MKC71FDD13

NTSB accident investigation · Piper PA-25 · Humboldt, MN · September 18, 1970

Accident · No injuriesClosed
Date
September 18, 1970
Place
Humboldt, MN · HUMBOLDT, MN
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Landing
Aircraft
N7767ZPiper PA-25
Status
Completed · report June 29, 1971
Report
Brief approved by the director
Case key
143053

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
----------------------------------------------------------------------------------------------------------------------------
3-3745  70/9/18    HUMBOLDT,MINN       PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 24, 1100
        TIME - 1700                    N7767Z              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 600 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BOCKWITZ
        DEPARTURE POINT             INTENDED DESTINATION
          HUMBOLDT,MINN               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        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                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT CROSS WIND 068-112 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           75                                                      225
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           6                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  800                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT
        REMARKS- R X-WIND GUSTING TO 12K. SPRAYING UNSEEDED FLD.

Aircraft

Registration
N7767Z
Reported as
Piper PA-25
Category
Airplane
Engine
reciprocating
Damage
Substantial damage
Airport
Bockwitz

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.