# NTSB CHI78FCA04: Cessna 172M, N20471, Cahokia, IL, September 26, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 26, 1978
- 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: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 18, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 139322
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI78FCA04
- Page: https://openairdocs.org/ntsb/CHI78FCA04

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3468  78/9/26    CAHOKIA,IL          CESSNA 172M         CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 23, 28 TOTAL
        TIME - 1744                    N20471              PX-  0  0  0  SOLO                      HOURS, 24 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BI-STATE PARKS
        DEPARTURE POINT             INTENDED DESTINATION
          CAHOKIA,IL                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- AIRCRAFT DEPARTED RUNWAY.
```

## Aircraft

- Registration: [N20471](https://openairdocs.org/aircraft/N20471), registered now, S/N 17261314, built 1972 (OpenAirDocs)
- Reported make and model: CESSNA 172M
- Registry model: [Cessna 172M](https://openairdocs.org/model/cessna-172m) (registry code 2072418) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Bi-State Parks

## 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 19780926029939A](https://openairdocs.org/incident/19780926029939A), Sep 26, 1978: Cessna 172M, Cahokia,Il, IL, Substantial damage. Aircraft departed runway.

## Other investigations on N20471 (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 MIA75DLD26](https://openairdocs.org/ntsb/MIA75DLD26), Oct 16, 1974: Cessna 172 (N20471), St Petersburg, FL, 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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