Existing Gantry Tower Existing 150kV SWYD Tower No.14 Tower No.13 New 150kV SWYD Broken line will be removed. OHL modification plan Line Trap-1 Line Trap-2 Line Trap-2 One existing OHL is changed to connect to new 150kV SWYD Relocate Existing PLC Terminal Optical Communication Tower No.12 New PLC Terminal Existing 150kV SWYD (GIS) No.14 No.13 No.12 Existing Gantry Tower New Tower NEW 150KV SWYD (Hybrid GIS) One existing OHL is replaced by cable and connected to new 150kV SWYD. New Tower New Tower (40M) New Gantry New Gantry and Tower will be made near the new SWYD and one of OHL direction will be changed to NEW 150kV SWYD. Note : Blue Line shows erection scope (By Cable Trench) Cable termination work will be done by others. Two OHL are located between No.14 and No.12 tower at this moment. One circuit will be removed from here.