# NTSB SEA78FYP31: Briegleb BF12BD, N5010, Ephrata, WA, June 11, 1978

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 11, 1978
- Place: Ephrata, WA · EPHRATA, WA
- Location: 47.3121° N, 119.5344° W: Placed by OpenAirDocs: center of Ephrata, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.3121&lon=-119.5344&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report July 25, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 141809
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA78FYP31
- Page: https://openairdocs.org/ntsb/SEA78FYP31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1367  78/6/11    EPHRATA,WA          BRIEGLEB BF12BD     CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 25, 65 TOTAL
        TIME - 1645                    N5010               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 8 IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - EPHRATA MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          WENATCHEE,WA                EPHRATA,WA
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           SYSTEMS - FLIGHT CONTROL SYSTEMS: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY SECURED
           MISCELLANEOUS ACTS,CONDITIONS - DISCONNECTED
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: INADEQUATE MAINTENANCE AND INSPECTION
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
        REMARKS- STABILATOR CTL CAME LOOSE AT TOP FITTING. BOTH WINGS FAILED.PHASE OF FLT UNK.
```

## Aircraft

- Registration: [N5010](https://openairdocs.org/deregistered/N5010-2012-09-06), registration cancelled 2012-09-06, S/N RH-1, built 1967 (OpenAirDocs)
- Reported make and model: BRIEGLEB BF12BD
- Registry model: [Briegleb BG-12BD](https://openairdocs.org/model/briegleb-bg-12bd) (registry code 79001FG) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider, amateur-built
- Engines: none
- Damage: Destroyed
- Airport: Ephrata Muni

## 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 19780611014799A](https://openairdocs.org/incident/19780611014799A), Jun 11, 1978: Amtr 05603, Ephrata, WA, Destroyed. Stabilator ctl came loose at top fitting. Both wings failed. Phaseflt unk.

## Other investigations on N5010 (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 NYC70D0021](https://openairdocs.org/ntsb/NYC70D0021), Jun 1, 1969: Briegleb BG12 (N5010), Elmira, NY, substantial damage

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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