# NTSB investigations: Boeing 747-122

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB DCA98MA015](https://openairdocs.org/ntsb/DCA98MA015.md): Boeing 747-122 · Pacific Ocean (Pacific Ocean) · Accident · 1 fatal · Major investigation · Final report · Dec 28, 1997 · N4723U · Minor damage
  > The pilot-in-command's inadvertent flight into adverse weather conditions, and the difficulty of obtaining adequate weather forecasts of over-ocean turbulence. Factors contributing to the accident include the presence of clear air turbulence, and the failure…
- [NTSB LAX96LA035](https://openairdocs.org/ntsb/LAX96LA035.md): Boeing 747-122 · Pacific Ocean (Pacific Ocean) · Accident · Serious injuries · Limited investigation · Final report · Nov 1, 1995 · N4714U · No damage
  > the failure of the passenger to comply with the fasten seatbelt signs and the verbal directives of the flight and cabin crew.
- [NTSB BFO93WA148](https://openairdocs.org/ntsb/BFO93WA148.md): Boeing 747-100 · Milan, Italy · Incident · No injuries · Foreign investigation · Aug 27, 1993 · N4729U · No damage
- [NTSB LAX92WA091](https://openairdocs.org/ntsb/LAX92WA091.md): Boeing 747-100 · Narita, Japan · Accident · Serious injuries · Foreign investigation · Jan 9, 1992 · N4729U · No damage
- [NTSB DEN92IA005](https://openairdocs.org/ntsb/DEN92IA005.md): Boeing 747-122 · Denver, CO · Incident · No injuries · Incident investigation · Final report · Oct 24, 1991 · N4719U · No damage
  > A malfunction in the stabilizer trim control module.
- [NTSB CHI87FA081](https://openairdocs.org/ntsb/CHI87FA081.md): Boeing 747-122 · Detroit, MI · Accident · Serious injuries · Field investigation · Final report · Feb 12, 1987 · N4718U · No damage
  > Drg flt, united flt 108 recd info of a bomb threat. Due to a short time limit, specified in the threat, the flt divertedto Detroit & the slides were used to evacuate the acft; 8 of 10 slides deployed nmly & were used. The slide at door 4R didn't inflate &…
- [NTSB LAX86MA275](https://openairdocs.org/ntsb/LAX86MA275.md): Boeing 747-122 · Pacific Ocean (Pacific Ocean) · Incident · No injuries · Major investigation · Final report · Jun 24, 1986 · N4718U · No damage
  > While ual flt 1 was cruising at FL 310, aprx 1.8 hr after takeoff, a flt attendant (f/a) rprtd a headache & lightheaded-ness. The flt climbed to FL 350, then another f/a & svrl pax rprtd similar symptoms. At that time, the tropopause was AT40,000'. As the flt…
- [NTSB CHI86FA096](https://openairdocs.org/ntsb/CHI86FA096.md): Boeing 747-122 · Honolulu, HI · Accident · Serious injuries · Field investigation · Final report · Mar 4, 1986 · N4729U · No damage
  > The scheduled passenger flight from Honolulu to chicago encountered clear air turbulence (cat) about 500 NM east of Honolulu while in cruise flight at flight level 330. The turbulence was unexpected, had not been forecast, and the fasten seat belt was not…
- [NTSB DCA85AA003](https://openairdocs.org/ntsb/DCA85AA003.md): Boeing 747-122 · Honolulu, HI · Accident · Serious injuries · Final report · Nov 16, 1984 · N4714U · Substantial damage
  > After accelerating to about 153 KTS drg the takeoff roll, the #7 tire failed & the flt crew aborted the takeoff. The acft was stopped with aprx 3000 ft of rwy remaining. Due to a fuel leak from the right wing, the capt ordered an evacu- ation from the left…
- [NTSB CHI83IA269](https://openairdocs.org/ntsb/CHI83IA269.md): Boeing B-747 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jun 20, 1983 · N4717U · 2 aircraft · Minor damage
  > The united airlines B747 was standing in the run up area adjacent to the runway. A flying tigers B747 was passing to his left. The crew of the parked B747 opened their overhead escape hatch and indicated to the taxiing B747 with a thumbs up sign that there…
- [NTSB DEN78FI014](https://openairdocs.org/ntsb/DEN78FI014.md): Boeing 747 · Denver, CO · Incident · No injuries · Closed · Oct 12, 1977 · N4727U · No damage
- [NTSB OAK76IP007](https://openairdocs.org/ntsb/OAK76IP007.md): Boeing 747 · No.Pacific Ocean (Pacific Ocean) · Incident · No injuries · Closed · Aug 24, 1975 · N4735U · Minor damage
- [NTSB CHI76IC005](https://openairdocs.org/ntsb/CHI76IC005.md): Boeing 747 · Chicago, IL · Incident · No injuries · Closed · Jul 17, 1975 · N4717U · Minor damage

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('1384872'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1384872

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