# NTSB investigations: Pratt & Whitney Canada PW206A

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 ERA19FA191](https://openairdocs.org/ntsb/ERA19FA191.md): Agusta A109 · New York, NY · Accident · 1 fatal · Class 3 · Field · Final report · Jun 10, 2019 · N200BK · Destroyed
  > The non-instrument-rated pilot’s decision to initiate the flight into marginal visual flight rules and instrument meteorological conditions, which resulted in spatial disorientation and a subsequent loss of control.
- [NTSB CEN18FA259](https://openairdocs.org/ntsb/CEN18FA259.md): Eurocopter Deutschland EC135 P1 · Chicago, IL · Accident · Serious injuries · Field investigation · Final report · Jul 8, 2018 · N312SA · Substantial damage
  > The pilot's inadvertent disabling of the No. 1 and No. 2 engines' electronic engine control systems, which resulted in engine and rotor overspeed conditions, a subsequent autorotation, and a hard landing. Contributing to the accident were the pilot's…
- [NTSB CEN14LA048](https://openairdocs.org/ntsb/CEN14LA048.md): Eurocopter Deutschland EC135P1 · Shreveport, LA · Accident · Minor injuries · Limited investigation · Final report · Nov 9, 2013 · N911KB · Substantial damage
  > The mechanic's improper installation of the antitorque pedals, which resulted in an in-flight loss of helicopter control.
- [NTSB NYC06MA131](https://openairdocs.org/ntsb/NYC06MA131.md): Eurocopter EC-135P1 · Washington, DC · Accident · 1 fatal · Major investigation · Final report · May 30, 2006 · N601FH · Destroyed
  > The operator's inadequate training program and the pilot's failure to maintain control of the helicopter following his inadvertent disabling of the No. 1 and then the No. 2 engine full authority digital engine control system.
- [NTSB LAX04LA333](https://openairdocs.org/ntsb/LAX04LA333.md): McDonnell Douglas MD 900 · Mesa, AZ · Accident · No injuries · Limited investigation · Final report · Sep 8, 2004 · N9016W · Substantial damage
  > fracture of a Tension-Torsion strap in the anti-torque fan due to progressive fiber failure of the composite strap material from compression and/or transverse shear stresses that occurred with repeated manipulation of the cockpit anti-torque control pedals…
- [NTSB LAX04TA017](https://openairdocs.org/ntsb/LAX04TA017.md): MD Helicopter 900 · Fredonia, AZ · Accident · No injuries · Final report · Oct 16, 2003 · N179PA · Substantial damage
  > the pilot's in-flight loss of control due to the fatigue fracture and separation of the force limiting control rod (an integral part of the anti-torque system), which resulted in the helicopter's uncommanded yaw/spin and subsequent collision with terrain.

## 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.engine_model_code IN ('52151'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=52151

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