# NTSB CHI77DEE55: Brantly 305, N16616, Wheeling, IL, August 17, 1977

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 17, 1977
- Place: Wheeling, IL · WHEELING, IL
- Location: 42.1277° N, 87.9210° W: Placed by OpenAirDocs: center of Wheeling, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.1277&lon=-87.9210&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report March 31, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 145502
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI77DEE55
- Page: https://openairdocs.org/ntsb/CHI77DEE55

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4152  77/8/17    WHEELING,IL         BRANTLY 305         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 53, 7500
        TIME - 1000                    N16616              PX-  0  0  1  TEST                      TOTAL HOURS, 350 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - PAL-WAUKEE
        DEPARTURE POINT             INTENDED DESTINATION
          WHEELING,IL                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             TAXI: AERIAL TAXI TO TAKEOFF
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
                                  DIRECTIONAL CONTROL PROBLEM
        REMARKS- AFT LIFT OFF TO 10FT HOVER,ACFT WEATHER VANED TO LEFT.PLT APPLIED RT PEDAL,RPM DECREASED.
```

## Aircraft

- Registration: [N16616](https://openairdocs.org/deregistered/N16616-2013-03-11), registration cancelled 2013-03-11, S/N 1005, built 1967 (OpenAirDocs)
- Reported make and model: BRANTLY 305
- Registry model: [Brantly 305](https://openairdocs.org/model/brantly-305) (registry code 1440602) (OpenAirDocs)
- Registry engine: [Amateur-built UNKNOWN ENG](https://openairdocs.org/engine/amateur-built-unknown-eng) (registry code 99999) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Pal-Waukee

## 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 19770817043539A](https://openairdocs.org/incident/19770817043539A), Aug 17, 1977: Hynes 305BRNTLY, Wheeling, IL, Substantial damage. Aft lift off to 10FT hover,acft weather vaned to left. Plt applied rt pedal,RPM decreased.

## Other investigations on N16616 (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 SEA83LA011](https://openairdocs.org/ntsb/SEA83LA011), Oct 23, 1982: Brantly 305 (N16616), Hillsboro, OR, substantial damage
- [NTSB MKC75FCD37](https://openairdocs.org/ntsb/MKC75FCD37), Mar 2, 1975: Brantly 305 (N16616), Swisher, IA, 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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