# NTSB CHI75AC069: Beech A24R, N9707Q, Beaver, WI, March 21, 1975

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: March 21, 1975
- Place: Beaver, WI · BEAVER, WI
- Location: 45.1375° N, 88.0179° W: Placed by OpenAirDocs: center of Beaver, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.1375&lon=-88.0179&mi=10
- Phase of flight: [Uncontrolled descent](https://openairdocs.org/ntsb-phases/650) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 3 fatal
- Status: Completed, report June 5, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148137
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75AC069
- Page: https://openairdocs.org/ntsb/CHI75AC069

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1047  75/3/21    BEAVER,WI           BEECH A24R          CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 25, 199
        TIME - 1017                    N9707Q              PX-  2  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 26 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          IRON MOUNTAIN,MI            JANESVILLE,WI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INITIATED FLIGHT IN ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
        FACTOR(S)
           AIRFRAME - WINGS: SPARS
           AIRFRAME - FLIGHT CONTROL SURFACES: HORIZONTAL STABILIZER, ATTACHMENTS
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           WEATHER - LOW CEILING
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                               200
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3/4 MILE OR LESS                                         DRIZZLE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       32
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          130                                                       12
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      VFR
        REMARKS- IN FLIGHT SEPARATION OF OUTER WING PANELS OF WINGS AND BOTH HORIZ STABILATORS.IRON MT WX 0951CDT.
```

## Aircraft

- Registration: [N9707Q](https://openairdocs.org/deregistered/N9707Q-1975-08-12), registration cancelled 1975-08-12, S/N MC-63 (OpenAirDocs)
- Reported make and model: BEECH A24R
- Registry model: [Beech A24R](https://openairdocs.org/model/beech-a24r) (registry code 1151252) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19750321016729A](https://openairdocs.org/incident/19750321016729A), Mar 21, 1975: Beech A2319, Beaver, WI, Destroyed, 2 fatal. In flight separation of outer wing panels of wings and both horiz stabilators. Iron mt wx 0951CDT.

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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