# NTSB investigations, MD: Collision during takeoff/land

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 ERA23LA071](https://openairdocs.org/ntsb/ERA23LA071.md): Mooney M20J · Gaithersburg, MD · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 27, 2022 · N201RF · Substantial damage
  > The pilot’s visual flight below published altitude minimums, which resulted in collision with a powerline tower structure.
- [NTSB ERA21LA015](https://openairdocs.org/ntsb/ERA21LA015.md): Piper PA24 · Friendly, MD · Accident · No injuries · Class 4 · Limited · Final report · Oct 10, 2020 · N155TE · Substantial damage
  > The pilot’s failure to maintain control of the airplane during an aborted landing and the flight instructor’s inadequate remedial action.
- [NTSB ERA20CA260](https://openairdocs.org/ntsb/ERA20CA260.md): Robinson R44 · Whitehall, MD · Accident · No injuries · Class 4 · Data collection · Final report · Jul 24, 2020 · N350DM · Substantial damage
  > The pilot's failure to maintain adequate clearance from a known obstacle while landing from a hover.
- [NTSB ERA20CA095](https://openairdocs.org/ntsb/ERA20CA095.md): Cessna 208 · Baltimore, MD · Accident · No injuries · Data collection · Final report · Feb 7, 2020 · N988FX · Substantial damage
  > The pilot's failure to maintain clearance from the approach lights during an instrument approach.
- [NTSB ERA19LA269](https://openairdocs.org/ntsb/ERA19LA269.md): Mooney M20J · Bowie, MD · Accident · Minor injuries · Class 3 · Limited · Final report · Sep 12, 2019 · N202JB · Substantial damage
  > A blockage of the pitot static system that preclude the airspeed indicator from displaying speeds greater than 40 mph, which led the pilot to abort the landing and overrun the runway.
- [NTSB ERA15CA157](https://openairdocs.org/ntsb/ERA15CA157.md): Mooney M20K · Laurel, MD · Accident · No injuries · Data collection · Final report · Mar 16, 2015 · N231KA · Substantial damage
  > The pilot's improper decision to attempt a nighttime landing at an unsuitable airport, which resulted in a collision with the precision approach path indicator.
- [NTSB ERA13LA391](https://openairdocs.org/ntsb/ERA13LA391.md): Mooney M20C · Mitchellville, MD · Accident · Serious injuries · Limited investigation · Final report · Sep 2, 2013 · N78951 · Substantial damage
  > The pilot’s failure to ensure that the wing flaps were properly configured before takeoff.
- [NTSB ERA12CA413](https://openairdocs.org/ntsb/ERA12CA413.md): Mooney M10 · Hurlock, MD · Accident · Minor injuries · Data collection · Final report · Jun 24, 2012 · N9542V · Substantial damage
  > The pilot's failure to see and avoid power lines during final approach to landing.
- [NTSB ERA10TA142](https://openairdocs.org/ntsb/ERA10TA142.md): Eurocopter AS 365 N2 Dauphin · Cheverly, MD · Accident · No injuries · Final report · Feb 12, 2010 · N61MD · Substantial damage
  > Incomplete clearing of snow from the helipad and vicinity. Contributing to the accident was the lack of a NOTAM regarding the presence of snow banks and the pilot's failure to ensure that the helicopter was clear of a snow bank prior to departure.

## 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" = 'MD' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '490')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/490/cases?state=MD

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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.