This tender invites qualified contractors in Karachi to undertake the rehabilitation and improvement of the sewerage system in Union Councils 16, 17, 19, 24, and 26 of Orangi Town, District West. Issued by the Karachi Metropolitan Corporation Engineering Department, this project involves extensive civil works including excavation, laying of RCC pipes of various diameters, construction of manholes, and restoration of affected road surfaces. The scope covers dismantling existing sewerage infrastructure, excavation in all soil types, installation of reinforced concrete pipes, and construction of manholes with proper finishing and safety features. The site conditions in Orangi Town require careful handling of excavation and pipe laying to maintain alignment and grade, while ensuring minimal disruption to local traffic and residents. The project demands adherence to engineering standards and specifications, including the use of quality materials such as RCC pipes, cement concrete, and steel reinforcements. Contractors must be registered with the Pakistan Engineering Council in relevant categories and possess valid tax registrations with FBR and Sindh Revenue Board. The tender requires submission of bid security at 5% of the estimated cost and compliance with the Integrity Pact for contracts exceeding PKR 10 million. The contract duration is 12 months with a liquidated damages clause of PKR 3000 per day for delays. Bidders should ensure their technical and financial capacity aligns with the project requirements, including availability of necessary equipment and qualified personnel. Submission deadline is on the 17th of February 2026 at 11:00 AM via the SPPRA e-Procurement system (EPADS). Bids will be opened online on the same day at 11:30 AM. The physical address for correspondence is the Office of The Chairman Procurement Committee, Engineering Department, Karachi Metropolitan Corporation, Office # 01, Behind Dawood Engineering University, Muslimabad, Karachi. Pro-Tip: Ensure your bid documents are complete with all required certifications, bid security, and signed Integrity Pact. Pay special attention to the rounding off of bid amounts to the nearest rupee as per the High Court directive, and verify that all corrections in the bid are initialed and stamped to avoid disqualification.