# NTSB investigations: Continental TSIO-520 series, WY NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. ## Latest cases - [NTSB WPR22LA253](https://openairdocs.org/ntsb/WPR22LA253.md): Cessna P210N · Buffalo, WY · Accident · 2 fatal · Class 3 · Limited · Final report · Jul 14, 2022 · N731BJ · Destroyed > The pilot’s decision to continue the visual flight rules flight into localized instrument meteorological conditions, which resulted in an encounter with convective turbulence and a subsequent loss of control and in-flight breakup. - [NTSB WPR21LA350](https://openairdocs.org/ntsb/WPR21LA350.md): Cessna 404 · Sheridan, WY · Accident · No injuries · Class 3 · Limited · Final report · Sep 18, 2021 · N5409G · Substantial damage > The pilot experiencing an episode of impaired behavior and incapacitation for reasons that could not be determined based on the available information. - [NTSB WPR21LA345](https://openairdocs.org/ntsb/WPR21LA345.md): Cessna 340 · Rock Springs, WY · Accident · No injuries · Class 4 · Limited · Final report · Jul 24, 2021 · N419TT · Substantial damage > The pilot’s improper pitch control during takeoff which resulted in an aerodynamic stall and subsequent hard landing - [NTSB CEN18LA373](https://openairdocs.org/ntsb/CEN18LA373.md): Cessna T310 · Laramie, WY · Accident · No injuries · Class 4 · Limited · Final report · Sep 6, 2018 · N376J · Substantial damage > The pilot’s failure to properly adjust the fuel/air mixtures, which resulted in a partial loss of engine power to both engines due to fuel starvation and a subsequent forced landing to a field. - [NTSB CEN15LA250](https://openairdocs.org/ntsb/CEN15LA250.md): Cessna T188C · Pine Bluffs, WY · Accident · No injuries · Limited investigation · Final report · May 27, 2015 · N1965J · Substantial damage > The pilot's loss of directional control to the right for reasons that could not be determined during examination of the right main landing gear wheel and brake drum. - [NTSB WPR13LA132](https://openairdocs.org/ntsb/WPR13LA132.md): Cessna T310R · Casper, WY · Accident · No injuries · Limited investigation · Final report · Feb 17, 2013 · N4941J · Substantial damage > The separation of the right main gear bracket assembly from its wing attachment fitting due to lack of lubrication of the torque tube bearing. - [NTSB WPR11LA434](https://openairdocs.org/ntsb/WPR11LA434.md): Cessna T210M · Saratoga, WY · Accident · Serious injuries · Limited investigation · Final report · Sep 5, 2011 · N761NZ · Substantial damage > A loss of engine power during an attempted go-around for reasons that could not be determined because postaccident examination did not reveal any anomalies that would have precluded normal operation. - [NTSB WPR11LA038](https://openairdocs.org/ntsb/WPR11LA038.md): Cessna T210N · Baggs, WY · Accident · No injuries · Limited investigation · Final report · Nov 6, 2010 · N6179Y · Substantial damage > The failure of a connecting rod cap retaining bolt during cruise flight, which resulted in a loss of engine power. - [NTSB DEN05LA057](https://openairdocs.org/ntsb/DEN05LA057.md): Cessna P210N · Lander, WY · Accident · No injuries · Limited investigation · Final report · Feb 17, 2005 · N4912K · Substantial damage > the loss of engine power for undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing. - [NTSB DEN04LA107](https://openairdocs.org/ntsb/DEN04LA107.md): Cessna P210N · Douglas, WY · Accident · No injuries · Limited investigation · Final report · Jul 20, 2004 · N7736K · Substantial damage > the failure of the engine's crankshaft due to the rotation of the engine's number two bearing, which resulted in the oil starvation of the crankshaft's number 2 main journal. Contributing factors include the engine's improper maintenance, and the in-flight… - [NTSB DEN03FA002](https://openairdocs.org/ntsb/DEN03FA002.md): Cessna T210M · Laramie, WY · Accident · 1 fatal · Field investigation · Final report · Oct 1, 2002 · N210HC · Destroyed > the pilot's improper inflight planning/decision, and his failure to maintain terrain clearance while attempting a low altitude maneuver. Contributing factors were the mountainous terrain, the airplane’s low altitude, and the pilot's lack of total instrument… - [NTSB DEN02TA011](https://openairdocs.org/ntsb/DEN02TA011.md): Cessna 206 · Casper, WY · Accident · No injuries · Final report · Nov 9, 2001 · N9582G · Substantial damage > failure to maintain aircraft control during landing. Contributing factors were the crosswind and gusting wind conditions. - [NTSB DEN00LA094](https://openairdocs.org/ntsb/DEN00LA094.md): Cessna T210M · Laramie, WY · Accident · No injuries · Limited investigation · Final report · May 21, 2000 · N66DF · Substantial damage > The pilot-in-command's failure to confirm, the landing gear was down and locked. Factors were the check pilot's failure to confirm the landing gear was down and locked, and the sun glare. - [NTSB DEN00LA055](https://openairdocs.org/ntsb/DEN00LA055.md): Cessna P210N · Gillette, WY · Accident · No injuries · Limited investigation · Final report · Mar 2, 2000 · N6489W · Substantial damage > The pilot's failure to land sooner to refuel, resulting in a power loss due to fuel exhaustion. A factor was a lack of suitable terrain on which to make a forced landing. - [NTSB FTW98LA374](https://openairdocs.org/ntsb/FTW98LA374.md): Beech B36TC · Pinedale, WY · Accident · No injuries · Limited investigation · Final report · Aug 5, 1998 · N4BA · Substantial damage > The pilot not following his Pilot Operating checklist procedures. A factor was the aborted landing which interfered with the pilot's normal traffic pattern habit. - [NTSB SEA97FA033](https://openairdocs.org/ntsb/SEA97FA033.md): Beech B36TC · Jackson, WY · Accident · 1 fatal · Field investigation · Final report · Dec 8, 1996 · N3000R · Substantial damage > failure of the pilot to follow IFR procedures. High terrain, low ceiling, icing conditions, and a possible anomaly with the VOR were related factors. - [NTSB SEA93LA177](https://openairdocs.org/ntsb/SEA93LA177.md): Cessna T210L · Cheyenne, WY · Accident · Serious injuries · Limited investigation · Final report · Aug 18, 1993 · N2125S · Substantial damage > An undetermined loss of engine power. - [NTSB SEA91LA009](https://openairdocs.org/ntsb/SEA91LA009.md): Cessna T210N · Laramie, WY · Accident · No injuries · Limited investigation · Final report · Oct 28, 1990 · N4981C · Substantial damage > The pilot did not properly set the mixture control. - [NTSB DEN90LA026](https://openairdocs.org/ntsb/DEN90LA026.md): Cessna T210L · Gillette, WY · Accident · Minor injuries · Limited investigation · Final report · Nov 22, 1989 · N843YT · Substantial damage > Forced landing in unsuitable terrain as a result of an engine crankshaft failure at low level cruise flight. - [NTSB DEN87LA009](https://openairdocs.org/ntsb/DEN87LA009.md): Cessna TU206G · Greybull, WY · Accident · No injuries · Limited investigation · Final report · Oct 24, 1986 · N6277Z · Substantial damage > The plt departed aurora, co at 1000 en route to great falls, mt at 8000 ft MSL. At 1237 the plt advised worland fss that the eng had lost power and he was going down. The plt said that on final apch he had to pull up to avoid power lines. The acft stalled and… - [NTSB DEN85LA249](https://openairdocs.org/ntsb/DEN85LA249.md): Cessna TU206G · Evanston, WY · Accident · Serious injuries · Limited investigation · Final report · Sep 27, 1985 · N5322U · No damage > The plt said the eng quit as he was turning from base leg to final apch for rwy 24 at Evanston (WY) arpt. The acft crashed as the plt maneuvered for an emerg landing. Disassembly and examination of the eng disclosed no reason on why the engine failed. The… - [NTSB DEN85FA017](https://openairdocs.org/ntsb/DEN85FA017.md): Cessna 414 · Cheyenne, WY · Accident · Serious injuries · Field investigation · Final report · Oct 23, 1984 · N1569T · Substantial damage > The acft collided with the ground during a turn to final from a circling approach (IFR) at Cheyenne airport. According to ATC, the acft was a VFR 'pop up' & was subsequently issued an IFR clearance for an approach into the airport. Examination of the acft at… - [NTSB DEN84FA122](https://openairdocs.org/ntsb/DEN84FA122.md): Cessna 414A · Douglas, WY · Accident · Serious injuries · Field investigation · Final report · Apr 1, 1984 · N414EM · Substantial damage > During an approach for a downwind landing, the acft stalled & impacted the ground 192 ft short of rwy 28. The plane had encountered icing conditions during flt & ice was still adhering to the acft as the plt made an approach for landing. Instrument conditions… - [NTSB DEN84FA071](https://openairdocs.org/ntsb/DEN84FA071.md): Cessna 310Q · Casper, WY · Accident · No injuries · Field investigation · Final report · Jan 18, 1984 · N628AS · Substantial damage > The plt stated he was told, the r aux fuel pump was inop & to prime/start the r eng, he had to position the r fuel selector (sel) to x-feed. On the 1st 2 legs of the flt, he used this procedure, but noted the r fuel sel was hard to move. While starting for… - [NTSB DEN83LA125](https://openairdocs.org/ntsb/DEN83LA125.md): Cessna TU206 · Evanston, WY · Accident · No injuries · Limited investigation · Final report · May 31, 1983 · N5136X · Substantial damage > After departing Evanston the plt encountered adverse wx about 100 mi east & returned to Evanston. The plt executed a go-around from a rwy 34 approach due to unfavorable winds & then landed on rwy 16. Directional control was lost & the acft collided with a… - [NTSB DEN83LA003](https://openairdocs.org/ntsb/DEN83LA003.md): Cessna TU206G · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · Oct 7, 1982 · N6169Z · Substantial damage > The aircraft was being used for transportation to an oil drilling sight. A 1300 ft portion of a road near the sight was being used as a landing strip. The pilot reported that after the plane touched down and was rolling, it came to a dog leg in the road. He… - [NTSB DEN81FA020](https://openairdocs.org/ntsb/DEN81FA020.md): Cessna 206G · Cokeville, WY · Accident · 1 fatal · Closed · Mar 7, 1981 · N735RM · Destroyed - [NTSB DEN78FA053](https://openairdocs.org/ntsb/DEN78FA053.md): Cessna TU206 · Canyon, WY · Accident · 1 fatal · Closed · Jul 3, 1978 · N8478Q · Destroyed - [NTSB DEN78DTC08](https://openairdocs.org/ntsb/DEN78DTC08.md): Cessna T210L · Thayne, WY · Accident · No injuries · Closed · Dec 6, 1977 · N4660Q · Substantial damage - [NTSB DEN76DTC26](https://openairdocs.org/ntsb/DEN76DTC26.md): Cessna T210L · Afton, WY · Accident · Minor injuries · Closed · Feb 29, 1976 · N4660Q · Substantial damage - [NTSB DEN74DTC01](https://openairdocs.org/ntsb/DEN74DTC01.md): Cessna T210 · Pinedale, WY · Accident · Minor injuries · Closed · Jul 1, 1973 · N6935R · Destroyed ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```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."eventStateOrRegion" = 'WY' 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 ('17040')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=17040&state=WY --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.