# NTSB investigations, IL: Aircraft handling/service

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 CEN21LA212](https://openairdocs.org/ntsb/CEN21LA212.md): Richards Heavylift Helo UH-1H · Norris City, IL · Accident · No injuries · Class 4 · Limited · Final report · May 10, 2021 · N567VF · Substantial damage
  > The pilot’s improper positioning of the helicopter on the landing pad, and his failure to monitor and control the helicopter as fuel and chemical product were loaded, which led to the helicopter tipping and sliding off the landing pad, and subsequently…
- [NTSB DCA18CA001](https://openairdocs.org/ntsb/DCA18CA001.md): Boeing 737 7H4 · Chicago, IL · Accident · No injuries · Data collection · Final report · Oct 2, 2017 · N930WN · Substantial damage
  > the mechanical failure of the tugs fuel governor, which made it difficult for the ramp agent to stop the tug. Contributing to the accident was the lack of guidance on how ground personnel were to handle vehicle malfunctions.
- [NTSB CEN17LA309](https://openairdocs.org/ntsb/CEN17LA309.md): Air Tractor AT-802A · Galesburg, IL · Accident · No injuries · Class 3 · Limited · Final report · Aug 9, 2017 · N528MB · Substantial damage
  > A total loss of engine power due to the fracture of a single 1st stage compressor rotor airfoil in high-cycle fatigue as a result of the erosion and thinning of the airfoil's leading edge. Contributing to the fractured airfoil and loss of engine power was the…
- [NTSB CEN15IA079](https://openairdocs.org/ntsb/CEN15IA079.md): Cessna T182T · Cahokia, IL · Incident · No injuries · Incident investigation · Final report · Dec 12, 2014 · N93CL · No damage
  > The mechanic’s improper installation of the elevator trim actuator, which resulted in reversed elevator trim control, and his subsequent failure to detect the misrigging of the elevator cables during the postmaintenance inspection.
- [NTSB CEN14LA517](https://openairdocs.org/ntsb/CEN14LA517.md): Robinson Helicopter R22 Beta · Cahokia, IL · Accident · No injuries · Limited investigation · Final report · Sep 19, 2014 · N115DD · Substantial damage
  > The pilot’s poor decision to take off with the clutch warning light illuminated, which resulted in the total failure of the fan assembly due to a lack of lubrication. Contributing to the accident was the mechanic’s failure to lubricate the lower actuator…
- [NTSB CEN14LA349](https://openairdocs.org/ntsb/CEN14LA349.md): Air Tractor AT-502 · Carthage, IL · Accident · Minor injuries · Limited investigation · Final report · Jul 7, 2014 · N9185G · Substantial damage
  > The airplane’s inability to climb out of ground effect, which resulted from the pilot using a lower power setting than needed for takeoff due to the mechanic’s installation of the wrong engine torque gauge.
- [NTSB CEN13LA421](https://openairdocs.org/ntsb/CEN13LA421.md): Cessna 208B · Chicago, IL · Accident · No injuries · Limited investigation · Final report · Jul 17, 2013 · N732MD · Substantial damage
  > The gate agent’s premature removal of the tailstand without confirming with the flight crew that it was safe to remove, which allowed the airplane to tilt backward when a passenger stood up and stepped toward the back of the airplane.
- [NTSB CEN11FA007](https://openairdocs.org/ntsb/CEN11FA007.md): Piper PA-32R-300 · Naperville, IL · Accident · Serious injuries · Field investigation · Final report · Oct 6, 2010 · N3402Q · Substantial damage
  > The pilot’s failure to abort the takeoff when he realized the airplane was not attaining sufficient takeoff and climb performance. Contributing to the accident was the airplane’s partial loss of engine power due to an obstruction of the fuel servo air inlet…
- [NTSB CEN10CA215](https://openairdocs.org/ntsb/CEN10CA215.md): Murray Starlite · Shelbyville, IL · Accident · No injuries · Data collection · Final report · Apr 21, 2010 · N4326D · Substantial damage
  > The corrosion of the left landing gear rotor and brake, which resulted in the loss of directional control during the landing rollout, and the pilot's inadequate preflight inspection.
- [NTSB CEN09CA323](https://openairdocs.org/ntsb/CEN09CA323.md): Air Tractor AT-502 · Mendota, IL · Accident · Minor injuries · Data collection · Final report · May 29, 2009 · N198LA · Substantial damage
  > The pilot's inadequate preflight planning and preparation and his failure to perform an aborted takeoff.
- [NTSB CEN09LA114](https://openairdocs.org/ntsb/CEN09LA114.md): Boeing 747-212B · Rockford, IL · Accident · No injuries · Limited investigation · Final report · Dec 23, 2008 · N486EV · Substantial damage
  > The ground crew's failure to maintain clearance from the light pole while directing the airplane to parking.
- [NTSB CEN09FA094](https://openairdocs.org/ntsb/CEN09FA094.md): Bombardier CL-600-2C10 · Chicago, IL · Incident · No injuries · Field investigation · Final report · Dec 16, 2008 · N511MJ · Minor damage
  > The failure of the left landing gear to extend due to improper maintenance when the landing gear door was replaced. Contributing to the incident was the manufacturer's inadequate maintenance manual instructions.

## 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" = 'IL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '0101'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/0101/cases?state=IL

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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.
