# NTSB ANC66Z0015: Bell 47G-2, N60H, 75e Umiat, AK, October 10, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 10, 1965
- Place: 75e Umiat, AK · 75E UMIAT, AK
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report September 29, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 175904
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC66Z0015
- Page: https://openairdocs.org/ntsb/ANC66Z0015

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-1074  65/10/10   75E UMIAT ALAS      BELL 47G-2          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 34, 2028
        TIME - 1600                    N60H                PX-  0  0  2  OTHER                     TOTAL HOURS, 35 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: OTHER
           FIRE OR EXPLOSION: IN FLIGHT                             IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           ROTORCRAFT - ROTOR ASSEMBLIES: TAIL ROTOR BLADES
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
          ROTORCFT-TAIL ROTOR ICED UP,FAILED,STRUCK GAS TANK
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - FOG
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           MISCELLANEOUS ACTS,CONDITIONS - FIRE IN ENGINE
           MISCELLANEOUS ACTS,CONDITIONS - SHEARED
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
                                  DIRECTIONAL CONTROL PROBLEM
                                  SUSPECTED OR KNOWN AIRCRAFT DAMAGE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OBSCURATION                                              UNKNOWN/NOT REPORTED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          1/4 MILE OR LESS                                         NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       10
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          180                                                       3
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      NONE
        REMARKS- GEOPHYSICAL SURVEY.FLYING AT 50 FT,15 MPH.
```

## Aircraft

- Registration: [N60H](https://openairdocs.org/deregistered/N60H-1965-12-07), registration cancelled 1965-12-07, S/N 991 (OpenAirDocs)
- Reported make and model: BELL 47G-2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

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.