# NTSB investigations: Lockheed L-1011-385-1: Airframe/component/system failure/malfunction

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 NYC97LA129](https://openairdocs.org/ntsb/NYC97LA129.md): Lockheed L-1011-385-1 · Covington, KY · Accident · Serious injuries · Limited investigation · Final report · Jun 27, 1997 · N723DA · No damage
  > the failure of the primary and secondary elevator driveshafts, and the failure of maintenance personnel to detect the failure of the primary shaft during scheduled inspections.
- [NTSB CHI97IA134](https://openairdocs.org/ntsb/CHI97IA134.md): Lockheed L-1011-385-1 · Saint Louis, MO · Incident · No injuries · Incident investigation · Final report · May 15, 1997 · N11003 · Minor damage
  > failure of company maintenance personnel to properly install a mounting eyebolt (and associated cotter pin, washer, spacer and castellated nut) on the lower forward bracket of the left main landing gear strut door.
- [NTSB LAX95FA303](https://openairdocs.org/ntsb/LAX95FA303.md): Lockheed L-1011-385-1 · Pacific Ocean (Pacific Ocean) · Accident · No injuries · Field investigation · Final report · Aug 24, 1995 · N781DL · Substantial damage
  > inadequate certification/approval of the airframe structure. Contributing was the lack of required inspections of the failure area.
- [NTSB BFO92IA145](https://openairdocs.org/ntsb/BFO92IA145.md): Lockheed L1011-385 · Boston, MA · Incident · No injuries · Incident investigation · Final report · Sep 20, 1992 · N786DL · Minor damage
  > Inadequate lubrication which caused stress corrosion cracking and the separation of the right wing number two flap vane.
- [NTSB DCA92MA044](https://openairdocs.org/ntsb/DCA92MA044.md): Lockheed L-1011-385-1 · Jamaica, NY · Accident · Serious injuries · Class 1 · Major · Final report · Jul 30, 1992 · N11002 · Destroyed
  > Design deficiencies in the stall warning system that permitted a defect to go undetected, the failure of twa's maintenance program to correct a repetitive malfunction of the stall warning system, and inadequate crew coordination between the captain and first…
- [NTSB ATL92IA113](https://openairdocs.org/ntsb/ATL92IA113.md): Lockheed L-1011-1 · Atlanta, GA · Incident · Minor injuries · Incident investigation · Final report · Jun 2, 1992 · N718DA · No damage
  > The overheating of the number 2 air cycle machine which resulted in an emergency evacuation via slides; the failure of the flight attendants to secure the slide girt bars.
- [NTSB LAX90IA101](https://openairdocs.org/ntsb/LAX90IA101.md): Lockheed L-1011-385-1 · Los Angeles, CA · Incident · Minor injuries · Incident investigation · Final report · Feb 19, 1990 · N31013 · Minor damage
  > The failure of the weld holding the slip joint to the pneumatic dual compensator from the no. 2 engine.
- [NTSB DCA87MA012](https://openairdocs.org/ntsb/DCA87MA012.md): Lockheed L1011 · Newark, NJ · Accident · No injuries · Major investigation · Final report · Nov 13, 1986 · N714DA · Substantial damage
  > On November 13, 1986, the rear main spar of the right wing failed as delta flt 194 touched down on rwy 29 at Newark airport. The pilots stated that there was moderate turbulence on final approach and initial touchdown was on the right main gear first. The…
- [NTSB MKC85IA131](https://openairdocs.org/ntsb/MKC85IA131.md): Lockheed L-1011 · St. Louis, MO · Incident · No injuries · Incident investigation · Final report · Jun 11, 1985 · N31013 · Minor damage
  > While on an IFR approach to land at stl and the plt initiated flaps. The no.3 outboard flap vane separated from its mounting and fell to the ground. Upon separation the flap vane struck the leading edge of the trailing edge flap knocking a hole in the skin.…

## 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 ('5265010')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 130))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=5265010&occurrence=130

---
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.