# NTSB investigations: Lycoming VO-435 series, PA

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 ERA16LA167](https://openairdocs.org/ntsb/ERA16LA167.md): Bell 47D1 · Myerstown, PA · Accident · No injuries · Limited investigation · Final report · Apr 20, 2016 · N202CH · Substantial damage
  > A total loss of engine power for reasons that could not be determined because examination of the engine revealed no mechanical anomalies that would have precluded normal operation.
- [NTSB ERA09CA542](https://openairdocs.org/ntsb/ERA09CA542.md): Schweizer 269C · Quarryville, PA · Accident · Minor injuries · Data collection · Final report · Sep 26, 2009 · N233JA · Substantial damage
  > An untrained bystander's attempt to marshal the helicopter, which resulted in the helicopter's inadvertent encounter with an object.
- [NTSB NYC06FA100](https://openairdocs.org/ntsb/NYC06FA100.md): Bell 47G-3B-1 · East Hanover Tw, PA · Accident · 2 fatal · Field investigation · Final report · Apr 20, 2006 · N22MP · Destroyed
  > The pilot's improper decision to hover out-of-ground-effect in a tailwind, and his failure to maintain aircraft control. A factor in the accident was the tailwind.
- [NTSB NYC01LA130](https://openairdocs.org/ntsb/NYC01LA130.md): Continental Copters Tom Cat Mark 5A · Benton, PA · Accident · No injuries · Limited investigation · Final report · May 29, 2001 · N25561 · Substantial damage
  > The pilot's inadequate preflight inspection, which resulted in a takeoff with a hose still attached and a subsequent dynamic rollover.
- [NTSB NYC86FGM02](https://openairdocs.org/ntsb/NYC86FGM02.md): Continental Copters OH13H Tomcat Mark 5A · Indiana, PA · Accident · Minor injuries · Final report · May 10, 1986 · N41830 · Substantial damage
  > The acft collided with wires during a spray run and crashed out of control. The plt tried to fly under the wires that were sighted too late to clear. During his survey of the field the plt had failed to see the wires that were struck. The collision broke off…
- [NTSB NYC84FGT02](https://openairdocs.org/ntsb/NYC84FGT02.md): Bell 47G-3 · Landisburg, PA · Accident · No injuries · Final report · Jun 4, 1984 · N49882 · Substantial damage
  > The helicopter lost eng power while turning on approach for landing, autorotated to a hard landing with main rotor contact to the tail boom. Two gals of fuel were drained from the acft fuel tank at the accident site. An eng run up was performed & found…
- [NTSB NYC83FA106](https://openairdocs.org/ntsb/NYC83FA106.md): Bell 47G-2 · Waymart, PA · Accident · 2 fatal · Field investigation · Final report · Apr 30, 1983 · N2829B · Destroyed
  > This was an introductory instructional flt. Witnesses observed the helicopter flying straight & level prior to the accident. The helicopter had impacted a 60-FT tree at about the 40-FT level. No preimpact failure/falfunction of either the airframe or engine…
- [NTSB NYC81FGM30](https://openairdocs.org/ntsb/NYC81FGM30.md): Bell 47G-2A · Hollidaysburg, PA · Accident · Minor injuries · Closed · Sep 7, 1981 · N7764 · Destroyed
- [NTSB NYC79FHA15](https://openairdocs.org/ntsb/NYC79FHA15.md): Bell 47G-2 · Waupwallopen, PA · Accident · Serious injuries · Closed · Jun 16, 1979 · N2884B · Substantial damage
- [NTSB NYC79DHA13](https://openairdocs.org/ntsb/NYC79DHA13.md): Bell 47G · Weatherly, PA · Accident · Serious injuries · Closed · May 6, 1979 · N73979 · Substantial damage
- [NTSB NYC78FGT07](https://openairdocs.org/ntsb/NYC78FGT07.md): Bell 47G-2 · Warriors Mark, PA · Accident · Minor injuries · Closed · May 22, 1978 · N64589 · Substantial damage
- [NTSB NYC75FGM04](https://openairdocs.org/ntsb/NYC75FGM04.md): Bell 47G-5 · Sligo, PA · Accident · No injuries · Closed · Aug 1, 1974 · N6277N · Substantial damage
- [NTSB NYC69A0105](https://openairdocs.org/ntsb/NYC69A0105.md): Bell 47D1 · Gettysburg, PA · Accident · 1 fatal · Closed · May 25, 1969 · N6598D · Destroyed
- [NTSB NYC68F0500](https://openairdocs.org/ntsb/NYC68F0500.md): Bell 47D-1 · Bangor, PA · Accident · Minor injuries · Closed · Jun 4, 1968 · N6598D · Destroyed
- [NTSB NYC68A0044](https://openairdocs.org/ntsb/NYC68A0044.md): Bell 47G-2 · Shippensburg, PA · Accident · No injuries · Closed · Sep 15, 1967 · N866Z · Substantial damage
- [NTSB NYC67A0187](https://openairdocs.org/ntsb/NYC67A0187.md): Bell 47G-2 · Bedford, PA · Accident · No injuries · Closed · Jun 24, 1967 · N6749D · Substantial damage
- [NTSB NYC67A0016](https://openairdocs.org/ntsb/NYC67A0016.md): Bell 47G2A1 · St.Marys, PA · Accident · No injuries · Closed · Jul 19, 1966 · N73983 · Substantial damage
- [NTSB NYC66A0155](https://openairdocs.org/ntsb/NYC66A0155.md): Bell 47G2A1 · New Bethlehem, PA · Accident · No injuries · Closed · Jun 21, 1966 · N73983 · 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" = 'PA' 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 ('41525'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41525&state=PA

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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.