ANC73AA040

NTSB accident investigation · Cessna 180D · Cooper Ldg, AK · February 4, 1973

Accident · FatalClosed
Date
February 4, 1973
Place
Cooper Ldg, AK · COOPER LDG, AK
Injuries
6 fatal
Phase of flight
Enroute
Aircraft
N3156DCessna 180DN7698KPiper PA-20
Status
Completed · report April 19, 1973
Report
Brief approved by the director
Case key
169864

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
----------------------------------------------------------------------------------------------------------------------------
3-0416   73/2/4    COOPER LDG,ALAS     PIPER PA-20         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 29, 200
        TIME - 1230                    N7698K              PX-  1  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  4  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          KENAI,ALAS                 UNKNOWN/NOT REPORTED
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
        FACTOR(S)
           WEATHER - OTHER
           MISCELLANEOUS ACTS,CONDITIONS - SUNGLARE
        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                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - NOT UNDER RADAR CONTACT
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROL ZONE/AREA - NO
          CONVERGENCE ANGLE-DEGREES -  0                           HORIZONTAL COLLISION ANGLE-DEGREES -   290
          EVASIVE ACTION TAKEN - UNKNOWN/NOT REPORTED
        REMARKS- RESTRICTED VISIBILITY DUE TO BRIGHT SUN.
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0416   73/2/4    COOPER LDG,ALAS     CESSNA 180D         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 33, 863
        TIME - 1230                    N3156D              PX-  3  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 183 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  2  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ANCHORAGE,ALAS              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
        FACTOR(S)
           WEATHER - OTHER
           MISCELLANEOUS ACTS,CONDITIONS - SUNGLARE
        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                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - NOT UNDER RADAR CONTACT
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROL ZONE/AREA - NO
          CONVERGENCE ANGLE-DEGREES -  0                           HORIZONTAL COLLISION ANGLE-DEGREES -   110
          VERTICAL COLLISION ANGLE-DEGREES -  *ERROR-INVALID CODE* EVASIVE ACTION TAKEN - UNKNOWN/NOT REPORTED
        REMARKS- RESTRICTED VISIBILITY DUE TO BRIGHT SUN.

Aircraft · 2

Registration
N3156D
Reported as
Cessna 180D
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.

Registration
N7698K
Reported as
Piper PA-20
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 · 2

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