# NTSB investigations: Cessna 172RG, 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 CEN17IA155](https://openairdocs.org/ntsb/CEN17IA155.md): Cessna 172RG · Greeley, CO · Incident · No injuries · Incident investigation · Final report · Mar 20, 2017 · N6402V · Minor damage > Failure of the left main landing gear actuator assembly, which resulted in an inability to extend the left main landing gear. - [NTSB CEN11LA266](https://openairdocs.org/ntsb/CEN11LA266.md): Cessna 172RG · Wellington, CO · Accident · No injuries · Limited investigation · Final report · Apr 2, 2011 · N4914V · Substantial damage > The certified flight instructor's failure to maintain directional control during the go-around. - [NTSB DEN05CA120](https://openairdocs.org/ntsb/DEN05CA120.md): Cessna 172RG · Fort Collins, CO · Accident · No injuries · Data collection · Final report · Aug 6, 2005 · N5136R · Substantial damage > the pilot's failure to maintain directional control. Contributing factors were the crosswind, the pilot's failure to compensate for the wind conditions --- allowing the airplane to touch down without being properly aligned with the runway --- and the flight… - [NTSB DEN01LA164](https://openairdocs.org/ntsb/DEN01LA164.md): Cessna 172RG · Englewood, CO · Accident · No injuries · Limited investigation · Final report · Sep 27, 2001 · N9320D · Substantial damage > the failure of the dual student to verify that the landing gear was down and locked, and the failure of the flight instructor to adequately supervise the dual student. - [NTSB DEN01LA130](https://openairdocs.org/ntsb/DEN01LA130.md): Cessna 172RG · Gunnison, CO · Accident · Serious injuries · Limited investigation · Final report · Jul 28, 2001 · N401TA · Destroyed > the pilot's failure to attain the proper climb rate, and his improper inflight planning/decision to attempt to cross mountainous terrain at an inadequate altitude. Contributing factors were the downdraft and the pilot's total lack of experience in mountain… - [NTSB FTW96LA238](https://openairdocs.org/ntsb/FTW96LA238.md): Cessna 172RG · Leadville, CO · Accident · Serious injuries · Limited investigation · Final report · Jun 6, 1996 · N9431D · Substantial damage > Inadequate preflight planning and preparation and failure to follow aircraft operating procedures and directives. Factors were high density altitude, inadequate training of the flight instructor and insufficient standards and requirements for flight… - [NTSB FTW96FA012](https://openairdocs.org/ntsb/FTW96FA012.md): Cessna 172RG · Bayfield, CO · Accident · 3 fatal · Field investigation · Final report · Oct 10, 1995 · N4834V · Destroyed > The pilot's failure to maintain adequate terrain clearance. A factor was the pilot diverting attention while looking for game. - [NTSB FTW94LA244](https://openairdocs.org/ntsb/FTW94LA244.md): Cessna 172RG · Englewood, CO · Accident · Minor injuries · Limited investigation · Final report · Jul 22, 1994 · N6086R · Substantial damage > An inadvertent stall. Factors were the airplane's maximum gross weight and climb capability were exceeded, and a high density altitude. - [NTSB FTW93LA231](https://openairdocs.org/ntsb/FTW93LA231.md): Cessna 172RG · Salida, CO · Accident · Serious injuries · Limited investigation · Final report · Aug 6, 1993 · N9633B · Destroyed > The climb capability of the airplane being exceeded and the pilot's decision to turn into the rising terrain. A factor was the high density altitude. - [NTSB DEN92FA077](https://openairdocs.org/ntsb/DEN92FA077.md): Cessna 172RG · Fairplay, CO · Accident · 1 fatal · Field investigation · Final report · Jul 24, 1992 · N4963R · Destroyed > The flight instructor's operation at an altitude insufficient to clear obstacles in rising mountainous terrain. Factors were: high density altitude, diversion of the instructor's attention, and the rising terrain. - [NTSB DEN92LA047](https://openairdocs.org/ntsb/DEN92LA047.md): Cessna 172RG · Elbert, CO · Accident · No injuries · Limited investigation · Final report · Apr 28, 1992 · N5282V · Substantial damage > Failure of the crankshaft left accessory gear which resulted in a complete power loss. A factor was: lack of suitable terrain for a forced landing. - [NTSB DEN92IA014](https://openairdocs.org/ntsb/DEN92IA014.md): Cessna 172RG · Broomfield, CO · Incident · No injuries · Incident investigation · Final report · Dec 5, 1991 · N9320D · Minor damage > Failure of the left main landing gear pivot assembly due to ductile torsional overstress. - [NTSB DEN87LA197](https://openairdocs.org/ntsb/DEN87LA197.md): Cessna 172RG · Aspen, CO · Accident · No injuries · Limited investigation · Final report · Jul 28, 1987 · N4709R · Substantial damage > The plt said that because of thunderstorm activity in the local area he was distracted from concentrating on his flying. During his landing approach, he failed to extend the landing gear and landed the aircraft wheels up. - [NTSB DEN84FA196](https://openairdocs.org/ntsb/DEN84FA196.md): Cessna 172RG · Red Feather Lak, CO · Accident · 3 fatal · Field investigation · Final report · Jun 26, 1984 · N5096R · Destroyed > Acft departed downwind into rising terrain with density altitude calculated to be 10,935 ft. acft was observed to mush into rising terrain 300 ft higher than and 3 mi west of the rwy. - [NTSB DEN81FTE67](https://openairdocs.org/ntsb/DEN81FTE67.md): Cessna 172RG · Walden, CO · Accident · Minor injuries · Closed · Aug 20, 1981 · N6324R · Substantial damage ## 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.aircraft_model_code IN ('2072438')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?model=2072438&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.