This tender invites bids for the supply, installation, testing, and commissioning of replacement for obsolete underground railway signaling cables in Sukkur Division under the project head Immediate Track Safety Works on ROH-KPR Section. The project aims to enhance railway signaling safety and reliability within a completion period of three months. Bidders must possess valid PEC registration and be on the Active Taxpayer List. Tender documents are available free of cost online, and submissions must be made through the E-Pak Acquisition and Disposal System (E-PADS) along with a hard copy. The bidding process follows PPRA rules with a single-stage, one-envelope procedure.