# NTSB CHI89LA080: Cessna 411, N444EA, Detroit, MI, April 25, 1989

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: April 25, 1989, 16:35 local (21:35 UTC)
- Place: Detroit, MI
- Location: 42.4124° N, 83.0106° W: Placed by OpenAirDocs at COLEMAN A YOUNG MUNI (DET), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4124&lon=-83.0106&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 29, 1991
- Report: Approved by Office Director
- NTSB case key (mKey): 14344
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI89LA080
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/14344/pdf
- Page: https://openairdocs.org/ntsb/CHI89LA080

## Probable cause

FAILURE OF A BOLT IN THE LEFT MAIN LANDING GEAR ASSEMBLY.

## Sequence of events

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

- Gear collapsed, landing - roll
  - landing gear,main gear attachment - failure,total (cause)
- On ground/water encounter with terrain/water, landing - roll

## Aircraft

- Registration: [N444EA](https://openairdocs.org/deregistered/N444EA-1991-10-18), registration cancelled 1991-10-18, S/N 4110267 (OpenAirDocs)
- Reported make and model: CESSNA 411
- Registry model: [Cessna 411A](https://openairdocs.org/model/cessna-411a) (registry code 2075904) (OpenAirDocs)
- Category: Airplane
- Serial number: 411A0267
- Airframe hours: 10134
- Engines: CONTINENTAL GTSIO-520-C 340 horsepower reciprocating
- Damage: Substantial damage
- Flight: Business, Part 91
- Operator: Jetstream, Inc.
- Registered owner: Bonnair, Inc.
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, July 27, 1988, 7 hours before
- Departed: DET, DETROIT, MI
- Destination: DET, DETROIT, MI
- Airport: DET, Detroit City, runway 33, 5,090 × 100 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 21; flight instructor, commercial; airplane ratings: multi-engine land, single-engine land; instrument ratings: airplane; medical: class 2, valid medical--no waivers/lim.; seat: left; flight hours: 1,530 total, 2 in this make and model, 1,470 as pilot in command, 83 in the last 90 days, 25 in the last 30 days

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 10 statute miles
- Lowest ceiling: none
- Temperature: 63 °F, dew point 30 °F
- Altimeter: 29.00 inHg
- Observed at: DET

## 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 19890425063039A](https://openairdocs.org/incident/19890425063039A), Apr 25, 1989: Cessna 411A, Detroit, MI, Substantial damage. Left main gear collapsed while turning off runway from landing. Attach bolt had failed in overload.

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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