# NTSB CHI73AC074: Beech C18S, N1171X, Kewanee, IL, March 16, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 16, 1973
- Place: Kewanee, IL · KEWANEE, IL
- Location: 41.2391° N, 89.9257° W: Placed by OpenAirDocs: center of Kewanee, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.2391&lon=-89.9257&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report April 30, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 112285
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI73AC074
- Page: https://openairdocs.org/ntsb/CHI73AC074

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0497  73/3/16    KEWANEE,ILL         BEECH C18S          CR-  0  0  2  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1255                    N1171X              PX-  0  0  0  AIR TAXI-CARGO            AGE 32, 3490 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            380 IN TYPE, INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - KEWANEE MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          KEWANEE,ILL                 COLUMBUS,IND
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 TAKEOFF: RUN
           GEAR COLLAPSED                                           TAKEOFF: ABORTED
        PROBABLE CAUSE(S)
           COPILOT - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
           WEATHER - UNFAVORABLE WIND CONDITIONS
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: WET RUNWAY
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: SOFT SHOULDERS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY PHONE
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          UNKNOWN/NOT REPORTED                                      1500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  RELATIVE BEARING OF WIND
          NONE                                                     LEFT CROSS WIND 248-292 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           40                                                      300
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           20                                                      IFR
        TYPE OF FLIGHT PLAN
          IFR
        REMARKS- RIGHT GR HIT MUD.LEFT GR COLLAPSED.
```

## Aircraft

- Registration: [N1171X](https://openairdocs.org/deregistered/N1171X-1973-07-31), registration cancelled 1973-07-31, S/N 8124, built 1945 (OpenAirDocs)
- Reported make and model: BEECH C18S
- Registry model: [Beech C18S](https://openairdocs.org/model/beech-c18s) (registry code 1150902) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Kewanee Muni

## 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 19730316006349A](https://openairdocs.org/incident/19730316006349A), Mar 16, 1973: Beech TC45G, Kewanee, IL, Substantial damage. Right gr hit mud. Left gr collapsed.

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.