NTSB investigations: Air Tractor AT-402B
13 cases on aircraft the registry lists as Air Tractor AT-402B, where the sequence of events included Collision with terr/obj (non-CFIT). 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
| 2008 | 1 |
|---|---|
| 2010 | 3 |
| 2012 | 2 |
| 2014 | 2 |
| 2021 | 1 |
| 2023 | 2 |
| 2025 | 2 |
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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0390208')
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"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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0390208')
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" 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 CEN25LA267Accident · Minor injuriesClass 4 · LimitedFinal reportAir Tractor AT-402B · Wyoming, ILThe pilot’s failure to attain a positive climb rate due to airplane’s improper takeoff configuration.NTSB CEN25LA221Accident · Serious injuriesClass 4 · LimitedFinal reportAir Tractor AT-402B · Pierre, SDThe pilot’s failure to maintain clearance with the power lines while maneuvering that resulted in an in-flight collision with the power lines and impact with terrain.NTSB CEN23LA336Accident · No injuriesClass 4 · LimitedFinal reportAir Tractor AT-402B · Alta, IAThe airplane’s encounter with a dust devil, which resulted in a loss of lift, and subsequent collision with powerlines.NTSB CEN23LA324Accident · 1 fatalClass 3 · LimitedFinal reportAir Tractor AT-402B · Clara City, MNThe pilot’s failure to maintain clearance from a transmission line during an aerial application flight.NTSB ERA21FA257Accident · 1 fatalClass 3 · FieldFinal reportAir Tractor AT-402B · Kinston, NCThe pilot’s decision to conduct low-level aerobatic maneuvers in an airplane not approved for aerobatic flight, which resulted in an aerodynamic stall and spin, a loss of control, and an impact with terrain.NTSB CEN14CA341Accident · Minor injuriesData collectionFinal reportAir Tractor AT 402B · Sudan, TXThe pilot's lapse in monitoring the airplane's speed during a low level aerial application maneuver and its subsequent stall during the maneuver.NTSB CEN14CA314Accident · Minor injuriesData collectionFinal reportAir Tractor AT 402B · Newport, ARThe pilot misjudged his altitude which resulted in the airplane contacting a wire during the low altitude aerial application maneuver.NTSB ERA12CA517Accident · No injuriesData collectionFinal reportAir Tractor AT-402B · Gum Neck, NCThe pilot's failure to maintain airplane control during the takeoff roll. Contributing to the accident was the rough condition of the runway.NTSB CEN12LA453Accident · 1 fatalLimited investigationFinal reportAir Tractor AT-402B · Britt, IAThe pilot’s failure to maintain clearance from power transmission lines during an agricultural application operation. Contributing to the accident was the pilot’s distracted attention due to personal cell phone use during flight operations.NTSB ERA10LA450Accident · No injuriesLimited investigationFinal reportAir Tractor AT402 · Pompano Beach, FLThe pilot's delayed decision to abort the takeoff, which resulted in a runway overrun and a subsequent collision with obstacles and terrain. Contributing to the accident was the airplane's high gross weight.NTSB CEN10CA343Accident · No injuriesData collectionFinal reportAir Tractor AT-402B · Virden, ILThe pilot's decision to take off from a wet grass runway at an airplane weight and density altitude that precluded a normal takeoff and climb.NTSB ERA10CA309Accident · No injuriesData collectionFinal reportAir Tractor AT-402B · Alcolu, SCThe pilot’s failure to maintain clearance from a tree. Contributing to the accident was the sunglare.NTSB DEN08LA125Accident · Minor injuriesLimited investigationFinal reportAir Tractor AT-402B · Deerfield, KSThe pilot inadvertently stalling the airplane. Contributing factors in this accident were the pilot intentionally performing low altitude maneuvers (side slips), unporting and starving the engine of fuel, and his initiating a climb at low airspeed.