SEA76AS059

NTSB accident investigation · Grum Amer AA-5A · Boise, ID · July 5, 1976

Accident · FatalClosed
Date
July 5, 1976
Place
Boise, ID · BOISE, ID
Injuries
5 fatal
Damage
Destroyed
Phase of flight
Maneuvering
Aircraft
N9724UGrum Amer AA-5A
Status
Completed · report August 27, 1976
Report
Brief approved by the director
FAA report
19760705024609A
Case key
154327

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
----------------------------------------------------------------------------------------------------------------------------
3-1869   76/7/5  NR.BOISE,ID           GRUM AMER AA-5A     CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 53, UNK/NR
        TIME - 2110                    N9724U              PX-  4  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 0 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         BOISE,ID                     LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: ACROBATICS
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - EXERCISED POOR JUDGMENT
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - UNWARRANTED LOW FLYING
        FACTOR(S)
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT
           WEATHER - HIGH DENSITY ALTITUDE
           MISCELLANEOUS ACTS,CONDITIONS - SUNGLARE
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        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                                                      88
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          300                                                       6
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         FIRE AFTER IMPACT
        REMARKS- BLOOD-ALC LVL 85MG%.ATMTD LO LVL ACROBATICS IN MTN AREA.DA ABT 9000FT.4 PAX & DOG ABOARD.

Aircraft

Registration
N9724U
Reported as
Grum Amer AA-5A
Category
Airplane
Engine
reciprocating
Damage
Destroyed

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.