# NTSB investigations, 1986, 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 DEN87FA036](https://openairdocs.org/ntsb/DEN87FA036.md): Piper PA-28-140 · Rawlins, WY · Accident · 2 fatal · Field investigation · Final report · Dec 29, 1986 · N4388X · Destroyed > The plt took off on a 7000 ft long runway with a heavy coat of frost on the acft. The acft became airborne and flew in ground effect until it impacted a 30 ft high pile of sand 200 yards beyond the end of the runway. - [NTSB DEN87FA017](https://openairdocs.org/ntsb/DEN87FA017.md): Piper PA-32-301T · Cheyenne, WY · Accident · Serious injuries · Field investigation · Final report · Nov 7, 1986 · N8216V · Substantial damage > The plt and his two pax were on a VFR x-country to scottsbluff, NE, when IMC was encountered near grand junction, CO. The plt then called ATC and obtained an IFR clearance. The plt elected to land at Cheyenne, WY. Wx was reported to be 500 overcast, 1/4 mi… - [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 DEN87FA008](https://openairdocs.org/ntsb/DEN87FA008.md): Mooney M20B · Buffalo, WY · Accident · 1 fatal · Field investigation · Final report · Oct 23, 1986 · N74739 · Destroyed > At aprx 1720 MDT, tower psnl at the dep arpt received a phone call from the plt. He said he wished to depart with an inop 2-WAY radio. He was advised that IMC prevailed & that a radio would be required to depart with an IFR or special VFR clnc. At 1907 (after… - [NTSB DEN86LA260](https://openairdocs.org/ntsb/DEN86LA260.md): Piper PA-18-150 · Wright, WY · Accident · No injuries · Limited investigation · Final report · Sep 26, 1986 · N7289K · Substantial damage > Acft was taxiing for takeoff from driveway on private ranch. Plt said there was strong x-wing gusting from left to right. Plt said he was holding right rudder when wind velocity decreased. Wing tip struck post beside driveway, acft turned right, and rolled… - [NTSB DEN86FTE03](https://openairdocs.org/ntsb/DEN86FTE03.md): Homebuilt Bushby Mustang · Casper, WY · Accident · 1 fatal · Final report · Sep 21, 1986 · N117RD · Destroyed > The Homebuilt acft crashed during low alt maneuvers from about 150 ft AGL. A witness who helped build the acft was taking pictures and recording data of the flt at the time of the accident. This witness stated that the plt attempted an aileron roll. The first… - [NTSB DEN86LA250](https://openairdocs.org/ntsb/DEN86LA250.md): Piper PA-18A-150 · Casper, WY · Accident · No injuries · Limited investigation · Final report · Sep 12, 1986 · N8595D · Substantial damage > While in normal cruise flt, after crossing a ridgeline, the plt encountered downdraft wind currents. The acft entered a descent from which the plt could not recover. He attempted to make an emergency forced landing in rough desert terrain. The acft impacted… - [NTSB DEN86MA241](https://openairdocs.org/ntsb/DEN86MA241.md): Cessna 441 · Lander, WY · Accident · 7 fatal · Major investigation · Final report · Aug 29, 1986 · N2727A · Destroyed > On 5/1/86, the plt had an acoustic tumor removed fm his rgt ear which included the removal of the 8th nerve (balance nerve). His attending physician suggested aprx a 1 yr period of recuperation due to equilibrium problems associated with this type of surgery.… - [NTSB DEN86FA223](https://openairdocs.org/ntsb/DEN86FA223.md): Cessna 172 · Ten Sleep, WY · Accident · 1 fatal · Field investigation · Final report · Aug 9, 1986 · N4016F · Destroyed > The plt became lost/disoriented and inadvertently entered the narrow canyon in a mountain pass. He attempted to land on a public highway at 7,500 feet MSL when it became apparent the acft would not climb fast enough to clear rapidly rising terrain and that it… - [NTSB DEN86LA225](https://openairdocs.org/ntsb/DEN86LA225.md): Piper PA-18 · Worland, WY · Accident · No injuries · Limited investigation · Final report · Aug 8, 1986 · N1590P · Destroyed > On landing, wind gust lifted left wing and tail section. Acft nosed over. - [NTSB DEN86FA216](https://openairdocs.org/ntsb/DEN86FA216.md): Piper PA-32-260 · Lander, WY · Accident · 2 fatal · Field investigation · Final report · Aug 5, 1986 · N3621W · Destroyed > The flt departed Lander, Wyoming, arpt in high density altitude conditions and in an over gross weight condition. The acft was observed flying low over rising terrain until it impacted the ground. The acft was destroyed in a post accident fire and two pax was… - [NTSB DEN86LA215](https://openairdocs.org/ntsb/DEN86LA215.md): Waco UPF-7 · Laramie, WY · Accident · Minor injuries · Limited investigation · Final report · Aug 3, 1986 · N30196 · Destroyed > The plt stated that a flt from California to Laramie was uneventful. The acft was then refueled and he departed to the east. Shortly after takeoff, the engine began to lose power and the cockpit filled with smoke. The plt executed an emergency landing next to… - [NTSB DEN86FA213](https://openairdocs.org/ntsb/DEN86FA213.md): Thorp T-18 · Rawlins, WY · Accident · 2 fatal · Field investigation · Final report · Jul 31, 1986 · N85JJ · Destroyed > The accident acft, a Thorp T-18, was one of four acft (quickie ii, varieze, longeze) in a loose formation that was en route to the annual eaa convention at oshkosh, WI. The acft departed redding, CA, at 0500 PDT, refueled at wendover, UT, and departed there… - [NTSB DEN86LA206](https://openairdocs.org/ntsb/DEN86LA206.md): Troutman Quickie Q2 · Rawlins, WY · Accident · No injuries · Limited investigation · Final report · Jul 24, 1986 · N21LT · Substantial damage > The plt, flying a homebuilt quickie Q2, attempted a ldg on rwy 22 with winds of 20K, gusting to 30K out of 250 degrees. After touchdown the acft weather vaned into the wind. The acft left the rwy, flipped over and was substantially damaged. - [NTSB DEN86LA203](https://openairdocs.org/ntsb/DEN86LA203.md): Rotec Panther II Plus · Sundance, WY · Accident · No injuries · Limited investigation · Final report · Jul 20, 1986 · N990RE · Substantial damage > The plt said that on the first flight of N990RE, the vehicle revealed some undesirable flt control characteristics. He said that after landing he installed both doors and then attempted another take off. It was shortly after take off that the plt lost control… - [NTSB DEN86LA194](https://openairdocs.org/ntsb/DEN86LA194.md): Cessna 120 · Riverton, WY · Accident · No injuries · Limited investigation · Final report · Jul 11, 1986 · N3099N · Substantial damage > Plt stated after accident '... We could not climb after initial takeoff and a pwr line was coming up so I tried to turn right and the plane stalled.' The density altitude was calculated to be 7,136 feet MSL. The plt stated that he did not lean the mixture for… - [NTSB DEN86LA177](https://openairdocs.org/ntsb/DEN86LA177.md): Cessna 182P · Sheridan, WY · Accident · No injuries · Limited investigation · Final report · Jun 28, 1986 · N9099M · Substantial damage > A loss of directional control occurred during landing roll and the acft departed the left side of the grass/dirt landing strip. The acft then traveled down a slight embankment and collided with a wire fence and fence posts. - [NTSB DEN86FA175](https://openairdocs.org/ntsb/DEN86FA175.md): Martin 404 · Buffalo, WY · Accident · 3 fatal · Field investigation · Final report · Jun 27, 1986 · N40443 · Destroyed > N40443 was contracted by the Wyoming dept of ag to spray grasshoppers. Investigation revealed the plt held a pvt certificate with asmel ratings. His medical certificate was denied because he failed to provide information concerning high blood pressure and… - [NTSB DEN86LA168](https://openairdocs.org/ntsb/DEN86LA168.md): Cessna 172K · Bosler, WY · Accident · Minor injuries · Limited investigation · Final report · Jun 21, 1986 · N79221 · Substantial damage > According to the plt, the acft had just become airborne when it encountered a gust of wind while simultaneously crossing a gully, lost lift & descended until ground contact. The plt also indicated there was a 'density altitude problem.' The density altitude… - [NTSB DEN86FA163](https://openairdocs.org/ntsb/DEN86FA163.md): Beech C90A · Jackson, WY · Accident · 1 fatal · Field investigation · Final report · Jun 16, 1986 · N114CM · Destroyed > The plt departed olathe, KS, en route to Jackson, WY. The plt radioed the denver efas and reported his position as 56 miles northwest of casper, WY. There was no further radio communication with N114CM. The plt's wife stated after the accident that the plt… - [NTSB DEN86LA156](https://openairdocs.org/ntsb/DEN86LA156.md): Cessna 180 · Cheyenne, WY · Accident · No injuries · Limited investigation · Final report · Jun 6, 1986 · N3253D · Substantial damage > The student plt flew from alliance to Cheyenne on his solo x-country and flew locally at Cheyenne to make 3 landings at a twr controlled arpt. While he was in the pattern a cumulonimbus cloud moved into the vicinity of the arpt and the winds became gusty.… - [NTSB DEN86FA149](https://openairdocs.org/ntsb/DEN86FA149.md): American AA-1 Yankee · Cheyenne, WY · Accident · Serious injuries · Field investigation · Final report · Jun 4, 1986 · N5935L · Substantial damage > During takeoff on a 4,997 foot long rwy, the acft became airborne, settled back onto the rwy and lifted off again just prior to reaching the end of the rwy. After takeoff the plt was not able to maintain flt. The acft impacted on a street, traveled 30 feet,… - [NTSB DEN86FA146](https://openairdocs.org/ntsb/DEN86FA146.md): Bauer'S Mitchell Wing U-2 · Cheyenne, WY · Accident · 1 fatal · Field investigation · Final report · May 31, 1986 · N3967S · Destroyed > This was an experimental amateur-built acft. Witnesses reported seeing the acft in a steep right bank when the eng lost power. The acft was then seen to stall and enter a right spin. Witnesses said the plt recovered but entered a second stall and dove… - [NTSB DEN86LA144](https://openairdocs.org/ntsb/DEN86LA144.md): Hispano Aviacion ME109 · Casper, WY · Accident · No injuries · Limited investigation · Final report · May 28, 1986 · N3109 · Substantial damage > During takeoff ground roll on a test flt, the acft left brake failed causing the left main wheel to lock up. The plt lost directional control and the acft departed the left side of the runway where it ground looped. The aircraft was destroyed. The pilot was… - [NTSB DEN86FA137](https://openairdocs.org/ntsb/DEN86FA137.md): Beech BE-99C · Laramie, WY · Accident · No injuries · Field investigation · Final report · May 16, 1986 · N6728J · Substantial damage > This part 135 IFR flt was inbound for landing at Laramie, Wyoming. During the en route and approach for ldg portions of the flt the acft picked up a moderate to heavy load of ice. During the landing flare the acft stalled, hit the rwy, bounced, veered off the… - [NTSB DEN86LA126](https://openairdocs.org/ntsb/DEN86LA126.md): Cessna 140 · Riverton, WY · Accident · No injuries · Limited investigation · Final report · May 4, 1986 · N1949V · Substantial damage > The plt reports that the eng cowling came loose and he decided to land on a highway to secure the cowling. The approach was made to the west on the east/west road. The plt said the wind was from the south at 25 mph with gusts to 35 and the landing attempt… - [NTSB DEN86FA112](https://openairdocs.org/ntsb/DEN86FA112.md): Cessna T-210N · Jay Em, WY · Accident · 3 fatal · Field investigation · Final report · Apr 9, 1986 · N6535N · Destroyed > The non-instrument rated plt took off on a VFR flt into an area of forecast adverse wx. Radar track of the acft at 9,700 feet MSL was lost in the vicinity of the accident site at 0930 MST, 4/9/86. The acft wreckage was located at 1155 MST, 4/10/86 and was… - [NTSB DEN86LA096](https://openairdocs.org/ntsb/DEN86LA096.md): Cessna R172K · Ft. Bridger, WY · Accident · No injuries · Limited investigation · Final report · Mar 9, 1986 · N736GS · Substantial damage > According to the plt, he and his passenger were ferrying an acft back to the point of origin after a sar mission for the civil air patrol, when they encountered IMC weather. The plt stated he was making a precautionary landing on a dirt road when the acft… - [NTSB DEN86FTI01](https://openairdocs.org/ntsb/DEN86FTI01.md): Miller Sievers Special · Gillette, WY · Accident · Minor injuries · Final report · Mar 4, 1986 · N1175 · Substantial damage > On March 3, 1986 at approximately 1715 MST, an experimental Miller, sievers special, struck the ground during takeoff at the Gillette-campbell county airport, Gillette, Wyoming. The pilot stated that just after takeoff on runway 34, the aircraft appeared to… - [NTSB DEN86LA090](https://openairdocs.org/ntsb/DEN86LA090.md): Cessna 180J · Casper, WY · Accident · No injuries · Limited investigation · Final report · Mar 3, 1986 · N9923N · Substantial damage > According to the flt instructor, during the touch and go landing, directional control was lost when brakes were applied and the acft ground looped. During the investigation, it was ascertained that an 'o' ring on the right wheel had dislodged, resulting in… - [NTSB DEN86LA072](https://openairdocs.org/ntsb/DEN86LA072.md): Piper PA-18-150 · Afton, WY · Accident · Minor injuries · Limited investigation · Final report · Feb 1, 1986 · N4238Z · Substantial damage > The plt stated he had descended to observe wildlife. When he attempted to add pwr he discovered the eng had quit. The plt indicated the acft wheel contacted the deep snow at a moderate rate of horizontal speed while he was trying to restart the eng. ## 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 year(c."eventDate") = 1986 AND c."eventStateOrRegion" = 'WY' AND c."eventCountry" = 'USA' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?state=WY&year=1986 --- 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.