# NTSB DEN77FTE09: Cessna 150, N11961, Boulder, CO, December 11, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 11, 1976
- Place: Boulder, CO · BOULDER, CO
- Location: 40.0244° N, 105.2513° W: Placed by OpenAirDocs: center of Boulder, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=40.0244&lon=-105.2513&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 13, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 156239
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN77FTE09
- Page: https://openairdocs.org/ntsb/DEN77FTE09

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3638  76/12/11   BOULDER,CO          CESSNA 150          CR-  0  0  1  INSTRUCTIONAL             STUDENT, AGE 41, 40 TOTAL
        TIME - 1600                    N11961              PX-  0  0  0  TRAINING                  HOURS, ALL IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - BOULDER MUNICIPAL
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          BROOMFIELD,CO               RETURN                       YUMA,CO
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            LANDING: TRAFFIC PATTERN-CIRCLING
           COLLIDED WITH: WIRES/POLES                               LANDING: FINAL APPROACH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
           PILOT IN COMMAND - FAILED TO SEE AND AVOID OBJECTS OR OBSTRUCTIONS
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
```

## Aircraft

- Registration: [N11961](https://openairdocs.org/deregistered/N11961-2015-05-06), registration cancelled 2015-05-06, S/N 15075739, built 1974 (OpenAirDocs)
- Reported make and model: CESSNA 150
- Registry model: [Cessna 150L](https://openairdocs.org/model/cessna-150l) (registry code 2071826) (OpenAirDocs)
- Registry engine: [Continental 0-200 series](https://openairdocs.org/engine/continental-0-200-series) (registry code 17020, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Boulder Municipal

## 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 19761211038079A](https://openairdocs.org/incident/19761211038079A), Dec 11, 1976: Cessna 150L, Boulder, CO, 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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