NTSB Identification: DEN75AD050
14 CFR Part 121 Scheduled operation of WESTERN AIR LINES INC
Aircraft: BOEING 737, registration: N4527W

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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
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1-0001  75/3/31    CASPER,WY           BOEING 737          CR-  0  0  6  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 0743                    N4527W              PX-  0  1 92                            38, 6698 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            2000 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - NATRONA COUNTY
        OPERATOR - WESTERN AIR LINES,INC.
        DEPARTURE POINT             INTENDED DESTINATION
          DENVER,CO                   MINNEAPOLIS,MN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           OVERSHOOT                                                LANDING: LEVEL OFF/TOUCHDOWN
           COLLIDED WITH: DITCHES                                   LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
           PILOT IN COMMAND - FAILED TO INITIATE GO-AROUND
        FACTOR(S)
           COPILOT - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PERSONNEL - THIRD PILOT: FAILURE TO FOLLOW INSTUCTIONS
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SNOW ON RUNWAY
           WEATHER - LOW CEILING
           WEATHER - SNOW
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           MISCELLANEOUS ACTS,CONDITIONS - RAN OFF END OF RUNWAY
        WEATHER BRIEFING - COMPANY DISPATCH
        WEATHER FORECAST - WEATHER SLIGHTLY WORSE THAN FORECAST
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     TAIL WIND 158-202 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           23                                                       50
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           8                                                       IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- REQUIRED CALLOUTS NOT PROVIDED TO PIC.TOUCHED DOWN ABT 2375FT FRM DEP END OF 8681FT RWY.

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