# NTSB SEA68F0185: Boeing B75N1, N4685N, Brady, MT, September 29, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 29, 1967
- Place: Brady, MT · BRADY, MT
- Location: 48.0279° N, 111.8441° W: Placed by OpenAirDocs: center of Brady, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.0279&lon=-111.8441&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 14, 1968
- Report: Brief approved by the director
- NTSB case key (mKey): 114012
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA68F0185
- Page: https://openairdocs.org/ntsb/SEA68F0185

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 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 (not matched to a registry record)
- Reported make and model: BOEING B75N1
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Woods

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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