# NTSB CHI75AC022: Briegleb BG-12, N1297, Marion, OH, August 25, 1974

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: August 25, 1974
- Place: Marion, OH · MARION, OH
- Location: 40.5967° N, 83.1232° W: Placed by OpenAirDocs: center of Marion, OH, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.5967&lon=-83.1232&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report September 10, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 136850
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI75AC022
- Page: https://openairdocs.org/ntsb/CHI75AC022

## NTSB brief (aircraft 2)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2761  74/8/25    MARION,OHIO         SCHWEIZER 1-26B     CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 30, 30 TOTAL
        TIME - 1400                    N3818A              PX-  0  0  0  PRACTICE                  HOURS, 7 IN TYPE, NOT
                                       DAMAGE-DESTROYED    OT-  0  0  1                            INSTRUMENT RATED.
        NAME OF AIRPORT - MARION MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          MARION,OHIO                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - NOT UNDER RADAR CONTACT
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROLLED/UNCONTROLLED AIRPORT - CONTROLLED AIRPORT
        REMARKS- THERMALING BEHIND OTR GLIDER.OUTBD 10FT OF L WING AND AILERON SEPRTD.
```

## NTSB brief (aircraft 1)

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2761  74/8/25    MARION,OHIO         BRIEGLEB BG-12      CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 30, 89 TOTAL
        TIME - 1400                    N1297               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 25 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  1                            INSTRUMENT RATED.
        NAME OF AIRPORT - MARION MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          MARION,OHIO                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH AIRCRAFT: BOTH IN FLIGHT                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OTHER AIRCRAFT
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PILOT OF OTHER AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - DISREGARD OF GOOD OPERATING PRACTICE
           PILOT IN COMMAND - OPERATED CARELESSLY
        EMERGENCY CIRCUMSTANCES - PRECAUTIONARY LANDING ON AIRPORT
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
         SPECIAL DATA
          SEGMENTS OF AVIATION INVOLVED - SMALL US GEN.AV.-SMALL US GEN.AV.
          CONTROLLING AGENCY - NO CONTROL                          RADAR CTL/SURVEILLANCE - NOT UNDER RADAR CONTACT
          TRAFFIC ADVISORY ISSUED - NONE                           CONTROLLED/UNCONTROLLED AIRPORT - CONTROLLED AIRPORT
        REMARKS- EXPERIMENTAL HOMEBUILT GLIDER.REVERSED COURSE IN THERMAL,SAW OTR ACFT TOO LATE TO AVOID COLLISION.
```

## Aircraft 1

- Registration: [N1297](https://openairdocs.org/aircraft/N1297), registered now, S/N 144 (OpenAirDocs)
- Reported make and model: BRIEGLEB BG-12
- Registry model: [Pheffer-Chaney BRIEGLEB BG-12BD](https://openairdocs.org/model/pheffer-chaney-briegleb-bg-12bd) (registry code 79001FZ) (OpenAirDocs)
- Registry engine: [NONE](https://openairdocs.org/engine/none) (registry code 00000, none) (OpenAirDocs)
- Category: Glider
- Engines: none
- Damage: Substantial damage
- Airport: Marion Muni

## Aircraft 2

- Registration: [N3818A](https://openairdocs.org/deregistered/N3818A-1980-05-22), registration cancelled 1980-05-22, S/N 104, built 1970 (OpenAirDocs)
- Reported make and model: SCHWEIZER 1-26B
- Registry model: [Schweizer SGS 1-26B](https://openairdocs.org/model/schweizer-sgs-1-26b) (registry code 8050118) (OpenAirDocs)
- Category: Glider
- Engines: none
- Damage: Destroyed
- Airport: Marion Muni

## FAA reports on this event (2)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19740825028711A](https://openairdocs.org/incident/19740825028711A), Aug 25, 1974: Sailpl TG13A, Marion, OH, Substantial damage. Experimental homebuilt glider. Reversed course in thermal,saw otr acft too late to avoid collision.
- [Accident 19740825028712A](https://openairdocs.org/incident/19740825028712A), Aug 25, 1974: Scwzer SGS126B, Marion, OH, Destroyed. Thermaling behind otr glider. Outbd 10FT of l wing and aileron seprtd.

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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