# NTSB CHI76AC074: Commonwlth 185, N92991, North Liberty, IN, June 26, 1976

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 26, 1976
- Place: North Liberty, IN · NORTH LIBERTY, IN
- Location: 41.5324° N, 86.4281° W: Placed by OpenAirDocs: center of North Liberty, IN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.5324&lon=-86.4281&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report August 6, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 154888
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI76AC074
- Page: https://openairdocs.org/ntsb/CHI76AC074

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1955  76/6/26    NORTH LIBERTY,IN    COMMONWLTH 185      CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 50, 606
        TIME - 1715                    N92991              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 300 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LAMBERT FIELD
        DEPARTURE POINT             INTENDED DESTINATION
          NORTH LIBERTY,IN            NILES,MI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIRAL                                            TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           TERRAIN - HIGH OBSTRUCTIONS
           WEATHER - DOWNDRAFT,UPDRAFTS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      85
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- OTR PLTS EXPERIENCED TURB OVR WOODED AREA FM LT TO HVY INTENSITY WHEN TEMP ABV 80 DEG.
```

## Aircraft

- Registration: [N92991](https://openairdocs.org/deregistered/N92991-1976-10-04), registration cancelled 1976-10-04, S/N 1725 (OpenAirDocs)
- Reported make and model: COMMONWLTH 185
- Registry model: [Commonwealth REARWIN 185](https://openairdocs.org/model/commonwealth-rearwin-185) (registry code 2370604) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Lambert Field

## 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 19760626025049A](https://openairdocs.org/incident/19760626025049A), Jun 26, 1976: Comwth REWN185, North Liberty, IN, Destroyed. Otr plts experienced turb ovr wooded area fm lt to hvy intensity when temp abv 80 deg.

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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