# NTSB MIA70A0030: Beech C-45H, N9957Z, Loiza Aldea, PR, October 11, 1969

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: October 11, 1969
- Place: Loiza Aldea, PR · LOIZA ALDEA, PR
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 4 serious, 7 minor
- Status: Completed, report April 9, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 160468
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA70A0030
- Page: https://openairdocs.org/ntsb/MIA70A0030

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3564  69/10/11 NR.LOIZA ALDEA,PR     BEECH C-45H         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 24, 5400
        TIME - 1210                    N9957Z              PX-  1  4  6  COMMUTER AIR CARRIER      TOTAL HOURS, 2050 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0  AIR TAXI-PASSG S-D        TYPE, INSTRUMENT RATED.
        NAME OF AIRPORT - SAN JUAN INTL
        DEPARTURE POINT             INTENDED DESTINATION
          SAN JUAN,PR                 ST.THOMAS,VI
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           DITCHING                                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- L ENG FAILED,THEN R ENG LOST POWER. DITCHED IN HEAVY SEA 900 FT FROM SHORE. NO PRE-T/O EMERG BRIEF
```

## Aircraft

- Registration: [N9957Z](https://openairdocs.org/deregistered/N9957Z-2017-02-14), registration cancelled 2017-02-14, S/N AF-732, built 1952 (OpenAirDocs)
- Reported make and model: BEECH C-45H
- Registry model: [Beech C-45H](https://openairdocs.org/model/beech-c-45h) (registry code 1151018) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: San Juan Intl

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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