# NTSB DEN71DXT21: Piper PA-23, N5477Y, Garden City, UT, February 25, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 25, 1971
- Place: Garden City, UT · GARDEN CITY, UT
- Location: 41.9371° N, 111.4122° W: Placed by OpenAirDocs: center of Garden City, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.9371&lon=-111.4122&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report December 8, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 160130
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN71DXT21
- Page: https://openairdocs.org/ntsb/DEN71DXT21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0592  71/2/25    GARDEN CITY,UT      PIPER PA-23         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 45, 5350
        TIME - 1630                    N5477Y              PX-  0  0  4  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 119 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DENVER,COLO                 BOISE,ID
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED VFR FLIGHT INTO ADVERSE WEATHER CONDITIONS
           PILOT IN COMMAND - SPATIAL DISORIENTATION
           MISCELLANEOUS ACTS,CONDITIONS - WHITEOUT
        FACTOR(S)
           TERRAIN - SNOW-COVERED
           WEATHER - SNOW
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     SNOW SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          UNKNOWN/NOT REPORTED                                     VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- DRG CIRCLE OVR FROZEN LAKE PLT NOT AWARE ACFT DSCNDG,HIT LAKE.
```

## Aircraft

- Registration: [N5477Y](https://openairdocs.org/deregistered/N5477Y-2018-01-24), registration cancelled 2018-01-24, S/N 27-2570, built 1964 (OpenAirDocs)
- Reported make and model: PIPER PA-23
- Registry model: [Piper PA-23-250](https://openairdocs.org/model/piper-pa-23-250) (registry code 7102308) (OpenAirDocs)
- Registry engine: [Lycoming TI0-540 series](https://openairdocs.org/engine/lycoming-ti0-540-series) (registry code 41533, turbo-prop) (OpenAirDocs)
- Category: Airplane
- 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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