# NTSB ANC75FAA25: Cessna 170B, N3500D, Boundary, AK, January 20, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: January 20, 1975
- Place: Boundary, AK · BOUNDARY, AK
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report February 13, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 170169
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC75FAA25
- Page: https://openairdocs.org/ntsb/ANC75FAA25

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0062  75/1/20    BOUNDARY,AK         CESSNA 170B         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 33, 80 TOTAL
        TIME - 0815                    N3500D              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BOUNDARY
        DEPARTURE POINT             INTENDED DESTINATION
          BOUNDARY,AK                 TOK,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           PILOT IN COMMAND - FAILED TO ABORT TAKEOFF
        FACTOR(S)
           PILOT IN COMMAND - MISUSED OR FAILED TO USE FLAPS
           MISCELLANEOUS ACTS,CONDITIONS - IMPROPERLY LOADED AIRCRAFT-WEIGHT-AND/OR C.G.
           MISCELLANEOUS ACTS,CONDITIONS - DISREGARD OF GOOD OPERATING PRACTICE
        REMARKS- PLT KNEW ACFT OVR MAX GROSS WT.SETTLED INTO TREES.
```

## Aircraft

- Registration: [N3500D](https://openairdocs.org/aircraft/N3500D), registered now, S/N 27043 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Boundary

## 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 19750120000789A](https://openairdocs.org/incident/19750120000789A), Jan 20, 1975: Cessna 170B, Boundary, AK, Substantial damage. Plt knew acft ovr max gross wt. Settled into trees.

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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