# NTSB ANC74DAA18: Cessna 170B, N1855C, St.Michael, AK, September 7, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 7, 1973
- Place: St.Michael, AK · ST.MICHAEL, AK
- Location: 63.4587° N, 162.1335° W: Placed by OpenAirDocs: center of St. Michael, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=63.4587&lon=-162.1335&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 12, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 188535
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC74DAA18
- Page: https://openairdocs.org/ntsb/ANC74DAA18

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2885   73/9/7    ST.MICHAEL,ALAS     CESSNA 170B         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 26, 179
        TIME - 1710                    N1855C              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 137 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - ST.MICHAEL
        DEPARTURE POINT             INTENDED DESTINATION
          ST.MICHAEL,ALAS             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: LEVEL OFF/TOUCHDOWN
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: POORLY MAINTAINED RUNWAY SURFACE
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        REMARKS- T/D IN SOFT AREA,SWERVED OFF RWY.ALASKA GUIDE STATE RWY HAS SOFT SPOTS & SOFT THRESHOLDS,BOTH ENDS
```

## Aircraft

- Registration: [N1855C](https://openairdocs.org/aircraft/N1855C), registered now, S/N 25999, built 1953 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Registry engine: [Continental C145 series](https://openairdocs.org/engine/continental-c145-series) (registry code 17012, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: St.Michael

## 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 19730907031089A](https://openairdocs.org/incident/19730907031089A), Sep 7, 1973: Cessna 170B, St.Michael, AK, Substantial damage. T/d in soft area,swerved off rwy.Alaska guide state rwy has soft spots & soft thresholds,both ends

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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