Narrative:

While flying a simulated approach into runway 27 at tri-city airport in west lafayette; oh; I clipped a power line with the propeller of the airplane. Neither I; nor my front seat passenger; saw the line prior to contact. I was previously aware that the airport did have obstacles on either end; but since I was not actually landing; I did not believe that any of them would be an obstacle to my path.the plane has recently been returned to service following major repair work and annual inspection. I was flying for the purpose of checking out systems operation as well as to condition the new engine. While performing these flights; I was giving rides to fellow mechanics that had played a role in the airplanes repair.I had flown twice earlier today; with no event. On this particular flight; following our departure; we entered an area of light rain. While visibility met legal requirements; I decided to turn around and told my passengers that there just was no reason to take chances and was turning around. As we came around the south-west side of coshocton; we were in the clear with unlimited visibility. It was at that point that I decided to fly to tri-city.we arrived in the vicinity of tri-city airport and I entered the downwind leg for runway 27. I performed my approach just as I would had I intended to land; with no intention of so doing; with the exception that I only used 10 degrees of flap. Had I used more flap; I would have likely flown a steeper descent path and avoided the line. We were all set up to overfly the runway and never saw the power lines. I saw a flash and a fleeting image of something pass us and realized that we had hit a power line. I made an immediate and uneventful return to ZZZ. Upon landing; I phoned the power company to try and determine whose line I had hit. As soon as I was off the phone; sheriff walked in and I gave him the details of the event. My right seat passenger noted that these power lines did not have orange markers on them. Surely; the installation of orange balls would have avoided this occurrence.

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Original NASA ASRS Text

Title: A single engine aircraft pilot reported striking a power line while conducting a shallow low approach at the Tri City Airport (80G). He stated that the power line was not visible and had no aerial marker balls attached.

Narrative: While flying a simulated approach into runway 27 at Tri-City Airport in West Lafayette; OH; I clipped a power line with the propeller of the airplane. Neither I; nor my front seat passenger; saw the line prior to contact. I was previously aware that the airport did have obstacles on either end; but since I was not actually landing; I did not believe that any of them would be an obstacle to my path.The plane has recently been returned to service following major repair work and annual inspection. I was flying for the purpose of checking out systems operation as well as to condition the new engine. While performing these flights; I was giving rides to fellow mechanics that had played a role in the airplanes repair.I had flown twice earlier today; with no event. On this particular flight; following our departure; we entered an area of light rain. While visibility met legal requirements; I decided to turn around and told my passengers that there just was no reason to take chances and was turning around. As we came around the south-west side of Coshocton; we were in the clear with unlimited visibility. It was at that point that I decided to fly to Tri-City.We arrived in the vicinity of Tri-City Airport and I entered the downwind leg for runway 27. I performed my approach just as I would had I intended to land; with no intention of so doing; with the exception that I only used 10 degrees of flap. Had I used more flap; I would have likely flown a steeper descent path and avoided the line. We were all set up to overfly the runway and never saw the power lines. I saw a flash and a fleeting image of something pass us and realized that we had hit a power line. I made an immediate and uneventful return to ZZZ. Upon landing; I phoned the power company to try and determine whose line I had hit. As soon as I was off the phone; Sheriff walked in and I gave him the details of the event. My right seat passenger noted that these power lines did not have orange markers on them. Surely; the installation of orange balls would have avoided this occurrence.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.