# NTSB DEN81DTE08: Hiller UH12E, N400AH, Craig, CO, November 17, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 17, 1981
- Place: Craig, CO · CRAIG, CO
- Location: 40.5171° N, 107.5554° W: Placed by OpenAirDocs: center of Craig, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.5171&lon=-107.5554&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 8, 1982
- Report: Brief approved by the director
- NTSB case key (mKey): 122875
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN81DTE08
- Page: https://openairdocs.org/ntsb/DEN81DTE08

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2940  81/11/17   CRAIG,CO            HILLER UH12E        CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1545                    N400AH              PX-  0  0  1  OTHER                     36, 6042 TOTAL HOURS, 130
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          CRAIG,CO                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT
           PILOT IN COMMAND - MISJUDGED ALTITUDE
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      58
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          230                                                       9
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- PREDATORY CONTROL.WIND GUSTING 27K.D/A APRX 9200FT.
```

## Aircraft

- Registration: [N400AH](https://openairdocs.org/deregistered/N400AH-2003-04-22), registration cancelled 2003-04-22, S/N 1177, built 1975 (OpenAirDocs)
- Reported make and model: HILLER UH12E
- Registry model: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (registry code 4360122) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (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 19811117074319A](https://openairdocs.org/incident/19811117074319A), Nov 17, 1981: Hiller UH12E, Craig, CO, Substantial damage. Made downwind pass while shooting coyote. RPM decayed, forced to land. Skid broke on hitting a root on landing.

## Other investigations on N400AH (4)

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 DEN88LA046](https://openairdocs.org/ntsb/DEN88LA046), Jan 2, 1988: Hiller UH-12E (N400AH), Vernal, UT, substantial damage
- [NTSB DEN86LA016](https://openairdocs.org/ntsb/DEN86LA016), Nov 1, 1985: Hiller UH-12E (N400AH), Vernal, UT, substantial damage
- [NTSB DEN83LA204](https://openairdocs.org/ntsb/DEN83LA204), Aug 31, 1983: Hiller UH-12E (N400AH), Manning, ND, substantial damage
- [NTSB DEN79FTE64](https://openairdocs.org/ntsb/DEN79FTE64), Jul 24, 1979: Hiller 12E (N400AH), Longmont, CO, 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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