# NTSB investigations: CFM International CFM56 series, MI

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB DCA16CA094](https://openairdocs.org/ntsb/DCA16CA094.md): Boeing 737 · Detroit, MI · Accident · No injuries · Data collection · Final report · Feb 17, 2016 · N925NN · 2 aircraft · Minor damage
  > N925NN flight crew's incorrect evaluation of the clearance between the two aircraft, leading to the inadvertent collision of the winglet with the horizontal stabilizer and elevator of N784SW.
- [NTSB CEN12LA166](https://openairdocs.org/ntsb/CEN12LA166.md): Boeing 737-832 · Detroit, MI · Accident · Serious injuries · Limited investigation · Final report · Feb 19, 2012 · N374DA · No damage
  > An in-flight encounter with forecasted turbulence, which resulted in a serious injury to a flight attendant. Contributing to the accident was the flight attendant not being seated with her seatbelt fastened when the encounter occurred.
- [NTSB CHI08LA071](https://openairdocs.org/ntsb/CHI08LA071.md): Airbus Industrie A319-114 · Detroit, MI · Accident · No injuries · Limited investigation · Final report · Jan 9, 2008 · N349NB · Substantial damage
  > The separation of the engine cowling which resulted from maintenance personnel failing to follow maintenance procedures in that they did not latch the engine cowling following the maintenance inspection. A factor associated with the accident was their…
- [NTSB CHI01FA104](https://openairdocs.org/ntsb/CHI01FA104.md): Airbus Industrie A320-200 · Detroit, MI · Accident · Minor injuries · Field investigation · Final report · Mar 17, 2001 · N357NW · Substantial damage
  > The pilot induced oscillations and the delay in aborting the takeoff. Factors associated with the accident were the first officer used an improper trim setting and the captain did not identify and correct the setting during the taxi checklist, and the wet…
- [NTSB CHI97IA034](https://openairdocs.org/ntsb/CHI97IA034.md): Airbus Industrie A-320-211 · Romulus, MI · Incident · No injuries · Incident investigation · Final report · Nov 24, 1996 · N310NW · No damage
  > restricted movement of the autopilot mode engagement/disengagement lever bearing in the rudder artificial feel and trim unit. A factor relating to this incident was: company management not implementing the respective service bulletin.
- [NTSB CHI96IA109](https://openairdocs.org/ntsb/CHI96IA109.md): Airbus Industrie A320-211 · Detroit, MI · Incident · No injuries · Incident investigation · Final report · Mar 18, 1996 · N340NW · No damage
  > a defective diode in the number two stabilizer actuator that produced an intermittent loss of electrical motor power during transient, closed loop control of the actuator. A factor was the intermittent open circuit in the elevator servo controller…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'MI' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('13802'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=13802&state=MI

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.