# NTSB NYC78FNC43: Beech A-36, N25704, Burlington, VT, July 31, 1978

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: July 31, 1978
- Place: Burlington, VT · BURLINGTON, VT
- Location: 44.4924° N, 73.2395° W: Placed by OpenAirDocs: center of Burlington, VT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.4924&lon=-73.2395&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious, 2 minor
- Status: Completed, report January 11, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 139368
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC78FNC43
- Page: https://openairdocs.org/ntsb/NYC78FNC43

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3583  78/7/31    BURLINGTON,VT       BEECH A-36          CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 52, 918
        TIME - 0947                    N25704              PX-  0  1  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 432 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BURLINGTON
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           COLLIDED WITH: DIRT BANK                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - ENGINE STRUCTURE: VALVE ASSEMBLIES
           MISCELLANEOUS ACTS,CONDITIONS - EXCESSIVE-WEAR/PLAY
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
         FIRE AFTER IMPACT
        REMARKS- NO.3 AND 5 EXHAUST VALVE ERRODED,NOT CONTACTING VALVE SEATS.
```

## Aircraft

- Registration: [N25704](https://openairdocs.org/aircraft/N25704), registered now, S/N E-475, built 1973 (OpenAirDocs)
- Reported make and model: BEECH A-36
- Registry model: [Beech A36](https://openairdocs.org/model/beech-a36) (registry code 1151604) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Burlington

## 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 19780731034419A](https://openairdocs.org/incident/19780731034419A), Jul 31, 1978: Beech A36, Burlington, VT, Substantial damage. No.3 and 5 exhaust valve erroded,not contacting valve seats.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.