# NTSB SEA77FI016: Boeing 727, N316AS, Seattle, WA, January 28, 1977

- Type: NTSB incident investigation
- Classification: Incident · No injuries · Closed
- Date: January 28, 1977
- Place: Seattle, WA · SEATTLE, WA
- Location: 47.6062° N, 122.3321° W: Placed by OpenAirDocs: center of Seattle, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.6062&lon=-122.3321&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 74 uninjured
- Status: Completed, report March 15, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 152437
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA77FI016
- Page: https://openairdocs.org/ntsb/SEA77FI016

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
4-0001  77/1/28    SEATTLE,WA          BOEING 727          CR-  0  0  8  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 2223                    N316AS              PX-  0  0 66                            46, 18602 TOTAL HOURS,
                                       DAMAGE-MINOR        OT-  0  0  0                            4448 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        CLASSIFIED AS INCIDENT
        NAME OF AIRPORT - SEATTLE-TACOMA
        OPERATOR - ALASKA AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          JUNEAU,AK                   SEATTLE,WA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           DRAGGED WINGTIP,POD,OR FLOAT                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           WEATHER - LOW CEILING
           MISCELLANEOUS ACTS,CONDITIONS - NOT ALIGNED WITH RUNWAY/INTENDED LANDING AREA
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  100
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/2 MILE OR LESS                                         UNKNOWN/NOT REPORTED
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          FOG                                                      CALM
        TEMPERATURE-F                                            WIND VELOCITY-KNOTS
           36                                                      CALM
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
```

## Aircraft

- Registration: N316AS (not matched to a registry record)
- Reported make and model: BOEING 727
- Category: Airplane
- Engines: turbo jet
- Damage: Minor damage
- Airport: Seattle-Tacoma

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

---
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.