# NTSB CHI71FBQ10: Beech B23, N4021T, Macomb, IL, August 14, 1970

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: August 14, 1970
- Place: Macomb, IL · MACOMB, IL
- Location: 40.4702° N, 90.6830° W: Placed by OpenAirDocs: center of Macomb, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.4702&lon=-90.6830&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report January 15, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 113438
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FBQ10
- Page: https://openairdocs.org/ntsb/CHI71FBQ10

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1829  70/8/14    MACOMB,ILL          BEECH B23           CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 33, 2630
        TIME - 1715                    N4021T              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 2 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MACOMB,ILL                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           NOSE OVER/DOWN                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- ENG FAILED 300FT AGL IN L CLIMBING TURN.ENG CHECKED OK.
```

## Aircraft

- Registration: [N4021T](https://openairdocs.org/deregistered/N4021T-2008-10-30), registration cancelled 2008-10-30, S/N M-1128, built 1968 (OpenAirDocs)
- Reported make and model: BEECH B23
- Registry model: [Beech B23](https://openairdocs.org/model/beech-b23) (registry code 1151240) (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

## Other investigations on N4021T (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 MIA97LA008](https://openairdocs.org/ntsb/MIA97LA008), Oct 20, 1996: Beech 23 (N4021T), Tampa, FL, substantial damage. Probable cause: The failure of the pilots of both airplanes to see and avoid each other. Contributing to the accident was the improper planning/decision of the pilot of the Cessna 210 to depart the traffic pattern…

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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