# NTSB investigations: Aviat A-1B: Nose over/nose down

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 WPR25LA044](https://openairdocs.org/ntsb/WPR25LA044.md): Aviat A-1B · Show Low, AZ · Accident · No injuries · Class 4 · Limited · Final report · Nov 19, 2024 · N705AB · Substantial damage
  > The pilot’s failure to maintain directional control during the takeoff.
- [NTSB ANC25LA007](https://openairdocs.org/ntsb/ANC25LA007.md): Aviat A1 · Seward, AK · Accident · No injuries · Class 4 · Limited · Final report · Oct 27, 2024 · N307AM · Substantial damage
  > The pilot’s improper landing flare which resulted in a hard landing, loss of directional control, and nose-over.
- [NTSB WPR23LA195](https://openairdocs.org/ntsb/WPR23LA195.md): Aviat A-1B · Mobile, AZ · Accident · No injuries · Class 4 · Limited · Final report · May 21, 2023 · N108AM · Substantial damage
  > The pilot’s failure to maintain directional control during landing, resulting in a runway excursion and nose over.
- [NTSB WPR22LA139](https://openairdocs.org/ntsb/WPR22LA139.md): Aviat A-1B · Swan Valley, ID · Accident · No injuries · Class 4 · Limited · Final report · Mar 30, 2022 · N35AH · Substantial damage
  > The pilot’s failure to maintain airplane control during the landing roll on a snow-covered runway surface.
- [NTSB ERA21LA114](https://openairdocs.org/ntsb/ERA21LA114.md): Aviat A1 · Terrell, NC · Accident · Minor injuries · Class 4 · Limited · Final report · Jan 23, 2021 · N480F · Substantial damage
  > The pilot’s failure to retract the landing gear on the amphibious airplane prior to a water landing, resulting in a nose over and structural damage to the airframe. The mechanic’s failure to remove electrical tape from the pitot tube, the pilot’s inadequate…
- [NTSB ERA20CA187](https://openairdocs.org/ntsb/ERA20CA187.md): Aviat A1B · Guntersville, AL · Accident · No injuries · Class 4 · Data collection · Final report · May 15, 2020 · N990HP · Substantial damage
  > The pilot's failure to retract the amphibious airplane's landing gear wheels prior to a water landing, which resulted in a nose over.
- [NTSB GAA19CA325](https://openairdocs.org/ntsb/GAA19CA325.md): Aviat A1 · Pingree, ID · Accident · No injuries · Data collection · Final report · Jun 9, 2019 · N35AH · Substantial damage
  > The pilot's improper rudder application during landing on a dirt airstrip, which resulted in a loss of directional control, runway excursion, and subsequent nose-over
- [NTSB GAA18CA570](https://openairdocs.org/ntsb/GAA18CA570.md): Aviat A1 · Raquette Lake, NY · Accident · No injuries · Data collection · Final report · Sep 24, 2018 · N52DA · Substantial damage
  > The pilot’s failure to maintain lateral control after landing on water in gusting wind conditions.
- [NTSB CEN17LA204](https://openairdocs.org/ntsb/CEN17LA204.md): Aviat A-1B · Tomahawk Lake, WI · Accident · Minor injuries · Limited investigation · Final report · May 26, 2017 · N71JA · Substantial damage
  > The pilot's failure to maintain a proper approach path, which resulted in the airplane’s hard landing and nose over after the water landing.
- [NTSB ERA14CA177](https://openairdocs.org/ntsb/ERA14CA177.md): Aviat A 1B · Dadeville, AL · Accident · No injuries · Data collection · Final report · Mar 27, 2014 · N59AW · Substantial damage
  > The pilot's failure to obtain the proper touchdown point while landing on a lake with a tailwind.
- [NTSB CEN14CA061](https://openairdocs.org/ntsb/CEN14CA061.md): Aviat A 1B · Cypress, TX · Accident · No injuries · Data collection · Final report · Nov 15, 2013 · N721DL · Substantial damage
  > The pilot's failure to maintain control during landing which resulted in an impact with the runway surface.
- [NTSB WPR14CA047](https://openairdocs.org/ntsb/WPR14CA047.md): Aviat A 1B · LaGrange, WY · Accident · Minor injuries · Data collection · Final report · Nov 9, 2013 · N510MA · Substantial damage
  > The pilot's decision to land on a rough surface with hidden obstructions (holes).
- [NTSB CEN12LA126](https://openairdocs.org/ntsb/CEN12LA126.md): Aviat A1 · Somerset, CO · Accident · No injuries · Limited investigation · Final report · Jan 6, 2012 · N127AK · Substantial damage
  > The pilot's inadequate takeoff planning/preparation, which resulted in the airplane impacting a snow drift during the takeoff roll.
- [NTSB CEN12LA087](https://openairdocs.org/ntsb/CEN12LA087.md): Aviat A-1B · Gainesville, TX · Accident · No injuries · Limited investigation · Final report · Nov 23, 2011 · N252U · Substantial damage
  > The right main gear tire contacting the brake caliper, which resulted in an uncommanded brake effect on the wheel.
- [NTSB ERA11CA250](https://openairdocs.org/ntsb/ERA11CA250.md): Aviat A-1B · Burgaw, NC · Accident · No injuries · Data collection · Final report · Apr 14, 2011 · N555XP · Substantial damage
  > The pilot's inadvertent application of brakes during the landing rollout.
- [NTSB WPR11CA065](https://openairdocs.org/ntsb/WPR11CA065.md): Aviat A-1B · North Bend, WA · Accident · No injuries · Data collection · Final report · Nov 28, 2010 · N55HU · Substantial damage
  > The pilot's failure to predetermine the depth of the snow on the runway.
- [NTSB ANC10TA080](https://openairdocs.org/ntsb/ANC10TA080.md): Aviat A-1B · Bettles Field, AK · Accident · No injuries · Final report · Aug 31, 2010 · N20HY · Substantial damage
  > The pilot's selection of an unsuitable off-airport landing site for a precautionary landing.
- [NTSB CEN10CA120](https://openairdocs.org/ntsb/CEN10CA120.md): Aviat A1 · Austin, TX · Accident · No injuries · Data collection · Final report · Feb 13, 2010 · N741MA · Substantial damage
  > The pilot's failure to maintain directional control during landing and his failure to properly execute a go-around.
- [NTSB ANC09TA092](https://openairdocs.org/ntsb/ANC09TA092.md): Aviat A-1B · Gulkana, AK · Accident · No injuries · Final report · Sep 3, 2009 · N37HY · Substantial damage
  > The pilot's excessive use of brakes during an off-airport landing, resulting in the airplane nosing over.

## 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 ('2210406')
    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" = '096' 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/096/sequence?model=2210406

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