 137
- Registered owner: Ce-Air
- Airworthiness certificate: Special, Restricted (Special)
- Last inspection: Annual, March 17, 1986, 360 hours before

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 56; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; seat: center; flight hours: 10,000 total, 7,000 in this make and model, 300 in the last 90 days, 4 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 135° at 5 knots
- Visibility: 20 statute miles
- Lowest ceiling: none

## 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 19861030055399A](https://openairdocs.org/incident/19861030055399A), Oct 30, 1986: Scwzer G164B, Memphis, MO, Destroyed. The aircraft nosed over during a precautionary landing on a road. The battery cable shorted causing smoke.

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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