(1) Mangapatnam (mum) Station - Signalling & Telecom Arrangements In Connection With Common Loop Facility At Mum Station. (2) Jakkalacheruvu (jko) Station - S&t Arrangements In Connection With The Provision Of New Crossover For Common Loop Facility To The Existing Up Loop Line & (3) S Uppalapadu (supp) Station - Proposed Signalling Arrangements In Connection With Provision Of Additional Loop Line.