# NTSB ATL89LA003: Cessna 150M, N6176K, Silerton, TN, October 2, 1988

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: October 2, 1988, 12:45 local (17:45 UTC)
- Place: Silerton, TN
- Location: 35.3424° N, 88.8099° W: Placed by OpenAirDocs: center of Silerton, TN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=35.3424&lon=-88.8099&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 16, 1990
- Report: Approved by Office Director
- NTSB case key (mKey): 7935
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL89LA003
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/7935/pdf
- Page: https://openairdocs.org/ntsb/ATL89LA003

## Sequence of events

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

- Loss of engine power(partial) - nonmechanical, cruise - normal
  - weather condition - carburetor icing conditions (contributing factor)
  - carburetor heat - delayed, pilot in command (cause)
  - fuel system,carburetor - ice (cause)
- Forced landing, descent - emergency
- Nose over, landing - roll
  - terrain condition - soft (contributing factor)

## Analysis

THE STUDENT PLT WAS ON A VFR X-COUNTRY FLT. SHE RPRTD THAT AFTER LEVELING AT 2000', THE ENG BEGAN RUNNING ROUGH & THE RPM DROPPED FROM 2400 TO ABOUT 2000 RPM. THE ACFT WOULD NOT MAINT ALT. THE STUDENT SAID SHE APPLIED CARB HEAT WHEN THE ACFT WAS AT ABOUT 1300' & THE RPM WAS ABT 1700. SHE ELECTED TO LAND WHILE THE ENG STILL HAD PWR. HOWEVER, WHILE LANDING IN A PLOWED FIELD, THE ACFT NOSED OVER AS IT SLOWED DOWN. WHEN THE ACFT WAS EXAMINED AFTER THE ACDNT, NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. THE TEMP & DEW POINT WERE 74 & 55 DEG, RESPECTIVELY. ACCORDING TO ICING PROBABILITY CHARTS, CONDS WERE CONDUCIVE TO CARB ICE.

## Aircraft

- Registration: [N6176K](https://openairdocs.org/aircraft/N6176K), registered now, S/N 15077571, built 1975 (OpenAirDocs)
- Reported make and model: CESSNA 150M
- Registry model: [Cessna 150M](https://openairdocs.org/model/cessna-150m) (registry code 2071830) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 15077571
- Airframe hours: 5304
- Engines: CONTINENTAL O-200-A 100 horsepower reciprocating
- Damage: Substantial damage
- Flight: Instructional, Part 91
- Operator: Memphis Navy Flying Club
- Registered owner: Memphis Navy Flying Club
- Airworthiness certificate: Standard, Utility
- Last inspection: 100 hour, June 16, 1988, 53 hours before
- Departed: NQA, MILLINGTON, TN
- Destination: CVL, CENTERVILLE, TN
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 33; student; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 55 total, 48 in this make and model, 14 as pilot in command, 13 in the last 90 days, 4 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: 340° at 6 knots
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 73 °F, dew point 55 °F
- Altimeter: 30.00 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 19881002042719A](https://openairdocs.org/incident/19881002042719A), Oct 2, 1988: Cessna 150M, Silerton, TN, Substantial damage. Pilot reported rough engine and partial power loss. Elected to land in plowed field. Nosed over. Possible carb ice.

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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