# NTSB DEN79DTM24: Bell 47G3B1, N512YP, Beaver, UT, September 16, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 16, 1979
- Place: Beaver, UT · BEAVER, UT
- Location: 38.2759° N, 112.6381° W: Placed by OpenAirDocs: center of Beaver, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.2759&lon=-112.6381&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report October 25, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 133252
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN79DTM24
- Page: https://openairdocs.org/ntsb/DEN79DTM24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3438  79/9/16  NR.BEAVER,UT          BELL 47G3B1         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 50, 2438
        TIME - 1735                    N512YP              PX-  0  0  2  AERIAL SURVEY             TOTAL HOURS, 65 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PUFFER LAKE,UT              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- GEOLOGICAL SURVEY FLT.
```

## Aircraft

- Registration: [N512YP](https://openairdocs.org/deregistered/N512YP-2017-07-12), registration cancelled 2017-07-12, S/N 2888, built 1963 (OpenAirDocs)
- Reported make and model: BELL 47G3B1
- Registry model: [Bell 47G-3B-1](https://openairdocs.org/model/bell-47g-3b-1) (registry code 1181028) (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: 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 19790916025409A](https://openairdocs.org/incident/19790916025409A), Sep 16, 1979: Bell 47G3B1, Beaver, UT, Substantial damage. Pilot made a hard landing. Main rotor blades cut off tail rotor. Altitude of landing site 11,300 ft.

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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