SEA68A0039

NTSB accident investigation · Convair 340T · Great Falls, MT · November 1, 1967

Accident · Minor injuriesClosed
Date
November 1, 1967
Place
Great Falls, MT · GREAT FALLS, MT
Injuries
1 minor, 3 uninjured
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N73120Convair 340T
Status
Completed · report May 7, 1968
Report
Brief approved by the director
Case key
113463

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
----------------------------------------------------------------------------------------------------------------------------
1-0061   67/11/1   GREAT FALLS,MONT    CONVAIR 340T        CR-  0  0  3  SCHED DOM PASSG SRV       AIRLINE TRANSPORT, AGE
        TIME - 0145                    N73120              PX-  0  0  1                            42, 10486 TOTAL HOURS, 70
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - GREAT FALLS
        OPERATOR - FRONTIER AIRLINES,INC.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: INITIAL APPROACH
           COLLIDED WITH: WIRES/POLES                               LANDING: MISSED APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - FLIGHT AND NAVIGATION INSTRUMENTS: ALTIMETERS
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - SNOW
           MISCELLANEOUS ACTS,CONDITIONS - LANDED ON FOAMED RUNWAY
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               300
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/2 MILE OR LESS                                         SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       33
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
           60                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
        REMARKS- CAUSE OF ALTIMETER ERROR UNDTMND.CONTINUED FLT T0 ALTERNATE ARPT.DAMAGED NOSE GR COLLAPSED ON LDG.

Aircraft

Registration
N73120
Reported as
Convair 340T
Category
Airplane
Engine
turbo prop
Damage
Substantial damage
Airport
Great Falls

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.