# NTSB IAD78FID21: Hiller Acft UH-12B, N67699, Roanoke, VA, August 17, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 17, 1978
- Place: Roanoke, VA · ROANOKE, VA
- Location: 37.2710° N, 79.9414° W: Placed by OpenAirDocs: center of Roanoke, VA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.2710&lon=-79.9414&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 25, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 139961
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=IAD78FID21
- Page: https://openairdocs.org/ntsb/IAD78FID21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2181  78/8/17    ROANOKE,VA          HILLER ACFT UH-12B  CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 34, 48 TOTAL
        TIME - 1945                    N67699              PX-  0  0  0  SOLO                      HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ROANOKE,VA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           HARD LANDING                                             LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PERSONNEL - MAINTENANCE,SERVICING,INSPECTION: IMPROPER MAINTENANCE (MAINTENANCE PERSONNEL)
           POWERPLANT - FUEL SYSTEM: LINES AND FITTINGS
           MISCELLANEOUS ACTS,CONDITIONS - LOOSE,PART/FITTING
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           PILOT IN COMMAND - FAILED TO FOLLOW APPROVED PROCEDURES,DIRECTIVES,ETC.
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPER EMERGENCY PROCEDURES
           TERRAIN - ROUGH/UNEVEN
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- FUEL LEAKAGE.LOOSE B NUT,SUPPLY SIDE ENG DRIVEN FUEL PUMP.BOOST PUMP NOT USED.ANNUAL INSP SAME DAY
```

## Aircraft

- Registration: [N67699](https://openairdocs.org/aircraft/N67699), registered now, S/N 430, built 1951 (OpenAirDocs)
- Reported make and model: HILLER ACFT UH-12B
- Registry model: [Hiller OH-23B](https://openairdocs.org/model/hiller-oh-23b) (registry code 4360109) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## 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 19780817023609A](https://openairdocs.org/incident/19780817023609A), Aug 17, 1978: Hiller UH12C, Roanoke, VA, Substantial damage. Fuel leakage. Loose b nut,supply side eng driven fuel pump. Boost pnot used. Annual insp same day

## Other investigations on N67699 (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 ATL84LA007](https://openairdocs.org/ntsb/ATL84LA007), Oct 1, 1983: Hiller UH-12B (N67699), Mccullough, AL, 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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