NTSB investigations: Pratt & Whitney R-985 series
60 cases on aircraft whose registry engine model is Pratt & Whitney R-985 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 | 9 |
|---|---|
| 1983 | 3 |
| 1984 | 2 |
| 1985 | 1 |
| 1986 | 1 |
| 1987 | 1 |
| 1988 | 2 |
| 1989 | 3 |
| 1990 | 2 |
| 1991 | 3 |
| 1992 | 3 |
| 1993 | 3 |
| 1994 | 3 |
| 1995 | 4 |
| 1996 | 2 |
| 1997 | 3 |
| 1998 | 1 |
| 1999 | 2 |
| 2000 | 1 |
| 2001 | 2 |
| 2003 | 2 |
| 2004 | 3 |
| 2005 | 3 |
| 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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52008')
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52008')
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 DFW07CA131Accident · No injuriesData collectionFinal reportGrumman G-164A · Okarche, OKThe pilot's failure to maintain clearance from an unmarked light fixture.NTSB DFW05CA236Accident · Serious injuriesData collectionFinal reportGrumman G-164B · Epps, LAThe pilot's failure to maintain clearance with the power lines.NTSB SEA05CA132Accident · No injuriesData collectionFinal reportWeatherly 620B · Teton, IDThe pilot's failure to maintain clearance from power transmission lines while maneuvering.NTSB DFW05LA138Accident · 1 fatalLimited investigationFinal reportStearman D75 · Taylor, TXThe pilot's failure to maintain clearance from an unmarked transmission line. A contributing factor was low altitude selected by the pilot.NTSB CHI04LA220Accident · 1 fatalLimited investigationFinal reportAllied Ag Cat Productions G-164B · Moville, IAThe pilot's inadequate in-flight planning/decision by his failure to maintain obstacle clearance. Contributing factors were low altitude flying and the tree.NTSB CHI04CA151Accident · No injuriesData collectionFinal reportGrumman-Schweizer G-164B · Hope, NDThe pilot's failure to maintain clearance from the tree branches during the aerial-application flight. A factor to the accident was the trees.NTSB FTW04LA157Accident · No injuriesLimited investigationFinal reportSnow S2C · La Feria, TXThe pilot's failure to maintain clearance from the obstacle while maneuvering to perform an aerial application. A contributing factor was the high vegetation.NTSB CHI03LA254Accident · No injuriesLimited investigationFinal reportWeatherly 620A · Doland, SDThe pilot's failure to maintain clearance from the wires and directional control not being possible due to the failure of the brake system. Factors contributing to the accident were the wires, the trees, and the failure of the brake system.NTSB CHI03LA134Accident · Minor injuriesLimited investigationFinal reportWeatherly 620A · Melville, NDThe pilot's failure to maintain clearance from the wires. The low altitude operation and the wires were contributing factors.NTSB CHI01LA217Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Mandan, NDthe pilot failed to maintain clearance from the powerline. Additional factors were the thermal lift and the powerline.NTSB FTW01LA136Accident · 1 fatalLimited investigationFinal reportGrumman-Schweizer G-164B · Powhatan, ARthe pilot's failure to maintain obstacle clearance while maneuvering after takeoff.NTSB SEA00LA099Accident · Serious injuriesLimited investigationFinal reportGrumman-Schweizer G-164B · Colfax, WAThe pilots failure to maintain clearance from power transmission lines.NTSB SEA00FA001Accident · Minor injuriesField investigationFinal reportde Havilland DHC-2 Mark 1 · Port Blakely, WAThe pilot-in-command's failure to maintain adequate clearance from trees/terrain. Contributing factors were rising terrain and trees.NTSB CHI99LA214Accident · No injuriesLimited investigationFinal reportWeatherly 620B · Timber Lake, SDthe pilots selection of the shorter runway and his failure to abort the takeoff. Factors to the accident were the high density altitude, the fence and the fence posts.NTSB SEA98LA140Accident · No injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Caldwell, IDThe pilot-in-command's misjudgment of clearance with a power line, resulting in a collision with the line. Factors included a power line and dark night light conditions in the spray area.NTSB FTW98FA028Accident · 1 fatalField investigationFinal reportWeatherly 620B · Cee Vee, TXThe pilot's failure to maintain clearance with the power lines during an aerial application flight.NTSB CHI97LA278Accident · 1 fatalLimited investigationFinal reportSchweizer G-164B · Larimore, NDthe pilot delaying the swath run turnaround maneuver at the end of the field boundary, and his failure to maintain clearance between the airplane and the high tension wires. A factor was the pilot's inattentiveness regarding the time to begin the swath run…NTSB FTW97LA167Accident · Serious injuriesLimited investigationFinal reportGrumman-Schweizer G-164A · Hatch, NMThe pilot's failure to maintain clearance from the wires. A factor was the sunglare.NTSB CHI96LA310Accident · Minor injuriesLimited investigationFinal reportGrumman G-164A · Galesburg, ILfailure of the pilot to maintain clearance from trees that protruded into the field that he was spraying.NTSB FTW96LA232Accident · Minor injuriesLimited investigationFinal reportGrumman G-164B · Newport, ARfailure of the pilot to maintain clearance from the power line.NTSB SEA95LA191Accident · No injuriesLimited investigationFinal reportSchweizer G-164 · Nyssa, ORthe pilot's inadequate ground reconnaissance.NTSB FTW95LA331Accident · No injuriesLimited investigationFinal reportGrumman G-164A · St.Francisville, LAThe pilot's failure to maintain clearance with the obstruction on short final. A factor was the low visibility.NTSB ANC95LA110Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · King Salmon, AKThe pilot's inadequate compensation for the wind conditions during the landing approach, and his failure to maintain altitude/clearance from trees. A factor relating to the accident was: the gusty wind condition.NTSB SEA95FA043Accident · 1 fatalField investigationFinal reportBeech E18S · Butte, MTThe pilot's failure to follow the IFR procedure by not maintaining the proper altitude prior to the initial appraoch fix. Factors to the accident were dark night conditions and a low ceiling.NTSB CHI94LA235Accident · No injuriesLimited investigationFinal reportBeech 17 · Elgin, NEthe pilot's failure to maintain clearance with the road sign. Factors in the accident were the sign and the failure of the landing gear to extend into the full down and locked position.NTSB CHI94LA162Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Alexandria, NEThe pilot's failure to maintain clearance with wires.NTSB FTW94LA142Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Lindon, COInaccurate preflight planning and preparation for the flight. A factor was soft terrain on the landing strip.NTSB FTW93LA257Accident · 1 fatalLimited investigationFinal reportBeech C-45H · Fentress, TXInadvertent deployment of the skydiver's reserve parachute for undetermined reasons.NTSB FTW93LA172Accident · Serious injuriesLimited investigationFinal reportGrumman G-164B · Walnut Ridge, ARThe pilot's failure to maintain adequate clearance.NTSB CHI93DCQ01Accident · 1 fatalFinal reportGrumman G-164A · Liberal, KSthe pilot's failure to maintain clearance with the powerlines. A factor related to the accident were the powerlines which were contacted during the aerial application operation.NTSB CHI92DEP04Accident · Minor injuriesFinal reportGrumman 164A · Elkhorn, WIThe pilot-in-command's inadequate compensation for wind conditions.NTSB ATL92LA130Accident · Minor injuriesLimited investigationFinal reportGrumman 164A · Abbeville, ALThe pilot's failure to see and avoid the top utility wire.NTSB ATL92LA127Accident · Minor injuriesLimited investigationFinal reportBoeing A75N1 · Dunn, NCThe pilot's inadequare visual lookout to see and avoid the 8 foot high pole adjacent to the landing strip.NTSB ATL91LA132Accident · No injuriesLimited investigationFinal reportBoeing A75N1 · Social Circle, GAThe airplane collided with the steel pole which supports the windsock while the pilot maneuvered to avoid a collision with a deer on the runway.NTSB LAX91LA186Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Madera, CAFailure of the pilot to maintain adequate clearance from the guy wire.NTSB LAX91LA088Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Merced, CAA disoriented and intoxicated automobile driver entering the runway in front of the departing aircraft.NTSB CHI90LA256Accident · Serious injuriesLimited investigationFinal reportBoeing B75N1 · Marseilles, ILThe pilot-in-command's failure to maintain adequate visual outlook to avoid collision with a wire while conducting intentional low level flight.NTSB CHI90DEV04Accident · No injuriesFinal reportGrumman G-164B · Princeton, ILThe pilot-in-command's failure to maintain adequate clearance from obstacles during flight at low altitude, resulting in wire strike.NTSB MIA89FA176Accident · 1 fatalField investigationFinal reportBoeing A-75 · Daytona Beach, FLThe biplane pilot failed to see and avoid the collision with the banner being towed by the other airplane.NTSB MKC89LA085Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Advance, MOThe pilot's inadequate visual lookout resulting in his failure to see power lines in time to avoid them. Contributing to the accident was the reduced visibility due to fog.NTSB LAX89DVA06Accident · Serious injuriesFinal reportGrumman G-164A · Riverdale, CAInadequate visual lookout by the pilot, when he diverted his attention. The power line was a related factor.NTSB MKC88LA160Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Hebron, NEWhile making a aerial application swath run, the pilot was checking his spray booms because of some malfunctioning nozzles. Exiting the field between two groups of trees on the border he failed to see power line poles. He struck the wires, then the terrain,…NTSB DEN88LA131Accident · No injuriesLimited investigationFinal reportGrumman G-164 · Ayr, NDNTSB FTW87DPJ03Accident · Minor injuriesFinal reportBoeing B75N1 · Fairmont, OKDuring the pull up at end of swath run pilot misjudged power line clearance. Top line caught on aircraft and caused uncontrolled descent to ground.NTSB ATL86FEG01Accident · No injuriesFinal reportBeech C-45H · Tremont City, OHThe acft collided with a utility pole during an exhibition fly-by. The acft continued to fly to its home arpt where it made an uneventful landing. The rt wing was damaged on the outboard end to include 2 ft of the aileron. The pole struck was 30 ft high and…NTSB FTW85FPJ01Accident · Serious injuriesFinal reportGrumman AG CAT G-164 · Norman, OKThe acft collided with a high static wire on an electric transmission line before colliding out of control with the ground. The plt stated after the accident that he forgot about the static line and flew into it during a maneuver for aerial spraying.NTSB MKC84LA181Accident · Minor injuriesLimited investigationFinal reportGrumman G-164B · Campbell, MOPIC was making a clean up swath run after spraying a field and failed to avoid a high voltage power line. After strikingthe line the acft impacted the ground, caught fire and burned.NTSB MKC84LA158Accident · No injuriesLimited investigationFinal reportSchweizer G164B · Ellinwood, KSWhile the plt was spraying a field of soybeans, the right main gear of the acft hit an irrigation sys that he had been crossing. The right main gear was torn off, but the acft continued to fly. During the landing on a sod arpt, the prop dug in & the acft…NTSB CHI83LER03Accident · Serious injuriesFinal reportBoeing A75N1 · Sabin, MNAcft collided with power lines.NTSB CHI83LA288Accident · No injuriesLimited investigationFinal reportGrumman G-164A · Morris, MNThe plt reported that while he was waiting for the flagman, circling the field to be sprayed, & talking to the flagman, the acft began to sink & struck trees. The load was dumped, but the plane continued to sink to the ground. During the landing, the acft…