NTSB investigations: Pratt & Whitney PT6A series, TX
10 cases on aircraft whose registry engine model is Pratt & Whitney PT6A series, where the first occurrence was “In flight collision with object”. 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
| 1982 | 1 |
|---|---|
| 1997 | 1 |
| 1999 | 1 |
| 2000 | 2 |
| 2003 | 1 |
| 2004 | 2 |
| 2005 | 1 |
| 2007 | 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\" = 'TX' 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')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 220))
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" = 'TX' 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')
AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 220))
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 DFW07CA123Accident · No injuriesData collectionFinal reportAir Tractor AT-502B · Banquete, TXThe pilot's failure to maintain clearance from the power transmission line(s). A contributing factor was the low altitude selected by the pilot.NTSB DFW05IA150Incident · No injuriesIncident investigationFinal reportCessna 208B · Clarendon, TXThe loss of total engine power due to damage of the compressor stator vanes caused by a foreign object. A contributing factor was an in-flight ingestion of bird(s).NTSB FTW04CA112Accident · No injuriesData collectionFinal reportAir Tractor AT-502B · San Angelo, TXThe pilot's improper preflight performance planning, and his failure to establish a climb. Factors were the high density altitude and crosswind.NTSB FTW04LA108Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-402B · Goliad, TXThe pilot's failure to maintain clearance with power lines while maneuvering during an aerial application flight.NTSB FTW03LA158Accident · No injuriesLimited investigationFinal reportAir Tractor AT-502B · Edna, TXThe pilot's failure to maintain clearance with the transmission wires while maneuvering during an aerial application flight. A contributing factor was the haze restricting the visibility.NTSB FTW00LA257Accident · No injuriesLimited investigationFinal reportAir Tractor 402B · Segraves, TXThe pilot's failure to maintain clearance with the irrigation system. A factor was the whirlwind weather condition.NTSB FTW00LA195Accident · Minor injuriesLimited investigationFinal reportAyres S2R-T34 · Anahuac, TXThe pilot's failure to maintain clearance with the power line. A factor was the lack of suitable terrain for the forced landing.NTSB FTW99LA249Accident · No injuriesLimited investigationFinal reportAir Tractor AT-502B · Seminole, TXThe pilot's failure to maintain obstacle clearance.NTSB FTW97LA074Accident · No injuriesLimited investigationFinal reportBeech C90A · Rio Grande City, TXThe pilot's failure to maintain clearance with the tower. Factors were the low ceilings and the pilot's diverted attention to his navigation.NTSB FTW82DA372Accident · No injuriesFinal reportAir Tractor AT-400 · Muleshoe, TXPilot collided with a water spraying machine while making crop spray pass. Landing gear tore off.