# NTSB CHI74FEP28: Aero Comdr 680F, N77WC, Milwaukee, WI, January 29, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 29, 1974
- Place: Milwaukee, WI · MILWAUKEE, WI
- Location: 43.0389° N, 87.9065° W: Placed by OpenAirDocs: center of Milwaukee, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.0389&lon=-87.9065&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report April 25, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 186802
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI74FEP28
- Page: https://openairdocs.org/ntsb/CHI74FEP28

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0516  74/1/29    MILWAUKEE,WIS       AERO COMDR 680F     CR-  0  0  1  NONCOMMERCIAL             AIRLINE TRANSPORT, AGE
        TIME - 0925                    N77WC               PX-  0  0  3  CORP/EXEC                 40, 11300 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1900 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - GENERAL MITCHELL
        DEPARTURE POINT             INTENDED DESTINATION
          SOUTH BEND,IND              MILWAUKEE,WIS
        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
           MISCELLANEOUS ACTS,CONDITIONS - AIRFRAME ICE
        FACTOR(S)
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      300
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1 MILE OR LESS                                           NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          FOG                                                      RIGHT QUARTERING TAIL WIND 203-247 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           29                                                      220
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           12                                                      IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- AIRFRAME ICE,LANDED HARD,NOSE GEAR COLLAPSED,SWERVED INTO RUNWAY LIGHTS.
```

## Aircraft

- Registration: [N77WC](https://openairdocs.org/deregistered/N77WC-2015-05-05), registration cancelled 2015-05-05, S/N 680F-1206-108, built 1962 (OpenAirDocs)
- Reported make and model: AERO COMDR 680F
- Registry model: [Aero Commander 680-F](https://openairdocs.org/model/aero-commander-680-f) (registry code 0141606) (OpenAirDocs)
- Registry engine: [Lycoming IGSO-540-B1A](https://openairdocs.org/engine/lycoming-igso-540-b1a) (registry code 41535, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: General Mitchell

## 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 19740129001989A](https://openairdocs.org/incident/19740129001989A), Jan 29, 1974: Rkwell 680F, Milwaukee, WI, Substantial damage. Airframe ice,landed hard,nose gear collapsed,swerved into runway lights.

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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