# NTSB DEN66D0189: Cessna 170, N3517C, Montrose, CO, November 30, 1965

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: November 30, 1965
- Place: Montrose, CO · MONTROSE, CO
- Location: 38.4688° N, 107.8590° W: Placed by OpenAirDocs: center of Montrose, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.4688&lon=-107.8590&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report January 26, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 174818
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN66D0189
- Page: https://openairdocs.org/ntsb/DEN66D0189

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3586  65/11/30   MONTROSE COLO       CESSNA 170          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 32, 63 TOTAL
        TIME - 1720                    N3517C              PX-  0  0  1  BUSINESS                  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - MONTROSE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           MISCELLANEOUS ACTS,CONDITIONS - ENGINE LOADED UP
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- PILOT FAILED TO CLEAR ENGINE DURING DESCENT WITH IDLE POWER SETTING
```

## Aircraft

- Registration: [N3517C](https://openairdocs.org/aircraft/N3517C), registered now, S/N 26560, built 1954 (OpenAirDocs)
- Reported make and model: CESSNA 170
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (OpenAirDocs)
- Registry engine: [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series) (registry code 17022, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Montrose

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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