Sub Work 1: Alteration To The Existing Electronic Interlocking System (medha Make) Along With Integrated Block Towards Wadi Side And Provision Of Additional Msdac For Dual Detection, Including Outdoor Works At Kushtagi Station, In Connection With New Line Between Gadag-wadi.sub Work 2: Alteration To The Existing Electronic Interlocking System (medha Make) Along With Integrated Block Towards Raichur Side And Provision Of Additional Msdac For Dual Detection, Including Outdoor Works At Sindhanur Station In Connection With New Line Between Ginigera- Raichur Of Hubballi Division Of South Western Railway.sub Work 3: Supply, Installation, Testing And Commissioning Of New 3 Road Station At Pothnal Station With New Ei, Integrated Ei Block Configured With Dual Msdac For Bpac, And Dc Track Circuits In Parallel With Msdac At Yard Between Gin-rc Section.