# NTSB NYC70DHA10: Sikorsky S-55B, N16861, Scotrun, PA, May 1, 1970

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 1, 1970
- Place: Scotrun, PA · SCOTRUN, PA
- Location: 41.0659° N, 75.3199° W: Placed by OpenAirDocs: center of Scotrun, PA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.0659&lon=-75.3199&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor, 1 uninjured
- Status: Completed, report September 21, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 136221
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC70DHA10
- Page: https://openairdocs.org/ntsb/NYC70DHA10

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0926   70/5/1    SCOTRUN,PA          SIKORSKY S-55B      CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1345                    N16861              PX-  0  0  1  ASSOC FIRE CTL ACTIVITY   AGE 33, 2685 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            160 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MT POCONO ARPT              LAKE WALLENPAUPACK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: TAIL ROTOR                      IN FLIGHT: NORMAL CRUISE
           ROLL OVER                                                LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - MISJUDGED SPEED
           TERRAIN - ROUGH/UNEVEN
        FACTOR(S)
           WEATHER - TURBULENCE IN FLIGHT,CLEAR AIR
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
        WEATHER BRIEFING - OTHER
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      74
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          180                                                       14
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
        REMARKS- WEA BRIEFED BY DEPT OF FOREST-WATER.GUSTS TO 20K.HEAVILY LOADED.RETREATING BLADE STALL.M/R CUT T/R
```

## Aircraft

- Registration: [N16861](https://openairdocs.org/deregistered/N16861-2011-04-20), registration cancelled 2011-04-20, S/N 55-729, built 1954 (OpenAirDocs)
- Reported make and model: SIKORSKY S-55B
- Registry model: [Sikorsky S-55B](https://openairdocs.org/model/sikorsky-s-55b) (registry code 8141604) (OpenAirDocs)
- Registry engine: [Wright C7BA series](https://openairdocs.org/engine/wright-c7ba-series) (registry code 67017, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Destroyed

## Other investigations on N16861 (2)

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 CHI82DA150](https://openairdocs.org/ntsb/CHI82DA150), May 4, 1982: Sikorsky S-55B (N16861), Otsego, OH, substantial damage
- [NTSB CHI80FEK18](https://openairdocs.org/ntsb/CHI80FEK18), Jul 2, 1980: Sikorsky S-55B (N16861), Rushville, OH, 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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