# Accident 19870530059009A: Ryan STA, Mariposa, CA, May 30, 1987

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: May 30, 1987, 16:15 local time
- Place: Mariposa, CA
- Airport: Yosemite
- Damage: Substantial damage
- Phase of flight: Takeoff Ground Roll
- Operating rules: General operating rules (Part 91)
- Location: 37.4904° N, 119.9990° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=37.4904&lon=-119.9990&mi=10
- Aircraft: N14954, registered now (https://openairdocs.org/aircraft/N14954) (OpenAirDocs)
- Registry model: Ryan Aeronautical ST-A (registry code 7830402, https://openairdocs.org/model/ryan-aeronautical-st-a) (OpenAirDocs)
- Registry engine: Menasco PIRATE C4 D4 (registry code 43504, https://openairdocs.org/engine/menasco-pirate-c4-d4) (OpenAirDocs)
- Reported make and model: RYAN STA
- Reported engine: PWA D4
- People aboard: 2
- Fatal injuries: 0
- Pilot flight hours: 997 total, 460 in this make and model, 5 in the last 90 days
- NTSB investigation: [NTSB LAX87LA220](https://openairdocs.org/ntsb/LAX87LA220) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19870530059009A

## Narrative

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

LOST DIRECTIONAL CONTROL AFTER RAISING TAIL ON TAKEOFF ROLL. DEPARTED RUNWAY, STRUCK A BERM, FLIPPED OVER.

## 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 LAX87LA220](https://openairdocs.org/ntsb/LAX87LA220), May 30, 1987: Ryan ST-A (N14954), Mariposa, CA, substantial damage

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.