Since all of Distribution network of Bahir Dar Town is only 15KV, Radial, and unreliable, all customers having the same area tapped with one radial feeder due to these rehabilitations is required and implemented starting from 2016 G.C The overall reliable accesses of electric power distribution of Bahir Dar industrial zone and factory areas is 51.7% in average per year because of non-periodic interruption of 15KV distribution line. The main objective was making express primary Distribution Lines, with 33KV Ring overhead Medium voltage distribution line of Bahir Dar town industrial zone and factory areas and accesses their required electric power demand. The result of this thesis was zero residential operational distribution line interruption and increases their overall reliable accesses of electric power by 39.4% (from 51.7 % to 91.11%) of Bahir Dar town Industrial zone and factory areas.