# NTSB ATL87FA124: Cessna 500, N82AT, Willoughby, OH, April 25, 1987

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Field investigation · Final report
- Date: April 25, 1987, 17:35 local (21:35 UTC)
- Place: Willoughby, OH
- Coordinates: 41.640888, -81.399925 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=41.6409&lon=-81.3999&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 27, 1988
- Report: Approved by Office Director
- NTSB case key (mKey): 7290
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ATL87FA124
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/7290/pdf
- Page: https://openairdocs.org/ntsb/ATL87FA124

## Sequence of events

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

- Loss of engine power(total) - mech failure/malf, takeoff - roll/run
  - compressor assembly,impeller - disintegrated (cause)
  - compressor assembly,impeller - fatigue (cause)
  - compressor assembly,forward fan - separation
  - fuselage - penetrated

## Analysis

ACFT HAD BEEN FLOWN OVER 4 HRS ON PERS. BUSINESS FOR OWNER. PLTS HAD STOPPED AT LNN TO DROP OFF PAX. START & TAXI WERE NORM FOR POSITIONING FLT BACK TO HOME BASE. STARTED T.O. ROLL AND WHEN ENG RPM REACHED 80-85% TOWARD TGT OF 95.7%, PLTS REPTD LOUD 'BANG' AND CP OBSERVED LEFT ENG FAN STAGE PASS THE ACFT, ARC UP AND TO THE RIGHT, AND THEN STRIKE GND AT THE EDGE OF THE RWY AND BOUNCE ONTO THE GRASS 125 FT RIGHT OF THE RWY. THE PLT STOPPED THE ACFT ON THE RWY. INSP OF THE ACFT AND ENG REVEALED UNCONTAINED FAILURE OF LEFT ENG IMPELLER. INSP OF IMPELLER REVEALED FATIGUE CRACKS ON PRESSURE FACE OF IMPELLER.

## Aircraft

- Registration: [N82AT](https://openairdocs.org/deregistered/N82AT-1992-10-26), registration cancelled 1992-10-26, S/N 5000312 (OpenAirDocs)
- Reported make and model: CESSNA 500
- Registry model: [Cessna 500](https://openairdocs.org/model/cessna-500) (registry code 2076602) (OpenAirDocs)
- Category: Airplane
- Serial number: 500-3012
- Airframe hours: 4553
- Engines: P&W JT15D-1 2200 lbs thrust turbo fan
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Firebird Enterprises, Inc.
- Airworthiness certificate: Standard, Transport
- Last inspection: Continuous airworthiness, March 29, 1987, 23 hours before
- Destination: 7G8, MIDDLEFIELD, OH
- Airport: LNN, Lost Nation, runway 5, 4,870 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 25; commercial, airline transport, flight instructor; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 1, valid medical--w/ waivers/lim; seat: left; flight hours: 2,811 total, 672 in this make and model, 2,561 as pilot in command, 135 in the last 90 days, 1 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 50° at 10 knots, gusting 20
- Visibility: 20 statute miles
- Lowest ceiling: none
- Temperature: 54 °F, dew point -0 °F
- Altimeter: 30.00 inHg
- Observed at: LNN

## 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 19870425011549A](https://openairdocs.org/incident/19870425011549A), Apr 25, 1987: Cessna 500CESSNA, Willoughby, OH, Substantial damage. The left engine compressor failed on takeoff. Takeoff was aborted. Failure was due to fatigue of scratched blades.

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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