ANC78DA004

NTSB accident investigation · Bell 206-L · Deadhorse, AK · November 30, 1977

Accident · Minor injuriesClosed
Date
November 30, 1977
Place
Deadhorse, AK · DEADHORSE, AK
Injuries
1 minor, 1 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N403EHBell 206-L
Status
Completed · report March 3, 1978
Report
Brief approved by the director
FAA report
19771130041989A
Case key
143946

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

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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
----------------------------------------------------------------------------------------------------------------------------
3-4087  77/11/30   DEADHORSE,AK        BELL 206-L          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 31, 4240
        TIME - 0935                    N403EH              PX-  0  0  1  AIR TAXI-PASSG            TOTAL HOURS, 1001 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - DEADHORSE
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          PUMP STATION NO.1           RETURN                       VALVE NO.1
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ROLL OVER                                                LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           MISCELLANEOUS ACTS,CONDITIONS - WHITEOUT
        FACTOR(S)
           WEATHER - FOG
           WEATHER - SNOW
           WEATHER - UNFAVORABLE WIND CONDITIONS
           TERRAIN - SNOW-COVERED
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          PARTIAL OBSCURATION                                      UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          BLOWING SNOW                                             230
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           17                                                      BELOW MINIMUMS
        TYPE OF FLIGHT PLAN
          NONE

Aircraft

Registration
N403EH
Reported as
Bell 206-L
Category
Helicopter
Engine
turbo shaft
Damage
Substantial damage
Airport
Deadhorse

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.

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.