NTSB investigations: Pratt & Whitney PT6A series, MN
8 cases on aircraft whose registry engine model is Pratt & Whitney PT6A series. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1991 | 1 |
|---|---|
| 2001 | 1 |
| 2005 | 1 |
| 2006 | 1 |
| 2008 | 1 |
| 2016 | 1 |
| 2020 | 1 |
| 2022 | 1 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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\" = 'MN' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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" = 'MN' AND c."eventCountry" = 'USA'
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52032', '52034'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB CEN22LA342Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT-502 · East Grand Forks, MNThe pilot’s failure to maintain clearance from the power lines during a low-level application pass.NTSB CEN21LA004Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA46 · Lake Elmo, MNA total loss of engine power for reasons that could not be determined.NTSB CEN16LA326Accident · 1 fatalLimited investigationFinal reportThrush S2R T660 · Ruthton, MNThe pilot's failure to see and avoid the tower guy-wire during an agricultural spraying operation.NTSB CHI08CA257Accident · No injuriesData collectionFinal reportAir Tractor AT-400A · Luverne, MNThe failure of the compressor turbine blades which resulted in the loss of power. Factors associated with the accident were the low altitude and the trees.NTSB CHI06CA221Accident · No injuriesData collectionFinal reportAir Tractor AT-400 · Springfield, MNThe pilot's inability to maintain directional control of the airplane as a result of the partial failure of the tail wheel assembly. A factor associated with the accident was the crop that the airplane contacted.NTSB CHI05CA245Accident · No injuriesData collectionFinal reportAir Tractor AT-502 · Hector, MNThe pilot's failure to achieve adequate airspeed on takeoff which resulted in the airplane entering a stall/mush when it flew out of ground effect while crossing a large drainage ditch on takeoff.NTSB CHI01LA326Accident · No injuriesLimited investigationFinal reportCessna 208 · Aurora, MNThe pilot not maintaining the proper descent rate during the landing. Factors were the flap's popped circuit breaker, the pilot not verifying the flap's position, the glassy water, and the dock.NTSB CHI91DER07Accident · No injuriesFinal reportPiper PA-36-375 · Breckentidge, MNThe pilot's failure to take adequate remedial action during the attempted climb out. A related factor is the premature lift off.