MKC68A0018

NTSB accident investigation · Piper PA-16 · Blocker, OK · September 3, 1967

Accident · FatalClosed
Date
September 3, 1967
Place
Blocker, OK · BLOCKER, OK
Injuries
4 fatal, 2 uninjured
Phase of flight
Enroute
Aircraft
N5746HPiper PA-16N6322WPiper PA-28
Status
Completed · report May 17, 1968
Report
Brief approved by the director
Case key
114583

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.

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 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1100   67/9/3  NR.BLOCKER,OKLA       PIPER PA-28         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 50, 147
        TIME - 1145                    N6322W              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 113 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  4  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
         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
          CONTROL ZONE/AREA - NO                                   CONVERGENCE ANGLE-DEGREES -  22
          HORIZONTAL COLLISION ANGLE-DEGREES -   11                VERTICAL COLLISION ANGLE-DEGREES -  22
          EVASIVE ACTION TAKEN - NO                                ANTI-COLLISION LIGHTS - INSTALLED,OPERATION UNKNOWN
        REMARKS- PLT OF N6322W SAID N5746H,THAT HAD BEEN FOLLOWING HIM,SUDDENLY CLIMBED UP FROM BENEATH N6322W.
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1100   67/9/3  NR.BLOCKER,OKLA       PIPER PA-16         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 42, 366
        TIME - 1145                    N5746H              PX-  3  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 238 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  2                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         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
          CONTROL ZONE/AREA - NO                                   CONVERGENCE ANGLE-DEGREES -  22
          HORIZONTAL COLLISION ANGLE-DEGREES -   11                VERTICAL COLLISION ANGLE-DEGREES -  22
          EVASIVE ACTION TAKEN - NO                                ANTI-COLLISION LIGHTS - NOT INSTALLED
        REMARKS- PROP OF N6322W SEVERED EMPENNAGE OF N5746H.

Aircraft · 2

Registration
N5746H
Reported as
Piper PA-16
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
N6322W
Reported as
Piper PA-28
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.