# NTSB DEN69D0205: Piper PA-23, N1097P, Boulder, CO, December 31, 1968

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 31, 1968
- 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: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 25, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 192053
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN69D0205
- Page: https://openairdocs.org/ntsb/DEN69D0205

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4877  68/12/31   BOULDER,COLO        PIPER PA-23         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, FL.INSTR.,
        TIME - 0800                    N1097P              PX-  0  0  1  FERRY                     AGE 23, 1185 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            11 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - BOULDER
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           GEAR COLLAPSED                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - OVERLOAD FAILURE
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
```

## Aircraft

- Registration: [N1097P](https://openairdocs.org/deregistered/N1097P-2013-06-07), registration cancelled 2013-06-07, S/N 23-107, built 1954 (OpenAirDocs)
- Reported make and model: PIPER PA-23
- Registry model: [Piper PA-23](https://openairdocs.org/model/piper-pa-23) (registry code 7102302) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Boulder

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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