# NTSB investigations: Bombardier ROTAX (ALL), CO 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 CEN25FA247](https://openairdocs.org/ntsb/CEN25FA247.md): Zenith CH601 · Pawnee National Grassland, CO · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 12, 2025 · N314LB · Destroyed > On July 12, 2025, about 1250 mountain daylight time, a Zenith CH601 HDS airplane, N314LB was destroyed when it was involved in an accident in the Pawnee National Grasslands, Colorado. The pilot was fatally injured. The airplane was operated under the… - [NTSB CEN21LA425](https://openairdocs.org/ntsb/CEN21LA425.md): Kolb Mark III · Steamboat Springs, CO · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 14, 2021 · N4365E · Substantial damage > The pilot’s failure to maintain adequate airspeed and his exceedance of the airplane’s critical angle of attack, which resulted in an aerodynamic stall. - [NTSB CEN21LA292](https://openairdocs.org/ntsb/CEN21LA292.md): Curnutt Elton E SKY Ranger B · Ellicott, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 27, 2021 · N7714E · Substantial damage > The pilot’s loss of control while maneuvering at low altitude. - [NTSB CEN12LA655](https://openairdocs.org/ntsb/CEN12LA655.md): TL Ultralight Sro Stingsport · Longmont, CO · Accident · No injuries · Limited investigation · Final report · Sep 1, 2012 · N898N · Substantial damage > The failure of the wood propeller blades in flight. Contributing to the accident was the owner/operator’s failure to complete required inspections on the propeller within the specified interval, which reduced the likelihood of detecting the cracks and may… - [NTSB DEN07LA074](https://openairdocs.org/ntsb/DEN07LA074.md): North American SNJ-5 · Pueblo, CO · Accident · No injuries · Limited investigation · Final report · Mar 13, 2007 · N12KY · 2 aircraft · Minor damage > The pilot of the North American SNJ-5 warbird's inadequate visual lookout while taxiing, resulting in an on-ground collision with the stationary Grob motor glider. - [NTSB DEN07LA042](https://openairdocs.org/ntsb/DEN07LA042.md): Mino Kitfox 3 · Canon City, CO · Accident · Serious injuries · Limited investigation · Final report · Dec 31, 2006 · N928LM · Substantial damage > The certificated flight instructor's failure to adequately supervise the dual student during the landing flare-touchdown, which resulted in a hard landing and a nose over. A factor associated with the accident is the dual student's improper recovery from a… - [NTSB DEN06LA055](https://openairdocs.org/ntsb/DEN06LA055.md): McLaughlin Rans S-7 · Hudson, CO · Accident · Serious injuries · Limited investigation · Final report · Apr 1, 2006 · N924LB · Substantial damage > the pilot's failure to maintain control of the airplane during an attempted landing. Contributing factors include the pilot's improper in-flight planning and decision making, the pilot's lack of experience in tailwheel airplanes, the pilot's lack of a… - [NTSB DEN04LA051](https://openairdocs.org/ntsb/DEN04LA051.md): Shook Rans S-12 · Berthoud, CO · Accident · No injuries · Limited investigation · Final report · Mar 8, 2004 · N7138K · Substantial damage > the pilot's improper flare and his inadequate compensation for wind. The wind gust was a contributing factor. - [NTSB DEN00LA155](https://openairdocs.org/ntsb/DEN00LA155.md): Trammell Avid Flyer · Trinidad, CO · Accident · Serious injuries · Limited investigation · Final report · Aug 20, 2000 · N7081M · Substantial damage > the failure of wing lift strut attachment rod for an unknown reason, which resulted in a loss of aircraft control during initial takeoff climb. - [NTSB DEN00LA122](https://openairdocs.org/ntsb/DEN00LA122.md): Rowley P-40F · Peyton, CO · Accident · 1 fatal · Limited investigation · Final report · Jul 3, 2000 · N42915 · Destroyed > the pilot's inadequate decision to turn back (low altitude) towards the runway for a forced landing. A contributing factor was the total loss of engine power due to a reduction gear failure. - [NTSB DEN99LA044](https://openairdocs.org/ntsb/DEN99LA044.md): Parsons Kitfox II · Colorado Spgs, CO · Accident · No injuries · Limited investigation · Final report · Feb 28, 1999 · N740GP · Substantial damage > The airplane's encounter with a dust devil during landing. - [NTSB FTW97LA188](https://openairdocs.org/ntsb/FTW97LA188.md): Aeromot AMT-200 · Longmont, CO · Accident · No injuries · Limited investigation · Final report · May 9, 1997 · N757DM · Substantial damage > the dual student pilot's improper landing flare and the flight instructor's inadequate supervision of the flight. - [NTSB FTW95LA313](https://openairdocs.org/ntsb/FTW95LA313.md): Steinke Early Bird · Akron, CO · Accident · No injuries · Limited investigation · Final report · Jul 23, 1995 · N593JN · Substantial damage > Failure of the pilot to properly flare the airplane for landing during an emergency landing after takeoff. Factors relating to the accidents were: a malfunction of the side rave valve, an excessively rich fuel mixture, and the high density altitude, which… - [NTSB FTW95LA257](https://openairdocs.org/ntsb/FTW95LA257.md): Rocky Mountain Buccaneer 11 B2B · Longmont, CO · Accident · 1 fatal · Limited investigation · Final report · Jun 23, 1995 · N4093F · Destroyed > The pilot's failure to maintain flying speed, resulting in an inadvertent stall while attempting to make a forced landing. Factors were the pilot's lack of total experience in airplane make/model, improper maintenance of the airplane, and operation of the… - [NTSB FTW95LA132](https://openairdocs.org/ntsb/FTW95LA132.md): Schmanski Kitfox III · Greeley, CO · Accident · Minor injuries · Limited investigation · Final report · Mar 4, 1995 · N951BW · Destroyed > The pilot's inadequate compensation for wind conditions. A factor was a sudden wind shift. - [NTSB FTW94LA135](https://openairdocs.org/ntsb/FTW94LA135.md): Savage Kitfox · Longmont, CO · Accident · No injuries · Limited investigation · Final report · Apr 23, 1994 · N446GS · Substantial damage > The pilot's failure to maintain directional control. - [NTSB DEN93LA007](https://openairdocs.org/ntsb/DEN93LA007.md): Marcy Kitfox IV · Longmont, CO · Accident · 1 fatal · Limited investigation · Final report · Oct 24, 1992 · N130T · Destroyed > An inadvertent stall. A factor was: the pilot's lack of familiarity with the airplane. - [NTSB DEN92LA079](https://openairdocs.org/ntsb/DEN92LA079.md): Robert D. Waldron Kitfox III · Fort Collins, CO · Accident · No injuries · Limited investigation · Final report · Aug 1, 1992 · N1060U · Substantial damage > Loss of control which resulted in dragging a wing tip during flare for landing which ended with a ground loop. A factor was: a tail wind. - [NTSB DEN91LA112](https://openairdocs.org/ntsb/DEN91LA112.md): Lars Avid Flyer · Colorado Spring, CO · Accident · No injuries · Limited investigation · Final report · Aug 10, 1991 · N49BP · Substantial damage > The pilot's delay in flaring the airplane. Factors were: (1) stuck piston rings and (2) the pilot's failure to use flaps. - [NTSB DEN86LA127](https://openairdocs.org/ntsb/DEN86LA127.md): Glaser-Dirks DG-400 · Longmont, CO · Accident · Minor injuries · Limited investigation · Final report · May 4, 1986 · N40Z · Substantial damage > This experimental glider has a stowable 2 cycle eng mounted behind the cockpit. When the eng is stowed the glide ratio is about 40:1. When the eng is deployed but not running, the glide ratio is about 10:1. While returning after a 4 hr and 50 min flt the plt… - [NTSB DEN83FTE13](https://openairdocs.org/ntsb/DEN83FTE13.md): Eipper Quicksilver MX 11 · Erie, CO · Accident · Minor injuries · Final report · Sep 25, 1983 · N4412L · Substantial damage > The plt of the 2 place, ultralight vehicle stated that he was demonstrating a power off glide when a severe sink developed. He applied full power; however, he was unable to arrest the descent prior to ground impact. The plt reported that the wind was variable… ## 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" = 'CO' 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 ('09050')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=09050&state=CO --- 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.