# NTSB CHI66A0102: Aero Comdr 200D, N2911T, Chicago, IL, June 29, 1966

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 29, 1966
- 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: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 4 fatal
- Status: Completed, report February 2, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 171690
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI66A0102
- Page: https://openairdocs.org/ntsb/CHI66A0102

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0542  66/6/29    CHICAGO ILL         AERO COMDR 200D     CR-  1  0  0  MISCELLANEOUS             COMMERCIAL, AGE 48, 5784
        TIME - 2208                    N2911T              PX-  3  0  0  DEMONSTRATION             TOTAL HOURS, 15 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MEIGS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO USE OR INCORRECTLY USED MISC.EQUIPMENT
           MISCELLANEOUS ACTS,CONDITIONS - INCORRECT TRIM SETTING
        FACTOR(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE INSPECTION OF AIRCRAFT (MAINTENANCE PERSONNEL)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: ELEVATOR AND ELEVATOR TAB CONTROL SYSTEM
           MISCELLANEOUS ACTS,CONDITIONS - LOOSE,PART/FITTING
           MISCELLANEOUS ACTS,CONDITIONS - FLUTTER
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        REMARKS- PLT OPER.PITCHDOWN TRIM BEYOND LIMIT STOP TO 9-DEG L-TAB,12-DEG R-TAB.CONTROL PRESSURES EXCESSIVE.
```

## Aircraft

- Registration: [N2911T](https://openairdocs.org/deregistered/N2911T-2017-02-04), registration cancelled 2017-02-04, S/N 317, built 1966 (OpenAirDocs)
- Reported make and model: AERO COMDR 200D
- Registry model: [Aero Commander 200D](https://openairdocs.org/model/aero-commander-200d) (registry code 0140312) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Meigs

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.