# NTSB investigations: Lycoming TI0-540 series, 1999

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 LAX00LA065](https://openairdocs.org/ntsb/LAX00LA065.md): Piper PA-32-300 · Fallbrook, CA · Accident · No injuries · Limited investigation · Final report · Dec 31, 1999 · N1412T · Substantial damage
  > the pilot's misjudged altitude and distance during a night landing approach, which resulted in an undershoot.
- [NTSB MIA00LA049](https://openairdocs.org/ntsb/MIA00LA049.md): Piper PA-32RT-300T · Fort Lauderdale, FL · Accident · Minor injuries · Limited investigation · Final report · Dec 13, 1999 · N21312 · Substantial damage
  > The failure of the pilot to maintain minimum flying airspeed, (Vso) during takeoff following a partial loss of engine power resulting in the aircraft stalling, an uncontrolled descent, and collision with trees. A factor in the accident was the failure of the…
- [NTSB LAX00LA043](https://openairdocs.org/ntsb/LAX00LA043.md): Piper PA-31-350 · Scottsdale, AZ · Accident · No injuries · Limited investigation · Final report · Dec 11, 1999 · N27181 · Substantial damage
  > The pilot's failure to follow the manufacturer's published emergency procedures for engine loss of power resulting in a forced landing in an open construction area where the airplane collided with a berm. A related factor was the loss of engine power in the…
- [NTSB MIA00FA043](https://openairdocs.org/ntsb/MIA00FA043.md): Piper PA-32RT-300T · Pelham, AL · Accident · 1 fatal · Field investigation · Final report · Dec 8, 1999 · N39696 · Destroyed
  > The student pilot's decision to continue the visual flight rules flight into deteriorating visibility, and his failure to maintain altitude clearance with the terrain.
- [NTSB FTW00FA035](https://openairdocs.org/ntsb/FTW00FA035.md): Piper PA-24-260 · New Orleans, LA · Accident · 4 fatal · Field investigation · Final report · Nov 20, 1999 · N8825P · Destroyed
  > the pilot's failure to maintain aircraft control which resulted in a stall/spin. A contributing factor was the dusk light condition.
- [NTSB CHI00LA029](https://openairdocs.org/ntsb/CHI00LA029.md): Piper PA-31-350 · Romulus, MI · Accident · No injuries · Limited investigation · Final report · Nov 15, 1999 · N4UE · Substantial damage
  > the inadvertent wheels-up landing by the pilot.
- [NTSB ANC00LA004](https://openairdocs.org/ntsb/ANC00LA004.md): Piper PA-31 · Soldotna, AK · Accident · No injuries · Limited investigation · Final report · Oct 11, 1999 · N74923 · Substantial damage
  > An in-flight collision with a bird.
- [NTSB MIA99WA254](https://openairdocs.org/ntsb/MIA99WA254.md): Piper PA-23-250 · Gustavia, WN · Accident · No injuries · Foreign investigation · Sep 11, 1999 · N5966Y · Substantial damage
- [NTSB MIA99LA265](https://openairdocs.org/ntsb/MIA99LA265.md): Piper PA-24-250 · Naples, FL · Accident · No injuries · Limited investigation · Final report · Sep 8, 1999 · N980AC · Substantial damage
  > The pilot's failure to perform manual gear extension procedures with a suspected unsafe landing gear indication which resulted in a collapse of the main landing gear on landing rollout. A factor in the accident was the pilot's lack of total experience in kind…
- [NTSB CHI99LA316](https://openairdocs.org/ntsb/CHI99LA316.md): Piper PA-23-250 · Osceola, WI · Accident · No injuries · Limited investigation · Final report · Aug 28, 1999 · N6592Y · Substantial damage
  > the pilot's improper preflight decision to attempt a takeoff with one engine inoperative.
- [NTSB CHI99LA256](https://openairdocs.org/ntsb/CHI99LA256.md): Piper PA-31-350 · Salina, KS · Accident · Minor injuries · Limited investigation · Final report · Jul 26, 1999 · N97MA · Substantial damage
  > the inadequate preflight inspection by the pilot. Factors to the accident were fuel exhaustion and the operation of the aircraft with known deficiencies in equipment by the pilot.
- [NTSB FTW99FA199](https://openairdocs.org/ntsb/FTW99FA199.md): Smith, Ted Aerostar Aerostar 601P · Bethany, OK · Accident · 2 fatal · Field investigation · Final report · Jul 23, 1999 · N345LS · Destroyed
  > The pilot's failure to maintain the minimum controllable airspeed. A factor was the disconnected rubber interconnect boot, which resulted in the partial loss of left engine power.
- [NTSB ANC99LA097](https://openairdocs.org/ntsb/ANC99LA097.md): Piper PA-32-300 · Mcgrath, AK · Accident · Minor injuries · Limited investigation · Final report · Jul 23, 1999 · N4811T · Substantial damage
  > The pilot's improper management of the fuel supply, and subsequent fuel starvation. A factor in the accident was unsuitable terrain for a forced landing.
- [NTSB DEN99FA123](https://openairdocs.org/ntsb/DEN99FA123.md): Piper PA-32R-301T · Magdalena, NM · Accident · 2 fatal · Field investigation · Final report · Jul 19, 1999 · N22KC · Destroyed
  > The pilot's inadvertent flight into adverse weather and the subsequent in-flight breakup. Factors were the pilot's lack of experience in high altitude flying and the thunderstorm.
- [NTSB FTW99LA178](https://openairdocs.org/ntsb/FTW99LA178.md): Piper PA-24-260 · Houston, TX · Accident · No injuries · Limited investigation · Final report · Jul 2, 1999 · N5788 · Substantial damage
  > The pilot's failure to maintain the proper descent rate during a forced landing, which resulted in a runway undershoot. Factors were the total loss of engine power for an undetermined reason and the dusk light conditions.
- [NTSB FTW99LA175](https://openairdocs.org/ntsb/FTW99LA175.md): Piper PA-23-250 · Cabot, AR · Accident · No injuries · Limited investigation · Final report · Jun 25, 1999 · N6617Y · Substantial damage
  > The flight instructor's failure to attain the proper touchdown point during the landing.
- [NTSB NYC99LA139](https://openairdocs.org/ntsb/NYC99LA139.md): Aero Commander 500S · Windsor Locks, CT · Accident · No injuries · Limited investigation · Final report · Jun 12, 1999 · N33PG · Substantial damage
  > Hydraulic system contamination which prevented normal landing gear extension. A factor was the misjudged landing flare by the flying pilot.
- [NTSB DEN99FA081](https://openairdocs.org/ntsb/DEN99FA081.md): Piper PA-23E-250 · Tucumcari, NM · Accident · 2 fatal · Field investigation · Final report · May 19, 1999 · N54263 · Destroyed
  > The pilot's inadvertent stall. A factor was the loss of power of one engine in the twin-engine airplane.
- [NTSB ATL99LA088](https://openairdocs.org/ntsb/ATL99LA088.md): Piper PA-32-300 · Dickson, TN · Accident · Minor injuries · Limited investigation · Final report · May 16, 1999 · N414AA · Substantial damage
  > The loss of engine power due to undetermined reasons. A factor was uneven terrain.
- [NTSB MIA99LA155](https://openairdocs.org/ntsb/MIA99LA155.md): Aero Commander 500B · Atlantic Ocean (Atlantic Ocean) · Accident · 1 fatal · Limited investigation · Final report · May 12, 1999 · N6138X · Destroyed
  > an in-flight collision with water for undetermined reasons, due to the wreckage never being recovered from the water.
- [NTSB LAX99LA149](https://openairdocs.org/ntsb/LAX99LA149.md): Piper PA-31 · Pacific Ocean (Pacific Ocean) · Accident · Minor injuries · Limited investigation · Final report · Apr 15, 1999 · N141CM · Destroyed
  > An undetermined system malfunction in the right engine, which led to an increase in fuel usage beyond the pilot's planned fuel consumption rate and eventual fuel supply exhaustion.
- [NTSB ANC99LA045](https://openairdocs.org/ntsb/ANC99LA045.md): Piper PA-31-350 · Chevak, AK · Accident · No injuries · Limited investigation · Final report · Apr 11, 1999 · N59985 · Substantial damage
  > The pilot's inadequate in-flight planning/decision, and his failure to attain the proper touchdown point on the runway. Factors in the accident were a tail wind condition, and the presence of snow and ice on the runway surface.
- [NTSB ANC99LA043](https://openairdocs.org/ntsb/ANC99LA043.md): Piper PA-32R · Fairbanks, AK · Accident · Minor injuries · Limited investigation · Final report · Apr 5, 1999 · N1942H · Substantial damage
  > The loss of engine power due to the failure of maintenance personnel to properly torque a connecting rod bolt during an engine overhaul, and the subsequent disconnection of the connecting rod bolt and connecting rod.
- [NTSB CHI99LA114](https://openairdocs.org/ntsb/CHI99LA114.md): Piper PA-31-350 · Waterloo, IA · Accident · No injuries · Limited investigation · Final report · Mar 24, 1999 · N812TB · Substantial damage
  > the pilot's failure to maintain directional control.
- [NTSB MIA99LA103](https://openairdocs.org/ntsb/MIA99LA103.md): Piper PA-32-300 · Mt. Vernon, GA · Accident · No injuries · Limited investigation · Final report · Mar 11, 1999 · N3218W · Substantial damage
  > The pilot's improper flare that resulted in a hard landing in an open field. A factor was the high output flow of the fuel injector servo that resulted in a loss of engine power and the forced landing.
- [NTSB NYC99LA073](https://openairdocs.org/ntsb/NYC99LA073.md): Piper PA-32R-300 · Richmond, VA · Accident · No injuries · Limited investigation · Final report · Mar 9, 1999 · N5454F · Substantial damage
  > The pilot's inadequate preflight planning/preparation which resulted in flight into icing weather conditions. A factor related to the accident was restricted visibility through the icy windshield during landing.

## 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") = 1999
  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&year=1999

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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.