# NTSB MKC70D0143: Boeing A75, N54545, Hawarden, IA, July 29, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 29, 1969
- Place: Hawarden, IA · HAWARDEN, IA
- Location: 43.0013° N, 96.4829° W: Placed by OpenAirDocs: center of Hawarden, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.0013&lon=-96.4829&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 27, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 170389
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC70D0143
- Page: https://openairdocs.org/ntsb/MKC70D0143

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2399  69/7/29    HAWARDEN,IOWA       BOEING A75          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 30, 490
        TIME - 1300                    N54545              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 145 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - HAWARDEN
        DEPARTURE POINT             INTENDED DESTINATION
          HAWARDEN,IOWA               HAWARDEN,IOWA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           WEATHER - HIGH TEMPERATURE
           MISCELLANEOUS ACTS,CONDITIONS - PILOT FATIGUE
        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                                                      87
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - CORN                                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT
        REMARKS- 15 HRS FLT TIME IN LAST 24 HRS. ACFT OVERLOADED FOR EXISTING CONDITIONS.
```

## Aircraft

- Registration: [N54545](https://openairdocs.org/deregistered/N54545-2018-01-24), registration cancelled 2018-01-24, S/N 75-981, built 1940 (OpenAirDocs)
- Reported make and model: BOEING A75
- Registry model: [Boeing A75N1(PT17)](https://openairdocs.org/model/boeing-a75n1-pt17) (registry code 1380134) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Hawarden

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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