# NTSB DEN75FTE58: Cessna 180, N9661B, Broomfield, CO, April 6, 1975

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 6, 1975
- Place: Broomfield, CO · BROOMFIELD, CO
- Location: 39.9205° N, 105.0867° W: Placed by OpenAirDocs: center of Broomfield, CO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.9205&lon=-105.0867&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report May 27, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 148122
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN75FTE58
- Page: https://openairdocs.org/ntsb/DEN75FTE58

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0898   75/4/6    BROOMFIELD,CO       CESSNA 180          CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 37, 213
        TIME - 0950                    N9661B              PX-  0  0  1  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 96 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - JEFFERSON COUNTY
        DEPARTURE POINT             INTENDED DESTINATION
          BROOMFIELD,CO               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: ROLL
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN DIRECTIONAL CONTROL
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SOFT SHOULDERS
```

## Aircraft

- Registration: [N9661B](https://openairdocs.org/aircraft/N9661B), registered now, S/N 32958, built 1957 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180A](https://openairdocs.org/model/cessna-180a) (registry code 2072604) (OpenAirDocs)
- Registry engine: [Continental O-470 series](https://openairdocs.org/engine/continental-o-470-series) (registry code 17026, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Jefferson County

## 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 19750406009129A](https://openairdocs.org/incident/19750406009129A), Apr 6, 1975: Cessna 180A, Broomfield, CO, Substantial damage

## Other investigations on N9661B (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 MKC78DCQ18](https://openairdocs.org/ntsb/MKC78DCQ18), Mar 19, 1978: Cessna 180 (N9661B), Baxter Springs, KS, 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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.