DEN72FTM02

NTSB accident investigation · N.American Navion · Ephraim, UT · July 24, 1971

Accident · Serious injuriesClosed
Date
July 24, 1971
Place
Ephraim, UT · EPHRAIM, UT
Injuries
2 serious, 1 minor
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N8984HN.American Navion
Status
Completed · report March 13, 1972
Report
Brief approved by the director
Case key
162973

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
----------------------------------------------------------------------------------------------------------------------------
3-2729  71/7/24    EPHRAIM,UT          N.AMERICAN NAVION   CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 39, 539
        TIME - 1150                    N8984H              PX-  0  1  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 382 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DELTA,UT                    DENVER,COLO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           PILOT IN COMMAND - MISJUDGED ALTITUDE
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      80
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- HIT MTN RIDGE APRX 10400FT MSL,DENSITY ALT APRX 14000FT.

Aircraft

Registration
N8984H
Reported as
N.American Navion
Category
Airplane
Engine
reciprocating
Damage
Substantial damage

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.