Islamabad Electric Supply Company (IESCO) has completed 100 per cent maintenance of 481 feeders out of selected 812 feeders under the annual maintenance programme for fiscal year 2023-24. Sharing details, Chief Engineer Operation Director Muhammad Aslam Khan told media here Wednesday that out of a total of 481 feeders, maintenance work of 158 feeders in Islamabad circle has been completed till March 9, 50 in Rawalpindi City.