# NTSB NYC79FHA15: Bell 47G-2, N2884B, Waupwallopen, PA, June 16, 1979

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: June 16, 1979
- Place: Waupwallopen, PA · WAUPWALLOPEN, PA
- Location: 41.0745° N, 76.1308° W: Placed by OpenAirDocs: center of Wapwallopen, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.0745&lon=-76.1308&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 2 serious
- Status: Completed, report August 28, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135784
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC79FHA15
- Page: https://openairdocs.org/ntsb/NYC79FHA15

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1393  79/6/16    WAUPWALLOPEN,PA     BELL 47G-2          CR-  0  1  0  NONCOMMERCIAL             STUDENT, AGE 50, 60 TOTAL
        TIME - 1500                    N2884B              PX-  0  1  0  PLEASURE/PERSONAL TRANSP  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - HOBBI
        DEPARTURE POINT             INTENDED DESTINATION
          WAUPWALLOPEN,PA             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        REMARKS- RPM DECAYED,DURING TURN BACK COPTER STRUCK A TREE.
```

## Aircraft

- Registration: [N2884B](https://openairdocs.org/deregistered/N2884B-2012-01-11), registration cancelled 2012-01-11, S/N 1989, built 1957 (OpenAirDocs)
- Reported make and model: BELL 47G-2
- Registry model: [Bell 47G-2](https://openairdocs.org/model/bell-47g-2) (registry code 1181008) (OpenAirDocs)
- Registry engine: [Lycoming VO-435 series](https://openairdocs.org/engine/lycoming-vo-435-series) (registry code 41525, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Hobbi

## 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 19790616012639A](https://openairdocs.org/incident/19790616012639A), Jun 16, 1979: Bell 47G2, Waupwallopen, PA, Substantial damage. Struck trees during initial climb. Failed to maintain rotor RPM. Not rated in helicopters.

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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