# NTSB MIA91LA184: Cessna 120, N77411, Pocahontas, MS, July 12, 1991

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: July 12, 1991, 16:30 local (21:30 UTC)
- Place: Pocahontas, MS
- Location: 32.4743° N, 90.2862° W: Placed by OpenAirDocs: center of Pocahontas, MS, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=32.4743&lon=-90.2862&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 27, 1993
- Report: Approved by Office Director
- NTSB case key (mKey): 32901
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA91LA184
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/32901/pdf
- Page: https://openairdocs.org/ntsb/MIA91LA184

## Probable cause

PARTIAL LOSS OF ENGINE POWER DUE TO UNDETERMINED REASONS AND IN-FLIGHT COLLISION WITH A POWER LINE DURING AN EMERGENCY DESCENT FOR A FORCED LANDING.

## Sequence of events

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

- Loss of engine power, cruise - normal
  - reason for occurrence undetermined (cause)
- In flight collision with object, descent - emergency
  - object - wire,transmission (cause)

## Analysis

DURING CRUISE FLT THE PLT REPORTED THAT THE ENG BEGAN TO RUN ROUGH WHICH PROGRESSIVELY BECAME WORSE.  UNABLE TO MAINTAIN ALT HE ATTEMPTED TO LAND IN A FIELD BUT DURING THE APCH, THE ACFT COLLIDED WITH AND REMAINED SUSPENDED IN POWER LINES.  THE ENG AND ACFT WERE NOT EXAMINED; THEREFORE, NO DETERMINATION COULD BE MADE AS TO THE REASON FOR THE REPORTED ROUGHNESS.

## Aircraft

- Registration: [N77411](https://openairdocs.org/deregistered/N77411-2013-05-09), registration cancelled 2013-05-09, S/N 11852, built 1946 (OpenAirDocs)
- Reported make and model: CESSNA 120
- Registry model: [Cessna 120](https://openairdocs.org/model/cessna-120) (registry code 2071402) (OpenAirDocs)
- Registry engine: [Continental C85 series](https://openairdocs.org/engine/continental-c85-series) (registry code 17008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 11852
- Airframe hours: 4233
- Engines: CONTINENTAL C-85-12 85 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Operator: Pearman, Auburn
- Registered owner: Pearman, Auburn
- Last inspection: Annual, April 20, 1991, 41 hours before
- Departed: 22M, PONTOTOC, MS
- Destination: FLORA, MS

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 21; student; medical: class 3, valid medical--no waivers/lim.; flight hours: 117 total, 94 as pilot in command, 35 in the last 90 days, 17 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Visibility: 8 statute miles
- Lowest ceiling: none
- Temperature: 90 °F, dew point -0 °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 19910712027289A](https://openairdocs.org/incident/19910712027289A), Jul 12, 1991: Cessna 120, Pacahontas, MS, Substantial damage. Rough engine power loss reported,struck wires and remained suspended on forced landing. Cause power loss unknown.

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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