# NTSB investigations: Cessna 172R: Aircraft maintenance event

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 WPR23LA216](https://openairdocs.org/ntsb/WPR23LA216.md): Cessna 172R · Santa Monica, CA · Accident · No injuries · Class 3 · Limited · Final report · Jun 5, 2023 · N819KS · Substantial damage
  > A failure of the nose wheel upper torque link bolt, which resulted in a loss of steering control. Contributing to the accident were maintenance personnel’s failure to inspect and replace the fractured bolt and the pilot’s oversight of the bolt during his…
- [NTSB ERA14LA142](https://openairdocs.org/ntsb/ERA14LA142.md): Cessna 172R · Jackson, TN · Accident · No injuries · Limited investigation · Final report · Mar 5, 2014 · N9417Z · Substantial damage
  > A total loss of engine power due to maintenance personnel’s improper installation of the lower vacuum pump.
- [NTSB CEN09IA456](https://openairdocs.org/ntsb/CEN09IA456.md): Cessna 172R · West Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jul 19, 2009 · N77AF · No damage
  > A partial loss of engine power due to the detachment of the throttle control cable from the throttle assembly during a landing approach. Contributing to the accident was the lack of a redundant means to preclude the detachment of the cable from the throttle…

## 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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072401')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.case_mkey = x.case_mkey AND s.aircrafts_position = x.position AND s."tier2Number" = '040' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/040/sequence?model=2072401

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