# Accident 20010317032449A: Snias AS350B2, Sanleandro, CA, March 17, 2001

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 17, 2001, 21:34 local time
- Place: Sanleandro, CA
- Damage: No damage
- Operating rules: General operating rules (Part 91)
- Location: 37.6307° N, 122.0404° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=37.6307&lon=-122.0404&mi=10
- Aircraft: N996PD, registered now (https://openairdocs.org/aircraft/N996PD) (OpenAirDocs)
- Registry model: Eurocopter AS 350 B2 (registry code 8680950, https://openairdocs.org/model/eurocopter-as-350-b2) (OpenAirDocs)
- Registry engine: Turbomeca ARRIEL-1D1 (registry code 60053, https://openairdocs.org/engine/turbomeca-arriel-1d1) (OpenAirDocs)
- Reported make and model: SNIAS AS350B2
- People aboard: 1
- Fatal injuries: 0
- NTSB investigation: [NTSB LAX01TA119](https://openairdocs.org/ntsb/LAX01TA119) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20010317032449A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

(-23) ON MARCH 17, 2001, AT 2134 HOURS PACIFIC STANDARD TIME, A EUROCOPTER AS-350-B2, N996PD, WAS SUBSTANTIALLY DAMAGED DURING AN EMERGENCY AUTOROTATION DESCENT AND IMPACT WITH ELECTRICAL POWER TRANSMISSION LINES FOLLOWING LOSS OF ENGINE POWER IN SAN LEANDRO, CA. DURING ENGINE TEAR DOWN AT TURBOMECA FACTORY IT WAS DISCOVERED THAT PART NUMBER 0292107950, MATCHED GEAR ASSY, HAD FAILED IN THE ACCESSORY BOX GEAR TRAIN. TALKED TO ERIC WEST, OFFICE OF AIRCRAFT ACCIDENT INVESTIGATION, 202-493-4016, ABOUT THE FAILURE OF THE GEAR.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB LAX01TA119](https://openairdocs.org/ntsb/LAX01TA119), Mar 18, 2001: Eurocopter France AS350-B2 (N996PD), Hayward, CA, substantial damage. Probable cause: The fatigue fracture of the engine accessory drive gear while maneuvering, which resulted in a loss of engine power and collision with a residential transmission line during the ensuing forced…

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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