# NTSB MIA84LA257: Cessna 152, N65484, Orlando, FL, September 21, 1984

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: September 21, 1984, 17:00 local (21:00 UTC)
- Place: Orlando, FL
- Location: 28.5383° N, 81.3792° W: Placed by OpenAirDocs: center of Orlando, FL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=28.5383&lon=-81.3792&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 31195
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA84LA257
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/31195/pdf
- Page: https://openairdocs.org/ntsb/MIA84LA257

## Sequence of events

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

- Loss of engine power(partial) - mech failure/malf, descent - normal
  - engine assembly,bearing - failure,total (contributing factor)
  - engine assembly,connecting rod - overtemperature (contributing factor)
  - engine assembly,connecting rod - disconnected (cause)
- Forced landing, descent - emergency
- In flight collision with terrain/water, landing - flare/touchdown
  - terrain condition - rough/uneven (contributing factor)

## Analysis

THE FLT EXPERIENCED ENG FAILURE AND MADE A FORCED LANDING IN A FIELD, SUBSTANTIALLY DAMAGING THE AIRCRAFT. POST CRASH EXAMINATION OF THE ENGINE REVEALED THE NUMBER THREE CONNECTING ROD SEPARATED FROM THE CRANKSHAFT WHEN THE CONNECTING ROD BOLTS FAILED. METALLURGICAL EXAMINATION OF THE BOLTS REVEALED THEY HAD BEEN SUBJECTED TO EXTREME HEAT CAUSING SOFTENING OF THE BOLT MATERIAL AND SUBSEQUENT FAILURE IN AN OVERSTRESS CONDITION. THE CONNECTING ROD WAS ALSO FOUND TO HAVE BEEN OVERHEATED IN THE AREA OF THE BEARING BETWEEN THE CONNECTING ROD AND CRANKSHAFT INDICATING FAILURE AND OVERHEATING OF THE BEARING.

## Aircraft

- Registration: [N65484](https://openairdocs.org/deregistered/N65484-2019-10-15), registration cancelled 2019-10-15, S/N 15281581, built 1978 (OpenAirDocs)
- Reported make and model: CESSNA 152
- Registry model: [Cessna 152](https://openairdocs.org/model/cessna-152) (registry code 2071835) (OpenAirDocs)
- Registry engine: [Lycoming 0-235 series](https://openairdocs.org/engine/lycoming-0-235-series) (registry code 41505, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Serial number: 15281581
- Airframe hours: 2614
- Engines: LYCOMING O-235-L2C 110 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Orlando Aero Club Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, October 3, 1983, 91 hours before
- Departed: ABY, ALBANY, GA
- Destination: ORL, ORLANDO, FL
- Flight plan: VFR

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 56; student; medical: class 3, valid medical--w/ waivers/lim; seat: left; flight hours: 88 total, 88 in this make and model, 43 as pilot in command, 10 in the last 90 days, 5 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 70° at 14 knots
- Visibility: 15 statute miles
- Lowest ceiling: 3,100 ft broken
- Temperature: 82 °F, dew point 68 °F
- Altimeter: 29.00 inHg
- Observed at: MCO, 15 nm away

## 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 19840921052739A](https://openairdocs.org/incident/19840921052739A), Sep 21, 1984: Cessna 152, Orlando, FL, Substantial damage. Lost engine power and trailed smoke. Landed in orange grove with wingtip damage. Connecting rod bolts failed.

## Other investigations on N65484 (2)

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.

- [NTSB MIA93LA100](https://openairdocs.org/ntsb/MIA93LA100), Apr 12, 1993: Cessna 152 (N65484), Orlando, FL, substantial damage. Probable cause: VISUAL LOOKOUT NOT MAINTAINED BY THE PILOT-IN-COMMAND WHILE TAXIING THE AIRPLANE. CONTRIBUTING TO THE ACCIDENT WAS THE FAILURE OF THE DRIVER OF THE VEHICLE TO ADVISE THE GROUND CONTROLLER THAT HE HAD…
- [NTSB MIA87LA058](https://openairdocs.org/ntsb/MIA87LA058), Dec 24, 1986: Cessna 152 (N65484), Orlando, FL, substantial damage

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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