# NTSB investigations: Lycoming TI0-540 series, UT

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 WPR24LA088](https://openairdocs.org/ntsb/WPR24LA088.md): Piper PA-32R-301T · Spanish Fork, UT · Accident · Minor injuries · Class 3 · Limited · Final report · Feb 10, 2024 · N989SR · Substantial damage
  > The pilot's failure to ensure proper placement of the fuel selector, which resulted in a total loss of engine power due to fuel starvation.
- [NTSB WPR24FA024](https://openairdocs.org/ntsb/WPR24FA024.md): Cessna T206H · Orangeville, UT · Accident · 1 fatal · Class 3 · Field · Final report · Oct 27, 2023 · N915DV · Substantial damage
  > The pilot's controlled flight into mountainous terrain for reasons that could not be determined.
- [NTSB WPR20LA238](https://openairdocs.org/ntsb/WPR20LA238.md): Piper PA32R · West Jordan, UT · Accident · 5 fatal · Class 3 · Limited · Final report · Jul 25, 2020 · N7677C · Substantial damage
  > The pilot's failure to maintain the airplane’s speed during takeoff near the airplane’s maximum gross weight in high-density altitude conditions, which resulted in the exceedance of the airplane's critical angle of attack and led to an aerodynamic stall, loss…
- [NTSB WPR18LA272](https://openairdocs.org/ntsb/WPR18LA272.md): Smith AEROSTAR601 · Heber, UT · Accident · No injuries · Class 3 · Limited · Final report · Sep 25, 2018 · N90339 · Substantial damage
  > A recent hard landing resulted in a fracture of a joint from a cylinder to a main landing gear.
- [NTSB WPR14LA142](https://openairdocs.org/ntsb/WPR14LA142.md): Bellanca 17 31 · Salt Lake City, UT · Accident · No injuries · Limited investigation · Final report · Mar 21, 2014 · N28119 · Substantial damage
  > The failure of the right main landing gear extension spring to maintain adequate pressure, which allowed the landing gear to collapse during the landing roll.
- [NTSB WPR09LA297](https://openairdocs.org/ntsb/WPR09LA297.md): Bellanca 17-31ATC · Roosevelt, UT · Accident · No injuries · Limited investigation · Final report · Jun 19, 2009 · N14797 · Substantial damage
  > The retraction of the left main landing gear due to the failure of the extension and retraction actuator arm attach bolt. Contributing to the accident was the failure of maintenance personnel to discover the extensive elongation of the actuator attach fitting…
- [NTSB SEA06CA179](https://openairdocs.org/ntsb/SEA06CA179.md): Piper PA-32-300 · Kanab, UT · Accident · No injuries · Data collection · Final report · Sep 11, 2006 · N4202R · Substantial damage
  > The pilot's failure to maintain aircraft control during the takeoff roll. Contributing factors were the rough/uneven conditions of the dirt runway, the wind gusts, and the berms and ditches on both sides of the runway.
- [NTSB SEA06LA141](https://openairdocs.org/ntsb/SEA06LA141.md): Piper PA-32-300 · Grantsville, UT · Accident · No injuries · Limited investigation · Final report · Jul 7, 2006 · N56824 · Substantial damage
  > A lack of lubrication for undetermined reasons, which resulted in the failure of the Nos. 2, 3, 4, 5 and 6 connecting rods, a subsequent total loss of engine power during descent, which resulted in a forced landing. A factor in the accident was the soft sand.
- [NTSB DEN03LA127](https://openairdocs.org/ntsb/DEN03LA127.md): Piper PA-24-260 · Ogden, UT · Accident · No injuries · Limited investigation · Final report · Jun 28, 2003 · N8547P · Substantial damage
  > the failure of the landing gear retraction/extension assembly due to the improper rigging of the landing gear.
- [NTSB DEN03LA065](https://openairdocs.org/ntsb/DEN03LA065.md): Piper PA-32RT-300T · St. George, UT · Accident · No injuries · Limited investigation · Final report · Apr 16, 2003 · N31998 · Substantial damage
  > the pilot's improper flare technique, resulting in a hard landing that caused the nose landing gear down-lock to fail and the gear to collapse. A contributing factor was the unfavorable wind.
- [NTSB DEN02LA028](https://openairdocs.org/ntsb/DEN02LA028.md): Piper PA-32R-300 · Ferron, UT · Accident · Minor injuries · Limited investigation · Final report · Feb 24, 2002 · N47465 · Destroyed
  > a loss of engine power due to the ingestion of foreign object(s) into the meshing of the gears, causing a malfunction of the magneto idler gear and failure of maintenance personnel to detect the signs of imminent failure during a mandatory oil filter…
- [NTSB DEN00LA179](https://openairdocs.org/ntsb/DEN00LA179.md): Piper PA-31-350 · Blanding, UT · Accident · No injuries · Limited investigation · Final report · Sep 27, 2000 · N114SA · Substantial damage
  > The pilot's failure to follow the checklist and lower the landing gear for landing. A factor was diverted attention.
- [NTSB DEN00LA120](https://openairdocs.org/ntsb/DEN00LA120.md): New Piper PA-46-350P · Spanish Fork, UT · Accident · No injuries · Limited investigation · Final report · Jun 26, 2000 · N9246D · Substantial damage
  > Failure by the pilot to maintain control of the aircraft during initial climb following takeoff.
- [NTSB FTW98FA325](https://openairdocs.org/ntsb/FTW98FA325.md): Commander 114TC · West Jordan, UT · Accident · 1 fatal · Field investigation · Final report · Jul 18, 1998 · N61174 · Destroyed
  > A brittle fracture of the clamp that joins the exhaust pipe to the turbocharger. The pipe separated and hot exhaust gases escaped into the engine compartment. The engine lost power due to the high heat vaporizing fuel in the fuel line. Factors were inadequate…
- [NTSB SEA95FA031](https://openairdocs.org/ntsb/SEA95FA031.md): Piper PA-32R-300 · Grantsville, UT · Accident · 4 fatal · Field investigation · Final report · Dec 19, 1994 · N175MC · Destroyed
  > The VFR pilot's attempt to continue the flight into instrument meteorological conditions, and his failure to maintain altitude/clearance with mountainous terrain.
- [NTSB DEN88LA046](https://openairdocs.org/ntsb/DEN88LA046.md): Hiller UH-12E · Vernal, UT · Accident · No injuries · Limited investigation · Final report · Jan 2, 1988 · N400AH · Substantial damage
  > The commercial plt and two passengers were surveying a road route in mountainous terrain. At cruise, the pilot noticed a drop in manifold pressure, followed by a loss of oil pressure. The plt reported that the engine quit. An autorotation to a snow covered…
- [NTSB DEN86LA224](https://openairdocs.org/ntsb/DEN86LA224.md): Piper PA-24-260 · Monument Valley, UT · Accident · No injuries · Limited investigation · Final report · Aug 8, 1986 · N8544P · Substantial damage
  > The plt was on an approach for landing when the acft began to settle. He said that increasing power did not seem to have an effect. Subsequently, the acft landed hard, collapsing the nose gear. The plt believed that he had encountered wind shear during the…
- [NTSB DEN86LA016](https://openairdocs.org/ntsb/DEN86LA016.md): Hiller UH-12E · Vernal, UT · Accident · No injuries · Limited investigation · Final report · Nov 1, 1985 · N400AH · Substantial damage
  > The plt stated he had just departed a site located on top of a mountain, which is approximately 12,200 ft MSL. The pilot said 30 seconds later, the helicopter lost partial power. Requiring him to make a force landing. The inspection of the turbocharger…
- [NTSB DEN85LA188](https://openairdocs.org/ntsb/DEN85LA188.md): Piper PA-32R-301T · Glen Canyon, UT · Accident · No injuries · Limited investigation · Final report · Jul 14, 1985 · N8409V · Substantial damage
  > The plt said that during the takeoff roll at night from an unlit runway, he was distracted when the engine overboost light illuminated. The investigation revealed, however, that the plt was actually trying to avoid colliding with an airplane at the other end…
- [NTSB DEN78FA002](https://openairdocs.org/ntsb/DEN78FA002.md): Piper PA-32 · Cedar Fort, UT · Accident · 7 fatal · Closed · Sep 30, 1977 · N5400F · Substantial damage
- [NTSB DEN77DTM22](https://openairdocs.org/ntsb/DEN77DTM22.md): Piper PA-24 · Hite, UT · Accident · Minor injuries · Closed · Jul 4, 1977 · N9447P · Substantial damage
- [NTSB DEN76FTM21](https://openairdocs.org/ntsb/DEN76FTM21.md): Piper PA-32 · Logan, UT · Accident · No injuries · Closed · Mar 9, 1976 · N4174R · Substantial damage
- [NTSB DEN71FXT23](https://openairdocs.org/ntsb/DEN71FXT23.md): Piper PA-32 · Provo, UT · Accident · No injuries · Closed · May 1, 1971 · N4250R · Substantial damage
- [NTSB DEN71DXT21](https://openairdocs.org/ntsb/DEN71DXT21.md): Piper PA-23 · Garden City, UT · Accident · No injuries · Closed · Feb 25, 1971 · N5477Y · Substantial damage
- [NTSB DEN71FXT19](https://openairdocs.org/ntsb/DEN71FXT19.md): Piper PA-24 · Monument Vly, UT · Accident · No injuries · Closed · Jan 28, 1971 · N9010P · Substantial damage
- [NTSB DEN70FXT08](https://openairdocs.org/ntsb/DEN70FXT08.md): Piper PA-32 · Woods Cross, UT · Accident · No injuries · Closed · Apr 30, 1970 · N4088R · 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" = 'UT' 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 ('41533'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41533&state=UT

---
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.