# NTSB ANC77DAH06: Cessna 180, N1555C, Green Butte, AK, August 4, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 4, 1977
- Place: Green Butte, AK · GREEN BUTTE, AK
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report November 21, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 145445
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC77DAH06
- Page: https://openairdocs.org/ntsb/ANC77DAH06-145445

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3253   77/8/4    GREEN BUTTE,AK      CESSNA 180          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 29, 540
        TIME - 1145                    N1555C              PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 240 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - GREEN BUTTE
        DEPARTURE POINT             INTENDED DESTINATION
          ANCHORAGE,AK                GREEN BUTTE,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           UNDERSHOOT                                               LANDING: FINAL APPROACH
           GEAR COLLAPSED                                           LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE AND ALTITUDE
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
```

## Aircraft

- Registration: [N1555C](https://openairdocs.org/deregistered/N1555C-2014-09-05), registration cancelled 2014-09-05, S/N 30255, built 1953 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Green Butte

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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