# NTSB CHI70FBD33: Hughes 269A, N8790F, West Chicago, IL, May 9, 1970

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: May 9, 1970
- Place: West Chicago, IL · WEST CHICAGO, IL
- Location: 41.8953° N, 88.2205° W: Placed by OpenAirDocs: center of West Chicago, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.8953&lon=-88.2205&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 2 minor
- Status: Completed, report February 19, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 128123
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI70FBD33
- Page: https://openairdocs.org/ntsb/CHI70FBD33

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1973   70/5/9    WEST CHICAGO,ILL    HUGHES 269A         CR-  0  0  2  INSTRUCTIONAL             ATP,FLIGHT INSTR., AGE
        TIME - 1425                    N8790F              PX-  0  0  0  DUAL                      39, 5394 TOTAL HOURS, 525
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DUPAGE COUNTY
        DEPARTURE POINT             INTENDED DESTINATION
          WEST CHICAGO,ILL            LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: INITIAL CLIMB
           COLLIDED WITH: FENCE,FENCEPOSTS                          TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  7500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          HAZE                                                     UNKNOWN/NOT REPORTED
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           65                                                      220
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           14                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- ENG CHECKED OK.TEMP DEW PT SPREAD 3DEG.
```

## Aircraft

- Registration: [N8790F](https://openairdocs.org/deregistered/N8790F-2017-07-12), registration cancelled 2017-07-12, S/N 82-0129, built 1962 (OpenAirDocs)
- Reported make and model: HUGHES 269A
- Registry model: [Hughes 269A](https://openairdocs.org/model/hughes-269a) (registry code 4470402) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Dupage County

## Other investigations on N8790F (2)

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 CHI73FET22](https://openairdocs.org/ntsb/CHI73FET22), May 28, 1973: Hughes 269A (N8790F), Gary, IN, substantial damage
- [NTSB CHI73FET09](https://openairdocs.org/ntsb/CHI73FET09), Nov 1, 1972: Hughes 269A (N8790F), Gary, IN, 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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