2010 ITS-3 McDonough 4 & 5 Network Improvement Construct the Jack McDonough – Smyrna 230 kV line via Cumberland (convert from 115 kV) and Galleria (new) substations. Add a 5 element, 230 kV ring bus at Smyrna and replace the 300 MVA 230 / 115 kV transformer with two 400 MVA transformers. The loss of the Jack McDonough – Peachtree 230 kV T.L. will cause overloading of the facilities surrounding McDonough.
2010 ITS-7 Klondike 230 Reactor Project Fig. 1 One-line diagram of the Klondike 500 / 230 kV Substation. Install a 0.5% series reactor on the low side of the 500 / 230 kV transformer.
2011 ITS-8 Factory Shoals Groover Lake Factory Shoals Fact Shls Jct Douglasville East Point Gordon Rd. Gord Rd. Jct Hightower. Jct to Mableton, Jack Mac-West Mar.115 to Jack Mac.- West Mar. 115 Greenbriar Plt. Jack McDonough Buzzard Roost Boat Rock Bakers Ferry Thornton Road 230kV 115kV 230kV Post Road Problem: Loss of the Groover Lake segment of the Douglasville – Greenbriar 115kV line overloads the East Point – Gordon Rd. Jct. as early as 2011. Solution: Breaker up Buzzard Roost 230kV Add 230kV line Thornton Rd. to Factory Shoals. Add 230/115 autobank and 115 breakers at Factory Shoals. Adamsville