# NTSB ANC80DA032: Cessna 185, N4311R, Platinum, AK, February 24, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 24, 1980
- Place: Platinum, AK · PLATINUM, AK
- Location: 59.0131° N, 161.8164° W: Placed by OpenAirDocs: center of Platinum, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=59.0131&lon=-161.8164&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report August 7, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 131499
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC80DA032
- Page: https://openairdocs.org/ntsb/ANC80DA032

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1529  80/2/24    PLATINUM,AK         CESSNA 185          CR-  0  0  1  COMMERCIAL                AIRLINE TRANSPORT, AGE
        TIME - 1045                    N4311R              PX-  0  0  4  AIR TAXI-PASSG            31, 3211 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            1400 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - PLATINUM
        DEPARTURE POINT             INTENDED DESTINATION
          BETHEL,AK                   PLATINUM,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: SNOWBANK                                  LANDING: ROLL
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: ICE/SLUSH ON RUNWAY
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SNOW WINDROWS
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: POORLY MAINTAINED RUNWAY SURFACE
           WEATHER - OBSTRUCTIONS TO VISION
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        WEATHER BRIEFING - BRIEFING RECEIVED-METHOD UNKNOWN
        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                  RELATIVE BEARING OF WIND
          BLOWING SNOW                                             HEAD WIND 338-022 DEGREES
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
           70                                                       20
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- STRUCK HARD PACKED SNOW DRIFT ON RWY.BLOWING SNOW ON RWY.RETRACTABLE/SKI WHEEL EQUIPPED.
```

## Aircraft

- Registration: [N4311R](https://openairdocs.org/deregistered/N4311R-1988-08-11), registration cancelled 1988-08-11, S/N 18502929 (OpenAirDocs)
- Reported make and model: CESSNA 185
- Registry model: [Cessna A185F](https://openairdocs.org/model/cessna-a185f) (registry code 2072821) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Platinum

## 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 19800224003349A](https://openairdocs.org/incident/19800224003349A), Feb 24, 1980: Cessna 185, Platinum, AK, Substantial damage. Wheels struck ice ridge on runway severing left main gear and damaging right main. Had skis retracted.

## Other investigations on N4311R (2)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB ANC82DA011](https://openairdocs.org/ntsb/ANC82DA011), Dec 15, 1981: Cessna 185 (N4311R), Mt Mckinley, AK, substantial damage, 2 fatal
- [NTSB ANC76AA105](https://openairdocs.org/ntsb/ANC76AA105), Jun 23, 1976: Cessna A185F (N4311R), Bethel, AK, substantial damage

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

---
From OpenAirDocs.org, an independent open copy of NTSB and FAA data. The NTSB's own report is the official record of an investigation.