# NTSB SEA76AS021: Douglas DC-10, Seattle, WA, October 16, 1975

- Type: NTSB accident investigation
- Date: October 16, 1975
- Place: Seattle, WA · SEATTLE, WA
- Location: 47.6062° N, 122.3321° W: Placed by OpenAirDocs: center of Seattle, WA, within about 6 miles (OpenAirDocs)
- Highest injury: Serious injuries
- Injuries: 1 serious, 13 minor, 118 uninjured
- Status: Completed
- Report: DirectorBrief, February 11, 1976
- NTSB case key (mKey): 150362
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA76AS021
- Page: https://openairdocs.org/ntsb/SEA76AS021

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0037  75/10/16   SEATTLE,WA          DOUGLAS DC-10       CR-  0  0 12  SCHED DOM PASSG SRV       ATP,FLIGHT INSTR., AGE
        TIME - 1636                    N1815U              PX-  0  1119                            54, 22937 TOTAL HOURS,
                                       DAMAGE-NONE         OT-  0  0  0                            1840 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - SEATTLE-TACOMA
        OPERATOR - UNITED AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          SEATTLE,WA                  SAN FRANCISCO,CA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           FIRE OR EXPLOSION: ON GROUND                             TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           SYSTEMS - OTHER SYSTEMS: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MISSING
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           PERSONNEL - OPERATIONAL SUPERVISORY PERSONNEL: INADEQUATE GROUND TRAINING-PROCEDURES
        REMARKS- APU P-3 AIR SUPPLY LINE MISSING.DRG SHUTDWN FUEL CTL MALF,CAUSED FIRE-INJ OCCURRED DRG EVAC.
```

## Sequence of events

- Taxi-to runway

## Aircraft

- Registration: N1815U, a cancelled registration (https://openairdocs.org/deregistered/N1815U-2002-06-10) (OpenAirDocs)
- Reported make and model: DOUGLAS DC-10
- Registry model: Mcdonnell Douglas DC-10-10 (registry code 3022110, https://openairdocs.org/model/mcdonnell-douglas-dc-10-10) (OpenAirDocs)
- Registry engine: GE CF6-6 series (registry code 30020, https://openairdocs.org/engine/ge-cf6-6-series) (OpenAirDocs)
- Category: Airplane
- Damage: No damage
- Airport: SEATTLE-TACOMA

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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From OpenAirDocs.org, an independent open copy of NTSB and FAA data. The NTSB's own report is the official record of an investigation.