# NTSB investigations: Policy/procedure, general

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 ERA20LA160](https://openairdocs.org/ntsb/ERA20LA160.md): Hughes 369 · Pylesville, MD · Accident · No injuries · Class 3 · Limited · Final report · Apr 25, 2020 · N9159F · Substantial damage
  > The loss of engine power due to fuel starvation as a result of unporting of the fuel tank supply pickup while the helicopter was maneuvered to move a conductor wire. Contributing to the accident was the helicopter’s inappropriate configuration for the type of…
- [NTSB DCA20MA002](https://openairdocs.org/ntsb/DCA20MA002.md): Saab 2000 · Unalaska, AK · Accident · 1 fatal · Class 1 · Major · Final report · Oct 18, 2019 · N686PA · Substantial damage
  > The landing gear manufacturer’s incorrect wiring of the wheel speed transducer harnesses on the left main landing gear during overhaul. The incorrect wiring caused the antiskid system not to function as intended, resulting in the failure of the left outboard…
- [NTSB CEN18LA309](https://openairdocs.org/ntsb/CEN18LA309.md): Cameron A 250 · Hartsel, CO · Accident · 1 fatal · Limited investigation · Final report · Aug 3, 2018 · N2025J · No damage
  > The passengers’ fall from the basket after landing when the basket tipped over.
- [NTSB ERA18LA117](https://openairdocs.org/ntsb/ERA18LA117.md): Stanley Lancair · Sebring, FL · Accident · No injuries · Class 3 · Limited · Final report · Mar 28, 2018 · C-GSQQ · Substantial damage
  > The failure of ground personnel to obtain permission from airport management to conduct engine test runs; adequately monitor the area behind the B737 for traffic; and install barricades to prevent access behind the running airplane, which resulted in the…
- [NTSB DCA15FA085](https://openairdocs.org/ntsb/DCA15FA085.md): Mcdonnell Douglas MD 88 · New York, NY · Accident · No injuries · Class 1 · Field · Final report · Mar 5, 2015 · N909DL · Substantial damage
  > the captain's inability to maintain directional control of the airplane due to his application of excessive reverse thrust, which degraded the effectiveness of the rudder in controlling the airplane's heading. Contributing to the accident were the captain's…
- [NTSB WPR15LA025](https://openairdocs.org/ntsb/WPR15LA025.md): Cessna 172S · Santa Monica, CA · Accident · No injuries · Limited investigation · Final report · Oct 26, 2014 · N353MV · Substantial damage
  > The separation of a section of a propeller blade due to fatigue cracking. Contributing to the accident was the operator’s failure to comply with the manufacturer’s maintenance and inspection instructions.
- [NTSB CEN13FA075](https://openairdocs.org/ntsb/CEN13FA075.md): Hughes 369 · Childress, TX · Accident · 1 fatal · Field investigation · Final report · Nov 27, 2012 · N28MP · Substantial damage
  > The improper maintenance of the helicopter fuel system that resulted in erroneous fuel gauge indications and the pilot’s inadequate fuel management, both of which resulted in fuel exhaustion during a long-line hover. Also causal was the lack of company…
- [NTSB CEN13IA059](https://openairdocs.org/ntsb/CEN13IA059.md): Fairchild SA227-AC · Minneapolis, MN · Incident · No injuries · Incident investigation · Final report · Nov 10, 2012 · N619BA · Minor damage
  > Loose electrical connections to the hydraulic system and anomalies in the hydraulic shuttle valve and power pack, which resulted in an uncommanded gear unlock and collapse of the left main landing gear. Contributing to the accident was the operator’s failure…
- [NTSB OPS12IA535](https://openairdocs.org/ntsb/OPS12IA535.md): Las Vegas, NV · Incident · No injuries · Incident investigation · Final report · Apr 27, 2012 · No damage
  > Federal Aviation Administration procedures that do not ensure separation in the event of a go-around during simultaneous independent runway operations on runways that do not physically intersect but whose flight paths intersect.
- [NTSB ERA10GA320](https://openairdocs.org/ntsb/ERA10GA320.md): Cessna T210L · Lock Haven, PA · Accident · 3 fatal · Final report · Jun 21, 2010 · N30266 · Substantial damage
  > The total loss of engine power resulting from the fatigue failure of the engine's number 2 cylinder exhaust valve. The fatigue failure was due to valve guide wear that led to excessive clearance between the valve and valve guide. Contributing to the accident…
- [NTSB CEN10LA105](https://openairdocs.org/ntsb/CEN10LA105.md): Beech B200 · Sioux City, IA · Accident · No injuries · Limited investigation · Final report · Jan 19, 2010 · N586BC · Substantial damage
  > The flight crew's decision to attempt a flight that was below takeoff, landing, and alternate airport weather minimums, which led to a touchdown off the runway surface by the pilot-in-command.
- [NTSB DCA09MA026](https://openairdocs.org/ntsb/DCA09MA026.md): Airbus A320 · Weehawken, NJ · Accident · Serious injuries · Class 1 · Major · Final report · Jan 15, 2009 · N106US · Substantial damage
  > The ingestion of large birds into each engine, which resulted in an almost total loss of thrust in both engines and the subsequent ditching on the Hudson River. Contributing to the fuselage damage and resulting unavailability of the aft slide/rafts were (1)…
- [NTSB WPR09IA065](https://openairdocs.org/ntsb/WPR09IA065.md): Boeing 737-890 · Seattle, WA · Incident · No injuries · Incident investigation · Final report · Dec 24, 2008 · N516AS · No damage
  > The failure of the deicing crew to follow company procedures by not receiving confirmation from the flight crew before beginning to deice the airplane.
- [NTSB LAX08LA274](https://openairdocs.org/ntsb/LAX08LA274.md): Killgore Velocity · North Las Vegas, NV · Accident · 3 fatal · Limited investigation · Final report · Aug 22, 2008 · N415MK · Destroyed
  > A partial loss of engine power during initial climb due to the detachment of the engine supercharger drive belt. The detachment resulted from the owner/builder's inadequate installation of the supercharger system and belt-tensioning adjustment.
- [NTSB DCA08MA076](https://openairdocs.org/ntsb/DCA08MA076.md): Boeing 767 · San Francisco, CA · Accident · No injuries · Class 1 · Major · Final report · Jun 28, 2008 · N799AX · Destroyed
  > The design of the supplemental oxygen system hoses and the lack of positive separation between electrical wiring and electrically conductive oxygen system components. The lack of positive separation allowed a short circuit to breach a combustible oxygen hose,…

## 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '04021000'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/04021000/cases

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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.
