# NTSB OAK70F0156: Bauch B-8-M, N4019, Hilo, HI, October 12, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: October 12, 1969
- Place: Hilo, HI · HILO, HI
- Location: 19.7225° N, 155.0868° W: Placed by OpenAirDocs: center of Hilo, HI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=19.7225&lon=-155.0868&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report February 3, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 159904
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK70F0156
- Page: https://openairdocs.org/ntsb/OAK70F0156

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2877  69/10/12   HILO,HAWAII         BAUCH B-8-M         CR-  1  0  0  NONCOMMERCIAL             STUDENT, AGE UNK/NR, 61
        TIME - 1541                    N4019               PX-  0  0  0  PRACTICE                  TOTAL HOURS, 41 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GEN LYMAN FLD
        DEPARTURE POINT             INTENDED DESTINATION
          GEN LYMAN FLD               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           MISCELLANEOUS                                            IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           ROTORCRAFT - FLIGHT CONTROL SYSTEMS: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- ROTR HIT PROP,RUDDER.CTL STICK FOUND BROKEN AT ATCHMNT TO XTUBE WHICH CTLD PUSH RODS TO ROTR HEAD.
```

## Aircraft

- Registration: [N4019](https://openairdocs.org/deregistered/N4019-1970-06-29), registration cancelled 1970-06-29, S/N 1 (OpenAirDocs)
- Reported make and model: BAUCH B-8-M
- Registry model: [Bauch B-8M](https://openairdocs.org/model/bauch-b-8m) (registry code 13007A5) (OpenAirDocs)
- Category: Gyroplane, amateur-built
- Engines: reciprocating
- Damage: Destroyed
- Airport: Gen Lyman Fld

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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