# NTSB investigations: Cessna 421B: Collision with terr/obj (non-CFIT)

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 GAA19CA143](https://openairdocs.org/ntsb/GAA19CA143.md): Cessna 421 · Woodruff, WI · Accident · No injuries · Data collection · Final report · Feb 10, 2019 · N581CJ · Substantial damage
  > The pilot's failure to maintain to directional control during takeoff from a snow-covered runway with a right, quartering tailwind, which resulted in a runway excursion and impact with a snowbank.
- [NTSB ERA18WA159](https://openairdocs.org/ntsb/ERA18WA159.md): Cessna 421B · Rock Sound, Bahamas · Accident · 3 fatal · Foreign investigation · Jun 5, 2018 · N421MM · Destroyed
- [NTSB WPR17LA131](https://openairdocs.org/ntsb/WPR17LA131.md): Cessna 421B · Carlsbad, CA · Accident · No injuries · Class 3 · Limited · Final report · Jun 22, 2017 · N380AL · Substantial damage
  > The right main landing gear collapse for undetermined reasons.
- [NTSB ERA17FA118](https://openairdocs.org/ntsb/ERA17FA118.md): Cessna 421 · Canton, GA · Accident · 1 fatal · Field investigation · Final report · Mar 4, 2017 · N421KL · Substantial damage
  > The pilot's failure to maintain control of the airplane during a night visual landing approach. Contributing to the accident was the pilot's impairment due to his use of a combination of medications.
- [NTSB CEN16FA013](https://openairdocs.org/ntsb/CEN16FA013.md): Cessna 421B · Hammond, LA · Accident · 2 fatal · Field investigation · Final report · Oct 14, 2015 · N33FA · Destroyed
  > The loss of right engine power on takeoff due to maintenance personnel's failure to properly tighten the crankcase through-studs during cylinder replacement, which resulted in crankshaft fracture. Also causal were the pilot's failure to feather the propeller…
- [NTSB CEN15LA354](https://openairdocs.org/ntsb/CEN15LA354.md): Cessna C421B · Clovis, NM · Accident · Serious injuries · Limited investigation · Final report · Aug 9, 2015 · N726JB · Substantial damage
  > The pilot's improper management of fuel to the left engine during approach for landing, which resulted in a total loss of left engine power due to fuel starvation, and his subsequent failure to maintain control during the final landing approach, which…
- [NTSB ERA12LA589](https://openairdocs.org/ntsb/ERA12LA589.md): Cessna 421B · Selma, AL · Accident · No injuries · Limited investigation · Final report · Sep 29, 2012 · N1537T · Substantial damage
  > The pilot’s improper fuel management, which resulted in a total loss of engine power on the right engine and a partial loss of engine power on the left engine due to fuel starvation.
- [NTSB CEN10LA166](https://openairdocs.org/ntsb/CEN10LA166.md): Cessna 421B · Artesia, NM · Accident · No injuries · Limited investigation · Final report · Mar 18, 2010 · N3382Q · Substantial damage
  > A loss of engine power due to fuel starvation as a result of the pilot's improper fuel management.
- [NTSB CEN09LA284](https://openairdocs.org/ntsb/CEN09LA284.md): Cessna 421B · Alpine, TX · Accident · Minor injuries · Limited investigation · Final report · May 8, 2009 · N60HG · Substantial damage
  > The loss of engine power due to disengagement of the magneto idler gear support pin.
- [NTSB ERA09FA248](https://openairdocs.org/ntsb/ERA09FA248.md): Cessna 421B · Oakland Park, FL · Accident · 1 fatal · Field investigation · Final report · Apr 17, 2009 · N1935G · Substantial damage
  > The pilot's failure to maintain aircraft control and secure the right engine during an emergency return to the airport after takeoff. Contributing to the accident was an in-flight fire of the right engine for undetermined reasons.
- [NTSB ANC08CA069](https://openairdocs.org/ntsb/ANC08CA069.md): Cessna 421 · Caldwell, NJ · Accident · No injuries · Data collection · Final report · May 17, 2008 · N777FF · Substantial damage
  > The pilot's failure to maintain directional control while landing. Factors in the accident were a hydroplaning condition, and a wet runway.

## 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 ('2076014')
    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" = '470' 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/470/sequence?model=2076014

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