# NTSB MKC72DCD47: Piper PA-32, N4139W, Dubuque, IA, November 17, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 17, 1971
- 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: No injuries
- Injuries: 3 uninjured
- Status: Completed, report April 27, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 164456
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC72DCD47
- Page: https://openairdocs.org/ntsb/MKC72DCD47

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3532  71/11/17   DUBUQUE,IOWA        PIPER PA-32         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 61, 306
        TIME - 2300                    N4139W              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 49 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - DUBUQUE
        DEPARTURE POINT             INTENDED DESTINATION
          FORT WAYNE,IND              WATERLOO,IND
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           WEATHER - RAIN
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  ADVERSE/UNFAVORABLE WEATHER
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      5000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          4 MILES OR LESS                                          RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     CALM
        TEMPERATURE-F                                            TYPE OF WEATHER CONDITIONS
           45                                                      VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- HIT NOSE GR FIRST.
```

## Aircraft

- Registration: [N4139W](https://openairdocs.org/deregistered/N4139W-1982-03-26), registration cancelled 1982-03-26, S/N 32-40207, built 1967 (OpenAirDocs)
- Reported make and model: PIPER PA-32
- Registry model: [Piper PA-32-300](https://openairdocs.org/model/piper-pa-32-300) (registry code 7103212) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Dubuque

## Other investigations on N4139W (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 MKC71FCD56](https://openairdocs.org/ntsb/MKC71FCD56), Feb 10, 1971: Piper PA-32 (N4139W), Grimes, IA, 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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