# NTSB CHI71FEE71: Cessna 421, N4073L, Chicago, IL, May 5, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 5, 1971
- Place: Chicago, IL · CHICAGO, IL
- Location: 41.8500° N, 87.6501° W: Placed by OpenAirDocs: center of Chicago, IL, within about 9 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.8500&lon=-87.6501&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 6 uninjured
- Status: Completed, report October 12, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 161255
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FEE71
- Page: https://openairdocs.org/ntsb/CHI71FEE71

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0121   71/5/5    CHICAGO,ILL         CESSNA 421          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 31, 2431
        TIME - 0830                    N4073L              PX-  0  0  5  CORP/EXEC                 TOTAL HOURS, 700 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MEIGS FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          PEORIA,ILL                  CHICAGO,ILL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: N4073L (not matched to a registry record)
- Reported make and model: CESSNA 421
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Meigs Field

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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