# NTSB CHI71FCA07: Aero Comdr 100, N3731X, Cahokia, IL, June 17, 1971

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 17, 1971
- Place: Cahokia, IL · CAHOKIA, IL
- Location: 38.5709° N, 90.1901° W: Placed by OpenAirDocs: center of Cahokia, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.5709&lon=-90.1901&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 2 uninjured
- Status: Completed, report February 14, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 161969
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FCA07
- Page: https://openairdocs.org/ntsb/CHI71FCA07

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2096  71/6/17    CAHOKIA,ILL         AERO COMDR 100      CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 54, 318
        TIME - 2015                    N3731X              PX-  0  0  2  PRACTICE                  TOTAL HOURS, 250 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - PARKS BI-STATE
        DEPARTURE POINT             INTENDED DESTINATION
          CAHOKIA,ILL                 LOCAL
        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
         FIRE AFTER IMPACT
```

## Aircraft

- Registration: [N3731X](https://openairdocs.org/deregistered/N3731X-1972-10-18), registration cancelled 1972-10-18, S/N 5038 (OpenAirDocs)
- Reported make and model: AERO COMDR 100
- Registry model: [Aero Commander 100-180](https://openairdocs.org/model/aero-commander-100-180) (registry code 0140208) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Parks Bi-State

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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