DEN70F0039

NTSB accident investigation · Boeing A-75 · Buffalo, WY · May 8, 1969

Accident · Serious injuriesClosed
Date
May 8, 1969
Place
Buffalo, WY · BUFFALO, WY
Injuries
1 serious
Damage
Substantial damage
Phase of flight
Approach
Aircraft
N57445Boeing A-75
Status
Completed · report August 25, 1969
Report
Brief approved by the director
Case key
176324

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
----------------------------------------------------------------------------------------------------------------------------
3-1972   69/5/8    BUFFALO,WYO         BOEING A-75         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 40, 4000
        TIME - 0945                    N57445              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 1000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - RANCH STRIP
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
           SYSTEMS - FLIGHT CONTROL SYSTEMS: ELEVATOR AND ELEVATOR TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           INSTRUMENTS/EQUIPMENT AND ACCESSORIES - MISCELLANEOUS EQUIPMENT: SPRAY,DUSTING EQUIPMENT
           MISCELLANEOUS ACTS,CONDITIONS - UNAPPROVED MODIFICATION
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  PITCH CONTROL PROBLEM
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - TEST
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT
        REMARKS- UNAPRVD SPRAY SYS MODIFICATN.ELEV CTL SYS DETERIORATD,MALFUNCTD.NO CTL OF ACFT AT LOW PWR SETTING.

Aircraft

Registration
N57445
Reported as
Boeing A-75
Category
Airplane
Engine
reciprocating
Damage
Substantial damage
Airport
Ranch Strip

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.