This tender invites bids for the repair and maintenance of water supply lines including leakages at multiple locations in UC Murad Memon, Karachi, under the Town Municipal Corporation Gadap. The project involves excavation, laying and fixing of HDPE pipes, refilling trenches, constructing valve chambers, and fixing various fittings and valves. The work is scheduled for completion within 90 days with an estimated cost of PKR 29,995,00. The scope covers civil and plumbing works requiring experienced contractors licensed by the Pakistan Engineering Council (PEC). The work site spans Shafi Goth, Bhiro Goth, Haji Dad Muhammad Goth, Magsi Goth, and Old Thano areas. Contractors must manage excavation in varied soil types, ensure proper alignment and compaction, and install high-density polyethylene pipes conforming to ISO standards. The project demands careful handling of fittings, valves, and air valves to maintain water supply integrity. The engineering challenges include maintaining trench safety, ensuring leak-proof joints, and timely completion within the stipulated period. Bidders must hold valid PEC registration in the appropriate category, demonstrate relevant experience with at least one similar project of 80% estimated cost or two projects of 50% each, and have a minimum turnover of PKR 4 million over the last five years. Compliance with Sindh Revenue Board registration, NTN, and professional tax is mandatory. The bid security is 5% of the estimated cost, and tender fee is PKR 2000. The contract includes a penalty of PKR 1000 per day for delays. Submission deadline is 27th February 2026 at 11:00 AM, with bid opening at 11:30 AM the same day at the office of the Director (Contract Management), Town Municipal Corporation Gadap, Dumba Goth, Superhighway Karachi. Bids must be submitted online via the Sindh eProcurement portal. Ensure all documents, including bid security and tender fee, are attached. Technical and financial bids are evaluated together under a single-stage one-envelope procedure. Pro-Tip: Carefully review the bid security and tender fee requirements and ensure timely online submission through the official Sindh eProcurement portal. Missing or incomplete documentation is a common cause for rejection. Also, verify PEC category and experience criteria to avoid disqualification.