# NTSB ANC71AA029: Cessna 180G, N981SC, Ketchikan, AK, November 15, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 15, 1970
- Place: Ketchikan, AK · KETCHIKAN, AK
- Location: 55.3571° N, 131.6746° W: Placed by OpenAirDocs: center of Ketchikan, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=55.3571&lon=-131.6746&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 3 uninjured
- Status: Completed, report October 26, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 159551
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC71AA029
- Page: https://openairdocs.org/ntsb/ANC71AA029

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4580  70/11/15   KETCHIKAN,ALAS      CESSNA 180G         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 27, 1382
        TIME - 1704                    N981SC              PX-  0  0  2  AIR TAXI-PASSG            TOTAL HOURS, 20 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - KETCHIKAN SEADROM
        DEPARTURE POINT             INTENDED DESTINATION
          KETCHIKAN,ALAS              ANNETTE,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           NOSE OVER/DOWN                                           TAKEOFF: RUN
        PROBABLE CAUSE(S)
           AIRFRAME - LANDING GEAR: GEAR LOCKING MECHANISM
           SYSTEMS - HYDRAULIC SYSTEM: SEALS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - LEAK/LEAKAGE
           MISCELLANEOUS ACTS,CONDITIONS - PRESSURE TOO LOW
           TERRAIN - ROUGH WATER
        REMARKS- R BOW WHEEL EXTENDED DUE TO LACK HYD PRESS.PLT RPTD WATER 12 IN CHOP.
```

## Aircraft

- Registration: [N981SC](https://openairdocs.org/aircraft/N981SC), registered now, S/N 18051339, built 1963 (OpenAirDocs)
- Reported make and model: CESSNA 180G
- Registry model: [Cessna 180G](https://openairdocs.org/model/cessna-180g) (registry code 2072616) (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: Ketchikan Seadrom

## Other investigations on N981SC (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 ANC77FAD03](https://openairdocs.org/ntsb/ANC77FAD03), Feb 1, 1977: Cessna 180G (N981SC), Annette Island, AK, 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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