# NTSB CHI71FEE02: Rotorway Scorpn, N10DW, Sugar Grove, IL, July 11, 1971

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 11, 1971
- Place: Sugar Grove, IL · SUGAR GROVE, IL
- Location: 41.7774° N, 88.4465° W: Placed by OpenAirDocs: center of Sugar Grove, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.7774&lon=-88.4465&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 9, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 162219
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI71FEE02
- Page: https://openairdocs.org/ntsb/CHI71FEE02

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0771  71/7/11    SUGAR GROVE,ILL     ROTORWAY SCORPN     CR-  0  0  1  NONCOMMERCIAL             ATP,FLIGHT INSTR., AGE
        TIME - 1030                    N10DW               PX-  0  0  0  PLEASURE/PERSONAL TRANSP  42, 3512 TOTAL HOURS, 1
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - AURORA
        DEPARTURE POINT             INTENDED DESTINATION
          SUGAR GROVE,ILL             LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                TAXI: AERIAL TAXI, OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF FLIGHT CONTROLS
           PILOT IN COMMAND - LACK OF FAMILIARITY WITH AIRCRAFT
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - DOWNWIND
        REMARKS- THIS ROTOR SYS TURNS L TO R.DWND TURN TO L,PLT ADDED R RUD.1 HR IN TYPE.
```

## Aircraft

- Registration: [N10DW](https://openairdocs.org/deregistered/N10DW-2000-04-25), registration cancelled 2000-04-25, S/N 665 (OpenAirDocs)
- Reported make and model: ROTORWAY SCORPN
- Registry model: [Willcox ROTORWAY SCORPION](https://openairdocs.org/model/willcox-rotorway-scorpion) (registry code 05602KC) (OpenAirDocs)
- Category: Helicopter, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Aurora

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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