# NTSB FTW67A0118: Sikorsky HRS-1, N4957S, Laplace, LA, June 12, 1967

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 12, 1967
- Place: Laplace, LA · LAPLACE, LA
- Location: 30.0722° N, 90.4770° W: Placed by OpenAirDocs: center of Laplace, LA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=30.0722&lon=-90.4770&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 6 uninjured
- Status: Completed, report October 16, 1967
- Report: Brief approved by the director
- NTSB case key (mKey): 116911
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=FTW67A0118
- Page: https://openairdocs.org/ntsb/FTW67A0118

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0540  67/6/12    LAPLACE,LA          SIKORSKY HRS-1      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 19, 556
        TIME - 0830                    N4957S              PX-  0  0  5  CORP/EXEC                 TOTAL HOURS, 79 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: OBJECT                                    LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
        FACTOR(S)
           TERRAIN - OTHER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- LNDED ON PHONE CO.RT OF WAY FULL OF STUMPS AND WATER HOLES.
```

## Aircraft

- Registration: [N4957S](https://openairdocs.org/deregistered/N4957S-2017-11-18), registration cancelled 2017-11-18, S/N 127793, built 1951 (OpenAirDocs)
- Reported make and model: SIKORSKY HRS-1
- Registry model: [Sikorsky HRS-1](https://openairdocs.org/model/sikorsky-hrs-1) (registry code 8141612) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: 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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