# NTSB investigations: Messerschmitt-Boelkow-Blohm BO-105S, LA

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 CEN09LA571](https://openairdocs.org/ntsb/CEN09LA571.md): Messerschmitt-Boelkow-Blohm BO-105S · Thibodaux, LA · Accident · Minor injuries · Limited investigation · Final report · Sep 6, 2009 · N131EH · Substantial damage
  > The pilot's inability to maintain control due to the mechanic's inadvertent switching of two cyclic control tubes of different lengths during maintenance.
- [NTSB FTW97FA121](https://openairdocs.org/ntsb/FTW97FA121.md): MBB BO-105S · Lena, LA · Accident · 1 fatal · Field investigation · Final report · Mar 14, 1997 · N7161J · Destroyed
  > The pilot's continued VFR flight into instrument meteorological conditions, and his subsequent loss of aircraft control due to spatial disorientation. Factors were the pilot not following company procedures and directives, the low ceiling, and the dark night…
- [NTSB FTW97FA014](https://openairdocs.org/ntsb/FTW97FA014.md): Mbb BO-105 CBS-4 · Cameron, LA · Accident · 1 fatal · Field investigation · Final report · Oct 10, 1996 · N299EH · Destroyed
  > the pilot's failure to maintain clearance with terrain for undetermined reasons. Contributing factors were the dark night and pilot fatigue.
- [NTSB FTW86FA116](https://openairdocs.org/ntsb/FTW86FA116.md): MBB 105 · Houma, LA · Accident · 1 fatal · Field investigation · Final report · Jun 13, 1986 · N2784E · Destroyed
  > A fatigue failure in a main rotor blade pitch change link resulted in the loss of control of one blade, leading to an in flight separation of the tail boom. The helicopter was uncontrollable and pitched forward, impacting the ground inverted.
- [NTSB FTW83FA430](https://openairdocs.org/ntsb/FTW83FA430.md): MBB BO-105S · Grand Chenier, LA · Accident · 2 fatal · Field investigation · Final report · Sep 15, 1983 · N3456T · Destroyed
  > The acft departed an offshore platform at 1510 for a 13 min flt to Grand Chenier. On 9/20 the wreckage was recovered from the floor of the gulf. The bottom left side of the fuselage revealed evidence of high impact forces with the water. There was no evidence…
- [NTSB FTW79DA018](https://openairdocs.org/ntsb/FTW79DA018.md): Bolkow B-105 · Morgan City, LA · Accident · 1 fatal · Closed · Nov 29, 1978 · N46977 · Substantial damage
- [NTSB FTW78FA078](https://openairdocs.org/ntsb/FTW78FA078.md): Bolkow BO-105 · Morgan City, LA · Accident · No injuries · Closed · Sep 11, 1978 · N46977 · 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" = 'LA' 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 ('5626006'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5626006&state=LA

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