SEA71AS024

NTSB accident investigation · Mooney M20C · Seattle, WA · November 1, 1970

Accident · FatalClosed
Date
November 1, 1970
Place
Seattle, WA · SEATTLE, WA
Injuries
4 fatal, 2 uninjured
Phase of flight
Approach
Aircraft
CF-DBRMooney M20CN92711Cessna 182N
Status
Completed · report July 19, 1971
Report
Brief approved by the director
Case key
158527

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
----------------------------------------------------------------------------------------------------------------------------
3-3914   70/11/1   SEATTLE,WASH        CESSNA 182N         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 53, 1135
        TIME - 1421                    N92711              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 43 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  4  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BOEING
        DEPARTURE POINT             INTENDED DESTINATION
          EASTSOUND,WASH              SEATTLE,WASH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  LANDING: TRAFFIC PATTERN-CIRCLING
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - CONGESTED TRAFFIC-PATTERN
           PERSONNEL - TRAFFIC CONTROL PERSONNEL: FAILURE TO ADVISE OF OTHER TRAFFIC
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-FOREIGN GEN.AV.
          CONTROLLING AGENCY - TOWER                               RADAR CTL/SURVEILLANCE - UNKNOWN/NOT REPORTED
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROLLED/UNCONTROLLED AIRPORT - CONTROLLED AIRPORT
          CONTROL ZONE/AREA - YES                                  HORIZONTAL COLLISION ANGLE-DEGREES -   37
          EVASIVE ACTION TAKEN - NO                                ANTI-COLLISION LIGHTS - INSTALLED,OPERATION UNKNOWN
        REMARKS- CF-DBR NOT OBS BY TWR PERSONNEL UNTIL ACFT ABOUT MIDFIELD.N92711 HORIZ STAB SLASHED.LNDD OK.
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3914   70/11/1   SEATTLE,WASH        MOONEY M20C         CR-  1  0  0  NONCOMMERCIAL             CERTIFICATE OTHER, AGE
        TIME - 1421                    CF-DBR              PX-  3  0  0  PLEASURE/PERSONAL TRANSP  25, 238 TOTAL HOURS, 217
                                       DAMAGE-DESTROYED    OT-  0  0  2                            IN TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BOEING
        DEPARTURE POINT             INTENDED DESTINATION
          VANCOUVER,BC,CAN            SEATTLE,WASH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  LANDING: TRAFFIC PATTERN-CIRCLING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
        FACTOR(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - CONGESTED TRAFFIC-PATTERN
           PERSONNEL - TRAFFIC CONTROL PERSONNEL: FAILURE TO ADVISE OF OTHER TRAFFIC
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-FOREIGN GEN.AV.
          CONTROLLING AGENCY - TOWER                               RADAR CTL/SURVEILLANCE - UNKNOWN/NOT REPORTED
          TRAFFIC ADVISORY ISSUED - BY LOCAL CONTROL               CONTROLLED/UNCONTROLLED AIRPORT - CONTROLLED AIRPORT
          CONTROL ZONE/AREA - YES                                  HORIZONTAL COLLISION ANGLE-DEGREES -   37
          EVASIVE ACTION TAKEN - UNKNOWN/NOT REPORTED              ANTI-COLLISION LIGHTS - INSTALLED,OPERATION UNKNOWN
        REMARKS- CF-DBR OBS TO RAPIDLY OVERTAKE N92711 ON DOWNWIND LEG.R OUTER WG PANEL OF CF-DBR SEPARATED IN FLT.

Aircraft · 2

Registration
CF-DBR
Reported as
Mooney M20C
Category
Airplane
Engine
reciprocating
Damage
Destroyed
Airport
Boeing
Registration
N92711
Reported as
Cessna 182N
Category
Airplane
Engine
reciprocating
Damage
Substantial damage
Airport
Boeing