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Final NTSB investigations: Pratt & Whitney JT8D-17 series

20 cases on aircraft whose registry engine model is Pratt & Whitney JT8D-17 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19822026

Where

Latest cases

Query with 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."completionStatus" = 'Completed' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52049')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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.\"completionStatus\" = 'Completed'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52049'))
  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."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('52049'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 ENG11IA043Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas DC-9-51 · Atlanta, GAThe probable cause of the No. 2 engine failure and subsequent aborted takeoff was the high cycle fatigue failure of a fan blade near the blade root that resulted in extensive low pressure compressor damage and compressor case breach.Aug 6, 2011 · N676MC · Minor damage NTSB ENG10IA037Incident · No injuriesIncident investigationFinal reportDouglas DC9 · Minneapolis, MNThe failure of the facility that overhauled the 1st stage fan blade to properly restore the leading edge, which caused a flutter mode resulting in a fatigue crack and fracture of the fan blade.Jun 15, 2010 · N671MC · Minor damage NTSB CEN09LA093Accident · No injuriesLimited investigationFinal reportMcdonnell Douglas DC-9-50 · Madison, WIThe collision between the tug and the airplane during towing as a result of sliding on the snow covered runway.Dec 3, 2008 · N782NC · Substantial damage NTSB CHI08IA065Incident · No injuriesIncident investigationFinal reportBoeing 737-2H4 · Lincoln, NEThe improper installation of the swivel valve fittings by the operator's mechanic leading to the total loss of both hydraulic systems. Contributing to the incident were the swivel valves leaking and the total failure of the hydraulic system.Jan 8, 2008 · N733TW · No damage NTSB DCA07IA008Incident · No injuriesIncident investigationFinal reportBoeing 737-200 · Seattle, WAthe flight crew's failure to cross-check and verify that the airplane was on the correct runway before takeoff. Contributing to the incident was the flight crew's self-induced pressure to heed the takeoff clearance during a period of increased workload.Oct 30, 2006 · N740AS · No damage NTSB ATL06LA024Accident · Serious injuriesLimited investigationFinal reportBoeing 727-2S2F · Memphis, TNThe improper towing of the airplane by the tug operator which resulted in the shearing of the towbar shear pin and subsequent collision of the airplane and tug.Dec 14, 2005 · N213FE · Substantial damage NTSB DEN05IA071Incident · No injuriesIncident investigationFinal reportBoeing 737-282 · Denver, COthe improper operation of the loading bridge which resulted in the loading bridge impacting the airplane. Contributing factors were the failure of the ground personnel to marshal the airplane on the assigned aircraft stop line, lack of supervision and…Apr 25, 2005 · N789TM · Minor damage NTSB NYC03LA199Accident · 1 fatalLimited investigationFinal reportMcDonnell Douglas DC-9-51 · Norfolk, VAthe airline ground person's failure to properly control the pushback tug, and her subsequent failure to maintain adequate clearance between the tug and the airplane. Factors contributing to the accident were the airline ground person's operation of the tug…Sep 12, 2003 · N776NC · Minor damage NTSB CHI01IA248Incident · No injuriesIncident investigationFinal reportBoeing 727-2Q6 · Oshkosh, WIThe unsafe condition caused when the pilot taxied onto the runway. Factors relating to this accident were the pilot not following the instructions given him by the ground marshaller, his wrong taxi route, and his not obtaining clearance to taxi onto the…Jul 27, 2001 · N782AT · 2 aircraft · No damage NTSB CHI01LA245Accident · Serious injuriesLimited investigationFinal reportMcDonnell Douglas DC-9-51 · Detroit, MIThe passenger (an off duty flight attendant) disregarded the flight crews warning regarding turbulence along with the seat belt sign which had been turned on.Jul 25, 2001 · N780NC · No damage NTSB CHI00FA244Accident · No injuriesField investigationFinal reportBoeing 727-264 · Chicago, ILthe fractured tow bar and the inadequate weld of the tow bar by an unknown person.Aug 16, 2000 · N764AT · Substantial damage NTSB LAX00FA229Accident · Minor injuriesField investigationFinal reportMcDonnell Douglas DC-9-51 · Lihue, Kauai, HIThe first officer's delayed and misjudged landing flare resulting in a tail strike and hard landing. Contributing factors were his relative inexperience flying the type of airplane, and the captain's and the first officer's failure to adhere to required…Jun 15, 2000 · N649HA · Substantial damage NTSB NYC99LA127Accident · No injuriesLimited investigationFinal reportBoeing 727 · Sterling, VAInadequate visual lookout by the tug operator. A factor in this accident was inadequate pushback procedures by the airline which failed to provide proper assistance (wing walkers) to the tug operator.May 28, 1999 · N282SC · Substantial damage NTSB CHI97IA205Incident · No injuriesIncident investigationFinal reportBoeing B-727-200 · Indianapolis, INthe improper installation of the incorrect spherical bearing by the company's maintenance personnel. A factor was the improper plating of the trunnion with chromium by the landing gear overhaul facility.Jul 9, 1997 · N770AT · Minor damage NTSB MIA95LA196Accident · No injuriesLimited investigationFinal reportBoeing 727-264 · Orlando, FLThe failure of the ground crew to follow procedures/directives requiring that the airplane brakes be set before disconnecting the tow bar from the airplane.Aug 6, 1995 · N764AT · Substantial damage NTSB BFO90LA043Accident · Serious injuriesLimited investigationFinal reportBoeing B-737 · Washington, DCThe aircraft encountered turbulence, resulting in injury to a flight attendant.May 11, 1990 · N990UA · No damage NTSB SEA88IA108Incident · Minor injuriesIncident investigationFinal reportBoeing 727-200 · Seattle, WAAfter the main gear touched down, thrust levers were placed in the idle reverse position. Once the aircraft's nose gear contacted the runway, braking and full reverse thrust was applied. The aircraft started to drift to the left of the runway centerline. The…Jun 13, 1988 · N308AS · Minor damage NTSB CHI87IA039Incident · No injuriesIncident investigationFinal reportDouglas DC-9-51 · Madison, WIAircraft slid off the right side the runway during the rollout from a cross wind landing and struck 6 runway edge lights causing minor damage to the inboard trailing edge of the right flap. At the time of the incident there was 1/2 inch of snow on the runway…Dec 2, 1986 · N786NC · Minor damage NTSB FTW86MA030Incident · No injuriesMajor investigationFinal reportBoeing 737-2H4 · Dallas, TXThis incident occurred when the no. 2 engine experienced an aft engine mount cone bolt failure and the subsequent failure of the secondary support link (stainless steel cable). The failure of both aft engine support assemblies during the takeoff roll allowed…Jan 3, 1986 · N86SW · Minor damage NTSB SEA83IA027Incident · No injuriesIncident investigationFinal reportMcdonnell Douglas DC-9-51 · Boise, IDShortly after climbout from denver the first officer noticed the captain twitch and asked if he was okay. The captain answered affirmatively but donned his oxygen mask at the co-pilot's suggestion. About 20 minutes later the captain stiffened with his left…Dec 2, 1982 · N785NC · No damage