# NTSB MIA81FA041: Beech G18S, N966YH, San Juan, PR, January 28, 1981

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 28, 1981
- Place: San Juan, PR · SAN JUAN, PR
- Location: 18.4663° N, 66.1057° W: Placed by OpenAirDocs: center of San Juan, PR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=18.4663&lon=-66.1057&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 10 uninjured
- Status: Completed, report April 22, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 126926
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MIA81FA041
- Page: https://openairdocs.org/ntsb/MIA81FA041

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0557  81/1/28    SAN JUAN,PR         BEECH G18S          CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1740                    N966YH              PX-  0  0  9  COMMUTER AIR CARRIER      33, 2863 TOTAL HOURS, 490
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0  AIR TAXI-PASSG S-D        IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - PUERTO RICO INTL
        DEPARTURE POINT             INTENDED DESTINATION
          ST THOMAS,USVI              SAN JUAN,PR
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
```

## Aircraft

- Registration: [N966YH](https://openairdocs.org/deregistered/N966YH-2011-01-04), registration cancelled 2011-01-04, S/N BA-546, built 1960 (OpenAirDocs)
- Reported make and model: BEECH G18S
- Registry model: [Beech G18S](https://openairdocs.org/model/beech-g18s) (registry code 1151010) (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: Substantial damage
- Airport: Puerto Rico Intl

## 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 19810128004539A](https://openairdocs.org/incident/19810128004539A), Jan 28, 1981: Beech G18S, San Juan, Puerto Rico, Substantial damage. Ground looped on landing roll when tail was lowered to runway.

## Other investigations on N966YH (1)

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 MIA79FA084](https://openairdocs.org/ntsb/MIA79FA084), May 11, 1979: Beech G18S (N966YH), San Juan, PR, 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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