# NTSB CHI76DEP03: Piper PA-25, N4659Y, Bancroft, WI, July 15, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 15, 1975
- Place: Bancroft, WI · BANCROFT, WI
- Location: 44.3086° N, 89.5062° W: Placed by OpenAirDocs: center of Bancroft, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.3086&lon=-89.5062&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 7, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 150060
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI76DEP03
- Page: https://openairdocs.org/ntsb/CHI76DEP03

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2525  75/7/15    BANCROFT,WI         PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 2015                    N4659Y              PX-  0  0  0  AERIAL APPLICATION        AGE 54, 3721 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1304 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PLAINFIELD,WI               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: PROCEDURE TURNAROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,ALTITUDE OR CLEARANCE
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - POTATOES                                  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 - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -HILLY
          ELEVATION-AREA BEING TREATED-FEET -  1000                SWATH RUN-HOW FLOWN - DOWNWIND
          PROCEDURE TURNAROUND - THIRD 1/3 TURN
        REMARKS- DRG TURN BACK TO FLD HIT TREE ON TOP OF HILL.
```

## Aircraft

- Registration: [N4659Y](https://openairdocs.org/deregistered/N4659Y-1998-05-01), registration cancelled 1998-05-01, S/N 254379 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19750715025209A](https://openairdocs.org/incident/19750715025209A), Jul 15, 1975: Piper PA25235, Bancroft, WI, Destroyed. Drg turn back to fld hit tree on top of hill.

## Other investigations on N4659Y (1)

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.

- [NTSB FTW71DPG25](https://openairdocs.org/ntsb/FTW71DPG25), Sep 25, 1970: Piper PA-25 (N4659Y), Eudora, AR, substantial damage

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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