# NTSB investigations: Lycoming IO-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 SEA00LA034](https://openairdocs.org/ntsb/SEA00LA034.md): Cessna 182S · Kennewick, WA · Accident · No injuries · Limited investigation · Final report · Dec 30, 1999 · N374TC · Substantial damage
  > The pilot's decision to continue flight into known icing conditions, and his subsequent failure to maintain adequate airspeed on final approach, resulting in a hard landing. Factors included: icing conditions; the pilot's improper decision to continue to his…
- [NTSB MIA00LA025](https://openairdocs.org/ntsb/MIA00LA025.md): Frederick Rocket II · Coral Springs, FL · Accident · 1 fatal · Limited investigation · Final report · Nov 15, 1999 · N561L · Destroyed
  > The pilot's failure to maintain airspeed while maneuvering (VSO) resulting in an inadvertent stall and subsequent in-flight collision with water. Contributing to the accident was the pilot's improper fuel management resulting in a total loss of engine power…
- [NTSB ANC00LA013](https://openairdocs.org/ntsb/ANC00LA013.md): Maule M7-235C · Palmer, AK · Accident · No injuries · Limited investigation · Final report · Nov 15, 1999 · N5657A · Substantial damage
  > The pilot's intentional takeoff into known adverse weather. Factors associated with this accident are crosswinds, gusts, and downdrafts.
- [NTSB ANC00LA009](https://openairdocs.org/ntsb/ANC00LA009.md): Piper PA-32-300 · Russian Mission, AK · Accident · No injuries · Limited investigation · Final report · Oct 28, 1999 · N31606 · Substantial damage
  > The pilot's continued flight into adverse weather, and an inadvertent stall. Factors in the accident were adverse weather consisting of icing conditions, and airframe icing.
- [NTSB IAD00LA001](https://openairdocs.org/ntsb/IAD00LA001.md): Cessna 182S · Staatsburg, NY · Accident · No injuries · Limited investigation · Final report · Oct 16, 1999 · N783WW · Substantial damage
  > was the pilot's encounter with an unseen embankment while maneuvering to avoid a deer on the runway.
- [NTSB SEA99LA167](https://openairdocs.org/ntsb/SEA99LA167.md): Cessna 182S · Kamiah, ID · Accident · No injuries · Limited investigation · Final report · Sep 18, 1999 · N182MA · Substantial damage
  > The pilot's excessive airspeed on final approach, his inadequate remedial action, and his failure to attain the proper touchdown point during landing. Factors included a short, confined landing area and a tailwind.
- [NTSB MIA99LA253](https://openairdocs.org/ntsb/MIA99LA253.md): Piper PA-32-300 · Homestead, FL · Accident · No injuries · Limited investigation · Final report · Sep 13, 1999 · N2145N · Substantial damage
  > The pilot's failure to obtain the proper touch down point on landing and excessive airspeed resulting in an overrun, and subsequent collision with a fence post and clippings.
- [NTSB ANC99LA127](https://openairdocs.org/ntsb/ANC99LA127.md): Maule M-7 · Kotzebue, AK · Accident · No injuries · Limited investigation · Final report · Aug 28, 1999 · N770AS · Substantial damage
  > An in-flight collision with a bird.
- [NTSB ANC99LA109](https://openairdocs.org/ntsb/ANC99LA109.md): Cessna A188-B · Bettles, AK · Accident · No injuries · Limited investigation · Final report · Aug 8, 1999 · N731UW · Substantial damage
  > The pilot's selection of unsuitable terrain for landing. A factor was soft terrain.
- [NTSB NYC99MA178](https://openairdocs.org/ntsb/NYC99MA178.md): Piper PA-32R-301 · Vineyard Haven, MA · Accident · 3 fatal · Major investigation · Final report · Jul 17, 1999 · N9253N · Destroyed
  > The pilot's failure to maintain control of the airplane during a descent over water at night, which was a result of spatial disorientation. Factors in the accident were haze, and the dark night.
- [NTSB SEA99LA131](https://openairdocs.org/ntsb/SEA99LA131.md): Piper PA-23-250 · Snohomish, WA · Accident · No injuries · Limited investigation · Final report · Jul 12, 1999 · N65PR · Substantial damage
  > Brake system failure due to the presence of air bubbles in the hydraulic fluid.
- [NTSB CHI99LA219](https://openairdocs.org/ntsb/CHI99LA219.md): Piper PA-32R · Fargo, ND · Accident · No injuries · Limited investigation · Final report · Jul 8, 1999 · N8451E · Substantial damage
  > fuel starvation due to the pilot's fuel mismanagement and the pilot's misjudgment of the landing flare.
- [NTSB MIA99LA184](https://openairdocs.org/ntsb/MIA99LA184.md): Donald White Velocity XL/RG · Fort Pierce, FL · Accident · No injuries · Limited investigation · Final report · Jun 15, 1999 · N19DW · Substantial damage
  > The owner/pilot mechanic's failure to adjust the newly installed wing fuel caps resulting in the loss of engine power while in cruise flight due to fuel starvation and the subsequent collision with transmission wires while attempting a forced landing to a…
- [NTSB DEN99LA100](https://openairdocs.org/ntsb/DEN99LA100.md): Butler SX-300 · Hill Afb, UT · Accident · No injuries · Limited investigation · Final report · Jun 12, 1999 · N120J · Substantial damage
  > A failure of the left main landing gear attachment for undetermined reasons.
- [NTSB NYC99LA135](https://openairdocs.org/ntsb/NYC99LA135.md): Maule M7-235C · Bennington, VT · Accident · No injuries · Limited investigation · Final report · May 29, 1999 · N126MC · Substantial damage
  > The pilot's inadequate pre-flight briefing which resulted in control interference by the right front seat passenger.
- [NTSB LAX99LA201](https://openairdocs.org/ntsb/LAX99LA201.md): Piper PA-32R-300 · Valley Springs, CA · Accident · No injuries · Limited investigation · Final report · May 28, 1999 · N38908 · Substantial damage
  > The fatigue failure and separation of the No. 6 connecting rod end cap, which led to a catastrophic failure of the engine. The fatigue crack initiation was due to galling on the rod end cap, which was most likely caused by an undetermined factory…
- [NTSB ATL99LA095](https://openairdocs.org/ntsb/ATL99LA095.md): Aircraft Parts & Dev. A-9B · Hartsell, AL · Accident · No injuries · Limited investigation · Final report · May 21, 1999 · N9082A · Substantial damage
  > The pilot's failure to maintain flying speed that resulted in the inflight collision with the ground. A factor was the pilot's lack of total experience in the aircraft.
- [NTSB DEN99FA066](https://openairdocs.org/ntsb/DEN99FA066.md): Smith, Ted Aerostar 601P · Ruidoso, NM · Accident · 2 fatal · Field investigation · Final report · Apr 23, 1999 · N48MD · Destroyed
  > The pilot's failure to maintain aircraft control for undetermined reason. A factor was the low ceiling IMC weather condition.
- [NTSB MIA99LA118](https://openairdocs.org/ntsb/MIA99LA118.md): Steve Hill Staudacher S600 · Bunnell, FL · Accident · No injuries · Limited investigation · Final report · Apr 7, 1999 · N600SH · Substantial damage
  > The pilot's improper fuel consumption calculations which resulted in fuel exhaustion.
- [NTSB FTW99FA104](https://openairdocs.org/ntsb/FTW99FA104.md): Piper PA-46-350P · Waldron, AR · Accident · 1 fatal · Field investigation · Final report · Apr 4, 1999 · N497CA · Destroyed
  > The pilot's encounter with adverse weather and loss of aircraft control, which resulted in exceeding the aircraft's design stress limits. Factors were the pilot's lack of total experience in the make and model of airplane, and the icing and thunderstorm…
- [NTSB CHI99LA117](https://openairdocs.org/ntsb/CHI99LA117.md): Piper PA-32-300 · Marquette, MI · Accident · No injuries · Limited investigation · Final report · Mar 27, 1999 · N66BH · Substantial damage
  > the pilot's inadequate compensation for the wind conditions which resulted in his failure to maintain directional control. Factors associated with the accident were the gusty crosswind conditions and the taxiway sign which the airplane contacted.
- [NTSB ANC99LA039](https://openairdocs.org/ntsb/ANC99LA039.md): Piper PA-32-301 · Chefornak, AK · Accident · No injuries · Limited investigation · Final report · Mar 27, 1999 · N81844 · Substantial damage
  > The pilot's selection of an unsuitable landing site. A factor associated with the accident was rough and uneven terrain.
- [NTSB MIA99LA098](https://openairdocs.org/ntsb/MIA99LA098.md): Piper PA-60-601P · Statesville, NC · Accident · Minor injuries · Limited investigation · Final report · Mar 3, 1999 · N727MB · Substantial damage
  > the pilot's failure to attain the proper touchdown point on the runway. Factors in this accident were excessive approach speed, rain, and a wet runway.
- [NTSB MIA99LA096](https://openairdocs.org/ntsb/MIA99LA096.md): Piper PA-23-250 · Stuart, FL · Accident · No injuries · Limited investigation · Final report · Feb 28, 1999 · N2313Z · Substantial damage
  > The inadequate touchdown resulting in a hard landing on the nose landing gear and subsequent structural damage.
- [NTSB NYC99LA063](https://openairdocs.org/ntsb/NYC99LA063.md): Piper PA 32R-301 · Dulles, VA · Accident · 1 fatal · Limited investigation · Final report · Feb 21, 1999 · N3559U · No damage
  > The FBO employee's diverted attention, resulting in an inadvertent encounter with a rotating propeller.
- [NTSB ATL99FA048](https://openairdocs.org/ntsb/ATL99FA048.md): Piper PA-32RT-300 · Cartersville, GA · Accident · 1 fatal · Field investigation · Final report · Feb 16, 1999 · N21724 · Destroyed
  > In flight collision with terrain for undetermined reasons.
- [NTSB CHI99LA059](https://openairdocs.org/ntsb/CHI99LA059.md): Rockwell 500-S · Plymouth, IN · Accident · No injuries · Limited investigation · Final report · Jan 6, 1999 · N50BA · Substantial damage
  > the pilot's failure to maintain directional control of the airplane while landing. Factors associated with the accident were the tailwind condition and the pilot landing in the wrong direction.
- [NTSB IAD99FA025](https://openairdocs.org/ntsb/IAD99FA025.md): Lake LA-4-250 · Laconia, NH · Accident · 1 fatal · Field investigation · Final report · Jan 4, 1999 · N14001 · Destroyed
  > A loss of engine power during initial climb due to oil starvation. Contributing to the accident was the failure to perform an engine overhaul.

## 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 ('41530', '41585'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41530&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.