# NTSB UNK65X0380: Hiller UH12E, N9748C, Bond, CO, October 22, 1964

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: October 22, 1964
- Place: Bond, CO · BOND, CO
- Location: 39.8744° N, 106.6873° W: Placed by OpenAirDocs: center of Bond, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.8744&lon=-106.6873&mi=10
- Phase of flight: [Standing](https://openairdocs.org/ntsb-phases/150) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 1 uninjured
- Status: Completed, report February 8, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 181786
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK65X0380
- Page: https://openairdocs.org/ntsb/UNK65X0380

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0809  64/10/22 NR.BOND COLO          HILLER UH12E        CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 32, 1650
        TIME - 1645                    N9748C              PX-  1  0  0  ASSOC FIRE CTL ACTIVITY   TOTAL HOURS, 900 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR ACCIDENT TO PERSON                       STATIC: IDLING ROTORS
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: PASSENGER
        REMARKS- INATTENTION TO TAIL ROTOR AND FAILURE TO FOLLOW ESTABLISHED BOARDING PPROCEDURES.
```

## Aircraft

- Registration: [N9748C](https://openairdocs.org/deregistered/N9748C-1971-02-24), registration cancelled 1971-02-24, S/N 2145 (OpenAirDocs)
- Reported make and model: HILLER UH12E
- Registry model: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (registry code 4360122) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N9748C (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 DEN65A0068](https://openairdocs.org/ntsb/DEN65A0068), Apr 27, 1965: Hiller UH12E (N9748C), Meredith, 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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