# NTSB OAK70FVW17: Bell 47G3B2, N4077G, Las Vegas, NV, June 4, 1970

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 4, 1970
- Place: Las Vegas, NV · LAS VEGAS, NV
- Location: 36.1750° N, 115.1372° W: Placed by OpenAirDocs: center of Las Vegas, NV, within about 7 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=36.1750&lon=-115.1372&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report March 22, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 124226
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK70FVW17
- Page: https://openairdocs.org/ntsb/OAK70FVW17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2424   70/6/4  NR.LAS VEGAS,NEV      BELL 47G3B2         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 34, 2800
        TIME - 1115                    N4077G              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 485 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          S                           TONOPAH,NEV
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: HOVERING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - DIVERTED ATTENTION FROM OPERATION OF AIRCRAFT
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
         FIRE AFTER IMPACT
        REMARKS- PLT INADVERTANTLY MOVED CTLS,HAD FOCUSED ATTN ON NEWLY INSTALLED RADAR ALTIMETER.
```

## Aircraft

- Registration: [N4077G](https://openairdocs.org/deregistered/N4077G-2012-11-19), registration cancelled 2012-11-19, S/N 6707, built 1968 (OpenAirDocs)
- Reported make and model: BELL 47G3B2
- Registry model: [Bell 47G-3B-2](https://openairdocs.org/model/bell-47g-3b-2) (registry code 1181029) (OpenAirDocs)
- Registry engine: [Lycoming TVO-435-GIA](https://openairdocs.org/engine/lycoming-tvo-435-gia) (registry code 41526, turbo-prop) (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.

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