# Accident 19911110050039A: Beech D18S, Hilo, HI, November 10, 1991

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: November 10, 1991, 08:50 local time
- Place: Hilo, HI
- Airport: Hilo International Airport
- Damage: Substantial damage
- Phase of flight: Forced Landing
- Operating rules: Air taxi and commuter (Part 135)
- Operator: TVWA
- Location: 19.6898° N, 155.0791° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=19.6898&lon=-155.0791&mi=10
- Aircraft: N4193, a cancelled registration (https://openairdocs.org/deregistered/N4193-2012-11-20) (OpenAirDocs)
- Registry model: Beech D18S (registry code 1151004, https://openairdocs.org/model/beech-d18s) (OpenAirDocs)
- Registry engine: Pratt & Whitney R-985 series (registry code 52008, https://openairdocs.org/engine/pratt-whitney-r-985-series) (OpenAirDocs)
- Reported make and model: BEECH D18S
- Reported engine: PWA R985AN14B
- People aboard: 11
- Fatal injuries: 0
- Pilot flight hours: 18,579 total, 323 in this make and model, 180 in the last 90 days
- NTSB investigation: [NTSB LAX92LA042](https://openairdocs.org/ntsb/LAX92LA042) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19911110050039A

## Narrative

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

LEFT MAG DRIVE SHAFT FAILED STOPPED LEFT ENGINE ON APPROACH. DITCHED IN BAY. UNABLE SUSTAIN FLIGHT ON GOOD ENGINE.

## 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 LAX92LA042](https://openairdocs.org/ntsb/LAX92LA042), Nov 10, 1991: Beech D18S (N4193), Hilo, HI, substantial damage. Probable cause: THE AIRCRAFT'S LACK OF SINGLE ENGINE PERFORMANCE TO MAINTAIN ALTITUDE AFTER THE ENGINE LOST POWER. FACTORS RELATED TO THE ACCIDENT WERE: DISPLACEMENT/MECHANICAL INTERFERENCE WITHIN THE ACCESSORY…

## Other reports on N4193 (3)

Matched to the same aircraft by N-number and date.

- [Incident 19881210066762I](https://openairdocs.org/incident/19881210066762I), Dec 10, 1988: Beech D18S (N4193), Honolulu, HI, Minor damage. While taxiing to ramp after landing was struck on nose by NR5797M at intersection.
- [Incident 19810326025579I](https://openairdocs.org/incident/19810326025579I), Mar 26, 1981: Beech D18S (N4193), Kahuluni, HI. Enroute cabin airstair door opened. Emergency landing. Found nothing wrong with door locking mechanism.
- [Incident 19791126045619I](https://openairdocs.org/incident/19791126045619I), Nov 26, 1979: Beech D18S (N4193), Kailua Kona, HI, Minor damage. Pilot failed to lower gear before landing, props struck runway, pilot made go around and landed safely.

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.