What happened
The FAA’s narrative, in sentence case. The FAA writes it in capitals and removes private details.
(-23) On July 24, 2000, at approx. 11:30 CDT, N5525A, a Cessna 210N operating under an experimental category for electronic engine equipment was enroute from mobile, al to oshkosh, WI with a fuel stop scheduled at bloomington, IL. At 11:40 CDT, and approx. 25 NM nne of paducah, KY, the pilot and sole occupant reported that the engine began running "violently rough" and the RPM began to drop. The closest airport at this time was Harrisburg, IL., and the pilot altered his course towards that direction. The pilot established a speed of 85 knots and began troubleshooting the problem. Attempts to smooth the enigne operation, and to increase engine RPM, were not successful. The pilot realized that he could not reach Harrisburg's airport so he lined the aircraft up over the nearest highway in preparation for an off airport landing. The aircraft touched down on Illinois hsy 145 approx. 12 miles south of Harrisburg, IL, and sustained substantial damage during the event. The pilot received no injuries.
As the FAA filed it
(-23) ON JULY 24, 2000, AT APPROX. 11:30 CDT, N5525A, A CESSNA 210N OPERATING UNDER AN EXPERIMENTAL CATEGORY FOR ELECTRONIC ENGINE EQUIPMENT WAS ENROUTE FROM MOBILE, AL TO OSHKOSH, WI WITH A FUEL STOP SCHEDULED AT BLOOMINGTON, IL. AT 11:40 CDT, AND APPROX. 25 NM NNE OF PADUCAH, KY, THE PILOT AND SOLE OCCUPANT REPORTED THAT THE ENGINE BEGAN RUNNING "VIOLENTLY ROUGH" AND THE RPM BEGAN TO DROP. THE CLOSEST AIRPORT AT THIS TIME WAS HARRISBURG, IL., AND THE PILOT ALTERED HIS COURSE TOWARDS THAT DIRECTION. THE PILOT ESTABLISHED A SPEED OF 85 KNOTS AND BEGAN TROUBLESHOOTING THE PROBLEM. ATTEMPTS TO SMOOTH THE ENIGNE OPERATION, AND TO INCREASE ENGINE RPM, WERE NOT SUCCESSFUL. THE PILOT REALIZED THAT HE COULD NOT REACH HARRISBURG'S AIRPORT SO HE LINED THE AIRCRAFT UP OVER THE NEAREST HIGHWAY IN PREPARATION FOR AN OFF AIRPORT LANDING. THE AIRCRAFT TOUCHED DOWN ON ILLINOIS HSY 145 APPROX. 12 MILES SOUTH OF HARRISBURG, IL, AND SUSTAINED SUBSTANTIAL DAMAGE DURING THE EVENT. THE PILOT RECEIVED NO INJURIES.
NTSB investigation
The NTSB’s investigation of this event, with its probable cause and findings. Matched to this report by N-number and date.