NTSB Identification: ANC70AA070
14 CFR Part 135 Nonscheduled operation of ERA HELICOPTER
Aircraft: DEHAVILLAND DHC-2, registration: N7620

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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0806  70/4/13    PRUDHOE BAY,ALAS    DEHAVILLAND DHC-2   CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 0840                    N7620               PX-  0  0  2  AIR TAXI-PASSG            32, 3733 TOTAL HOURS, 281
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - PRUDHOE BAY
        DEPARTURE POINT             INTENDED DESTINATION
          FLAXMAN ISLAND,ALAS         PRUDHOE BAY,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: SNOWBANK                                  TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - TORQUEMETER: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FLUCTUATING
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           PILOT IN COMMAND - FAILED TO ABORT TAKEOFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - PREVIOUS DAMAGE
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        REMARKS- PAST TROUBLE WITH TORQUE UNIT SURGE.R SKI DAMAGED ON DEP.CONT TO DEST,GR FAILED AT T/D.

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