# NTSB UNK64X1695: Cmnwealth 9000, N18008, Ottawa, IL, May 10, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: May 10, 1964
- Place: Ottawa, IL · OTTAWA, IL
- Location: 41.3540° N, 88.8234° W: Placed by OpenAirDocs: center of Ottawa, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.3540&lon=-88.8234&mi=10
- Phase of flight: [Taxi](https://openairdocs.org/ntsb-phases/250) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 18, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 183885
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X1695
- Page: https://openairdocs.org/ntsb/UNK64X1695

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1227  64/5/10    OTTAWA ILL          CMNWEALTH 9000      CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 1630                    N18008              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  AGE 40, 13850 TOTAL
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            HOURS, 1 IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - 00615
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: PARKED AIRCRAFT                           TAXI: TO TAKEOFF
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
        REMARKS- PARKED AIRCRAFT PIPER PA-22 N74060 SUBST. DAMAGE
```

## Aircraft

- Registration: [N18008](https://openairdocs.org/aircraft/N18008), registered now, S/N 549, built 1937 (OpenAirDocs)
- Reported make and model: CMNWEALTH 9000
- Registry model: [Rearwin 9000](https://openairdocs.org/model/rearwin-9000) (registry code 2371412) (OpenAirDocs)
- Registry engine: [Warner SCA JR series](https://openairdocs.org/engine/warner-sca-jr-series) (registry code 64501, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: 00615

## Other investigations on N18008 (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 SEA69A0007](https://openairdocs.org/ntsb/SEA69A0007), Jul 21, 1968: Commonwlth 9000 (N18008), Vancouver, WA, destroyed, 1 fatal

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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