# NTSB CHI76DEG22: Ruby RR-1, N447RR, Martinsville, OH, August 17, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 17, 1976
- Place: Martinsville, OH · MARTINSVILLE, OH
- Location: 39.3230° N, 83.8123° W: Placed by OpenAirDocs: center of Martinsville, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.3230&lon=-83.8123&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 27, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 154957
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI76DEG22
- Page: https://openairdocs.org/ntsb/CHI76DEG22

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2172  76/8/17    MARTINSVILLE,OH     RUBY RR-1           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 53, 1149
        TIME - 1930                    N447RR              PX-  0  0  0  PRACTICE                  TOTAL HOURS, 117 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BARNETT AIRPARK
        DEPARTURE POINT             INTENDED DESTINATION
         UNKNOWN/NOT REPORTED         LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           OVERSHOOT                                                LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND SPEED
           PILOT IN COMMAND - FAILED TO INITIATE GO-AROUND
        FACTOR(S)
           TERRAIN - ROUGH/UNEVEN
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- GROUNDLOOP AFTER LDG CAUSED ACFT TO ENTER SOY BEAN FLD,NOSED OVR.
```

## Aircraft

- Registration: N447RR (not matched to a registry record)
- Reported make and model: RUBY RR-1
- Category: Airplane, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Barnett Airpark

## 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 19760817025409A](https://openairdocs.org/incident/19760817025409A), Aug 17, 1976: Kinner SPORTSTERK, Martinsville, OH, Substantial damage. Groundloop after ldg caused acft to enter soy bean fld,nosed ovr.

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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