# NTSB ANC73AA042: Dehavilland DHC-2, N616W, Sitka, AK, February 28, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: February 28, 1973
- Place: Sitka, AK · SITKA, AK
- Location: 57.0531° N, 135.3300° W: Placed by OpenAirDocs: center of Sitka, AK, within about 30 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=57.0531&lon=-135.3300&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report May 16, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 170317
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC73AA042
- Page: https://openairdocs.org/ntsb/ANC73AA042

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0687  73/2/28  NR.SITKA,ALAS         DEHAVILLAND DHC-2   CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 23, 2000
        TIME - 1100                    N616W               PX-  0  0  4  COMMUTER AIR CARRIER      TOTAL HOURS, 150 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0  AIR TAXI-PASSG S-D        INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PETERSBURG,ALAS            SITKA,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: FINAL APPROACH
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - ANTI-ICING/DEICING EQUIPMENT-IMPROPER OPERATION OF/OR FAILED TO USE
           MISCELLANEOUS ACTS,CONDITIONS - ICE-CARBURETOR
           TERRAIN - OTHER
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - SNOW
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          SNOW SHOWERS
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      33
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          210                                                       10
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      NONE
        REMARKS- MANEUVERING BLO LOW CLGS,SET UP LDG.ENG LOST PWR AND PLT LND NEAR BEACH. FLOATS HIT ROCKS AT SHORE
```

## Aircraft

- Registration: [N616W](https://openairdocs.org/deregistered/N616W-2018-05-30), registration cancelled 2018-05-30, S/N 1290, built 1958 (OpenAirDocs)
- Reported make and model: DEHAVILLAND DHC-2
- Registry model: [Dehavilland BEAVER DHC-2 MK.1](https://openairdocs.org/model/dehavilland-beaver-dhc-2-mk-1) (registry code 2800102) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## 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 19730228008339A](https://openairdocs.org/incident/19730228008339A), Feb 28, 1973: Dhav DHC2*, Sitka, AK, Substantial damage. Maneuvering blo low clgs,set up ldg. Eng lost pwr and plt lnd near beach. Floats hit rocks at shore

## Other investigations on N616W (2)

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 ANC13FA054](https://openairdocs.org/ntsb/ANC13FA054), Jun 4, 2013: Dehavilland Beaver DHC-2 MK.1 (N616W), Petersburg, AK, substantial damage, 1 fatal. Probable cause: The pilot’s failure to maintain adequate altitude above the trees, and his subsequent failure to maintain adequate airspeed while maneuvering to avoid the trees, which resulted in an inadvertent…
- [NTSB ANC76AA120](https://openairdocs.org/ntsb/ANC76AA120), Aug 9, 1976: Dehavilland DHC-2 (N616W), Petersburg, 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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