ANC62A0048

NTSB accident investigation · Douglas DC-7C · Sitka Sound, AK · October 22, 1962

Accident · No injuriesClosed
Date
October 22, 1962
Place
Sitka Sound, AK · SITKA SOUND, AK
Injuries
102 uninjured
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N285Douglas DC-7C
Status
Completed · report April 15, 1971
Report
Brief approved by the director
Case key
127918

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

On this page

NTSB brief

NTSB’s brief of the accident, as it was printed: the coded facts, with the probable cause and factors.

----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
1-0030  62/10/22   SITKA SOUND,ALAS    DOUGLAS DC-7C       CR-  0  0  7  MILITARY CTR PASSG DOM    AIRLINE TRANSPORT, AGE
        TIME - 1252                    N285                PX-  0  0 95                            48, 15772 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            1579 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        OPERATOR - NORTHWEST AIRLINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          MCCHORD AFBASE,WASH         ELMENDORF AFB,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           DITCHING                                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: BLOWER,IMPELLER ASSEMBLY
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - RPM-UNCONTROLLABLE-OVERSPEED
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- UNCONTROLLABLE OVERSPEED OF PROP DUE FAILURE IN BLOWER SECTION OF NR 2 ENG.DITCHED NEAR BIORKA ISL

Aircraft

Registration
N285
Reported as
Douglas DC-7C
Category
Airplane
Engine
reciprocating
Damage
Destroyed

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.