# NTSB MKC69D0350: Piper PA-25, N4352Y, Dubuque, IA, February 7, 1969

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: February 7, 1969
- Place: Dubuque, IA · DUBUQUE, IA
- Location: 42.5006° N, 90.6646° W: Placed by OpenAirDocs: center of Dubuque, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.5006&lon=-90.6646&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report May 16, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 191142
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC69D0350
- Page: https://openairdocs.org/ntsb/MKC69D0350-191142

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0438   69/2/7    DUBUQUE,IOWA        PIPER PA-25         CR-  0  0  1  MISCELLANEOUS             AIRLINE TRANSPORT, AGE
        TIME - 1510                    N4352Y              PX-  0  0  0  FERRY                     30, 3000 TOTAL HOURS, 300
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DUBUQUE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           WEATHER - LOW CEILING
           WEATHER - FOG
           TERRAIN - HIGH VEGETATION
        WEATHER BRIEFING - PARTIAL BRIEFING BY FLIGHT SERVICE PERSONNEL, IN PERSON, LIMITED BY PILOT ACTION
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING OFF AIRPORT
                                  ADVERSE/UNFAVORABLE WEATHER
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               100
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/4 MILE OR LESS                                         NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          FOG                                                       70
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           9                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- OVERFLEW ARPT WEA BRIEFED FOR. FLEW INTO FOG,LANDED IN CORNFIELD. NOT EQUIPPED WITH FLT INST,RADIO
```

## Aircraft

- Registration: [N4352Y](https://openairdocs.org/deregistered/N4352Y-2012-11-21), registration cancelled 2012-11-21, S/N 25-4852, built 1968 (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)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Dubuque

## Other investigations on N4352Y (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 CHI08LA124](https://openairdocs.org/ntsb/CHI08LA124), May 5, 2008: Piper PA-25-235 (N4352Y), New Lisbon, WI, substantial damage, 1 fatal. Probable cause: The pilot's failure to maintain adequate altitude during a course reversal at the completion of an agricultural spray run.

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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