Boeing A75 accident near Sacramento, California, July 6, 1989
On July 6, 1989 at about 9:45 pm local time, a Boeing A75, registered N747JR, was substantially damaged in an accident near Sacramento, California (Executive airport). It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PARTIAL BLOCKAGE OF THE ENGINE INDUCTION SYSTEM WHICH RESULTED FROM IMPROPER MAINTENANCE.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- July 6, 1989 · about 9:45 pm local time
- Place
- Sacramento, California · Executive · map
- Type
- Accident
- Injuries
- 1 person had minor injuries.
- Weather
- visual conditions (good weather)
- Aircraft
- Boeing A75 · all A75s on the register
- Registration
- N747JR · no longer on the register
- Damage
- Substantial damage
- Flight
- Personal flight · general aviation rules (Part 91)
The NTSB's narrative final · quoted from the NTSB record
SHORTLY AFTER TAKEOFF, THE ENGINE STARTED LOSING POWER. THE PILOT DECLARED AN EMERGENCY AND WAS CLEARED TO LAND ON ANY RUNWAY. THE AIRPLANE MADE THE AIRPORT BUT COLLIDED WITH A HANGAR, AND THEN THE GROUND. POST ACCIDENT INSPECTION REVEALED THE AIR INDUCTION SYSTEM APPEARED TO BE BLOCKED WITH A LARGE AMOUNT OF FRICTION TAPE. ANOTHER JUNCTION IN THE INDUCTION SYSTEM WAS WRAPPED WITH THE SAME TYPE FRICTION TAPE.
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: flight instructor, commercial pilot
- Ratings: single-engine land; instructor: airplane single-engine; instrument: airplane
- Flight time: 5,814 hours in all; 98 in this make and model; 22 in the last 90 days; 3 in the last 30 days; 3,800 as pilot in command; 3,034 on instruments
- Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
- Seat: unk
The aircraft
- Last inspection: inspection type not recorded
- Maximum gross weight: 2,810 lb
- Seats: 2
- Landing gear: fixed
- Engine: Continental 220C (piston); 0 hours total
The flight
- Departed from: SAC at 9:40 pm
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Visibility: 20 statute miles
- Sky: not recorded; not recorded
- Temperature: 97°F (36°C), dew point 41°F (5°C)
- Altimeter: 29.00 inHg
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.
Other NTSB records under N747JR the same tail number, which may have belonged to a different aircraft at the time
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.