# NTSB CHI75FEP51: Piper PA-25, N7645Z, Monroe, WI, April 29, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 29, 1975
- Place: Monroe, WI · MONROE, WI
- Location: 42.6034° N, 89.6365° W: Placed by OpenAirDocs: center of Monroe, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.6034&lon=-89.6365&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 July 2, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148953
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75FEP51
- Page: https://openairdocs.org/ntsb/CHI75FEP51

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1230  75/4/29    MONROE,WI           PIPER PA-25         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 37, 180
        TIME - 1145                    N7645Z              PX-  0  0  0  PRACTICE                  TOTAL HOURS, 7 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MONROE MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          MONROE,WI                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: TREES                                     LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           PILOT IN COMMAND - IMPROPER COMPENSATION FOR WIND CONDITIONS
        FACTOR(S)
           WEATHER - UNFAVORABLE WIND CONDITIONS
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                 25000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT CROSS WIND 248-292 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           61                                                      210
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           15                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- T/D ON A RISE ABT 150FT TO R OF RWY HIT TREE.
```

## Aircraft

- Registration: N7645Z (not matched to a registry record)
- Reported make and model: PIPER PA-25
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Monroe Muni

## 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 19750429012249A](https://openairdocs.org/incident/19750429012249A), Apr 29, 1975: Piper PA25235, Monroe, WI, Substantial damage. T/d on a rise abt 150FT to r of rwy hit tree.

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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