SEA68F0185

NTSB accident investigation · Boeing B75N1 · Brady, MT · September 29, 1967

Accident · No injuriesClosed
Date
September 29, 1967
Place
Brady, MT · BRADY, MT
Injuries
1 uninjured
Damage
Substantial damage
Phase of flight
Enroute
Aircraft
N4685NBoeing B75N1
Status
Completed · report February 14, 1968
Report
Brief approved by the director
Case key
114012

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
----------------------------------------------------------------------------------------------------------------------------
3-4498  67/9/29  NR.BRADY,MONT         BOEING B75N1        CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 43, 5225
        TIME - 1730                    N4685N              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 4300 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - WOODS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           TURBULENCE                                               IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED FLIGHT INTO KNOWN AREAS OF SEVERE TURBULENCE
           WEATHER - THUNDERSTORM ACTIVITY
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        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                  TEMPERATURE-F
          NONE                                                      70
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          270                                                       70
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 4300                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  ELEVATION-AREA BEING TREATED-FEET -  3500
        REMARKS- MISJUDGED APPROACHING STORM,UNABLE TO RETURN TO ARPT SAFELY.WINDS 70 MPH,HEAVY GUSTS.

Aircraft

Registration
N4685N
Reported as
Boeing B75N1
Category
Airplane
Engine
reciprocating
Damage
Substantial damage
Airport
Woods