# NTSB investigations, CO: Aircraft inspection 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 CEN25LA129](https://openairdocs.org/ntsb/CEN25LA129.md): Stemme S10-VT · Kiowa, CO · Accident · No injuries · Class 4 · Limited · Final report · Mar 15, 2025 · N237DB · Substantial damage
  > The pilot’s inadequate preflight inspection and fuel planning which resulted in a total loss of engine power due to fuel exhaustion.
- [NTSB CEN25LA074](https://openairdocs.org/ntsb/CEN25LA074.md): Cessna 560 · Pagosa Springs, CO · Accident · No injuries · Class 3 · Limited · Final report · Dec 27, 2024 · N753MB · Substantial damage
  > The pilot’s inadequate preflight planning and poor preflight inspection and decision-making, which led to a takeoff attempt above the airplane’s certified maximum takeoff weight with snow-contaminated wings, resulting in a rejected takeoff at an airspeed…
- [NTSB CEN21FA272](https://openairdocs.org/ntsb/CEN21FA272.md): Antenor Velazco Lancair Evolution · Parker, CO · Accident · 2 fatal · Class 3 · Field · Final report · Jun 16, 2021 · N704AK · Destroyed
  > The pilot’s diversion of attention following an asymmetric flap deployment, which resulted in a descent and collision with powerlines. Contributing to the accident was maintenance personnel’s failure to properly secure the flap control rod attachment bolts,…
- [NTSB ENG12IA014](https://openairdocs.org/ntsb/ENG12IA014.md): Beech 1900D · Denver International Airport, CO · Incident · No injuries · Incident investigation · Final report · Feb 17, 2012 · N210GL · Minor damage
  > A failure of the nose landing gear end cap due to fatigue. Contributing to the failure were the ineffective inspection and the unknown effect of grain direction on fatigue life.
- [NTSB ENG12IA013](https://openairdocs.org/ntsb/ENG12IA013.md): Beech 1900D · Denver International Airport, CO · Incident · No injuries · Incident investigation · Final report · Dec 3, 2011 · N247GL · Minor damage
  > A failure of the nose landing gear end cap due to fatigue. Contributing to the failure were the ineffective inspection and the unknown effect of grain direction on fatigue life.
- [NTSB CEN09CA218](https://openairdocs.org/ntsb/CEN09CA218.md): Bell 222 · Milliken, CO · Accident · No injuries · Data collection · Final report · Mar 13, 2009 · N222LL · Substantial damage
  > The separation of the left engine cowling for undetermined reasons.

## 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" = 'CO' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '050' 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/050/sequence?state=CO

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