# Accident 19830305006099A: Amtrth THORPT18, Simi Valley, CA, March 5, 1983

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: March 5, 1983, 12:00 local time
- Place: Simi Valley, CA
- Damage: Destroyed
- Phase of flight: Descent
- Operating rules: General operating rules (Part 91)
- Location: 40.3701° N, 121.6105° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=40.3701&lon=-121.6105&mi=10
- Aircraft: N3124, a cancelled registration (https://openairdocs.org/deregistered/N3124-2012-09-25) (OpenAirDocs)
- Registry model: Thorp T-18 MODIFIED (registry code 89510QA, https://openairdocs.org/model/thorp-t-18-modified) (OpenAirDocs)
- Registry engine: Lycoming 0-320 series (registry code 41508, https://openairdocs.org/engine/lycoming-0-320-series) (OpenAirDocs)
- Reported make and model: AMTRTH THORPT18
- Fatal injuries: 0
- Pilot flight hours: 195 total, 5 in this make and model, 18 in the last 90 days
- NTSB investigation: [NTSB LAX83FA124](https://openairdocs.org/ntsb/LAX83FA124) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19830305006099A

## Narrative

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

AILERON AND STABILATOR CROSSBAR RIGHT MOUNTING POST TUBE WELDED. AREA FAILED PRIOR TO ACCIDENT.

## 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 LAX83FA124](https://openairdocs.org/ntsb/LAX83FA124), Mar 5, 1983: Thorp T-18 (N3124), Simi, CA, destroyed, 1 fatal

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.

---
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.