Rockwell AC-112 accident near Modesto, California, January 23, 1994
On January 23, 1994 at about 9:50 pm local time, a Rockwell AC-112, registered N1084J, was substantially damaged in an accident near Modesto, California (Harry Sham Field). It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
the worn/chafed landing gear wire which provided intermittent electrical power to the hydraulic pump.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- January 23, 1994 · about 9:50 pm local time
- Place
- Modesto, California · Harry Sham Field
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Rockwell AC-112
- Registration
- N1084J · no longer on the register · serial 84
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
THE PILOT WAS TAXIING TO HIS HANGAR AFTER PRACTICING TAKEOFFS AND LANDINGS. WHILE ON THE TAXIWAY, THE LANDING GEAR WARNING HORN SOUNDED AND THE RIGHT MAIN LANDING GEAR LIGHT WENT OUT. MOMENTS LATER, THE RIGHT MAIN LANDING GEAR COLLAPSED. EXAMINATION OF THE AIRCRAFT DISCLOSED THE WIRING FROM THE RIGHT MAIN LANDING GEAR TO THE HYDRAULIC PUMP WAS WORN AND CHAFED WHICH RESULTED IN INTERMITTENT OPERATION OF THE PUMP.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: private
- Ratings: single-engine land
- Flight time: 454 hours in all; 150 in this make and model; 60 in the last 90 days; 12 in the last 30 days; 395 as pilot in command
- Medical certificate: Class 3 (valid medical--w/ waivers/lim.)
- Seat: left
The aircraft
- Last inspection: annual inspection
- Maximum gross weight: 2,550 lb
- Seats: 4
- Landing gear: retractable
- Engine: Lycoming IO-360 (piston); 0 hours total
The flight
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 170° at 6 knots
- Visibility: 40 statute miles
- Sky: scat at 3,500 ft
- Temperature: 61°F (16°C), dew point 46°F (8°C)
- Altimeter: 29.00 inHg
- Observation at 9:50 pm from MOD
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.