# NTSB DEN66A0079: Hughes 269A, N8829F, Louisville, CO, April 30, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 30, 1966
- Place: Louisville, CO · LOUISVILLE, CO
- Location: 39.9693° N, 105.1427° W: Placed by OpenAirDocs: center of Louisville, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.9693&lon=-105.1427&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 9, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 172369
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN66A0079
- Page: https://openairdocs.org/ntsb/DEN66A0079

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0232  66/4/30    LOUISVILLE COLO     HUGHES 269A         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 43, 5400
        TIME - 1815                    N8829F              PX-  0  0  0  PRACTICE                  TOTAL HOURS, 18 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: DITCHES                                   LANDING: POWER-ON LANDING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        REMARKS- ROTOR RPM SLOWED AFTER QUICK-STOP,HELICOPTER SETTLED INTO DITCH FROM HOVER.
```

## Aircraft

- Registration: [N8829F](https://openairdocs.org/deregistered/N8829F-2018-12-19), registration cancelled 2018-12-19, S/N 0174, built 1963 (OpenAirDocs)
- Reported make and model: HUGHES 269A
- Registry model: [Hughes 269A](https://openairdocs.org/model/hughes-269a) (registry code 4470402) (OpenAirDocs)
- Registry engine: [Lycoming I0360 series](https://openairdocs.org/engine/lycoming-i0360-series) (registry code 41515, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N8829F (1)

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 UNK65X0576](https://openairdocs.org/ntsb/UNK65X0576), Nov 5, 1964: Hughes 269A (N8829F), Broomfield, 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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