This tender invites bids for the repair and maintenance of sewerage lines at Kohlohi Mohallah, Achanak Para, Haji Pir, and Bezenjo Mohallah in Kohi Goth, UC Saleh Muhammad, Karachi. Issued by the Town Municipal Corporation Gadap, this project falls under Construction & Civil Works Materials and Plumbing & Sanitary Items categories, reflecting the scope of civil excavation, pipe laying, and manhole construction. The work involves excavation of trenches, installation of RCC pipes with rubber joints, refilling, and construction of precast RCC ring slabs and manhole covers. The site is located in Karachi, requiring careful management of urban infrastructure challenges including traffic management and ensuring minimal disruption to local residents. The engineering tasks demand adherence to approved designs and quality standards, with a completion period of 90 days. Bidders must be registered with the Pakistan Engineering Council in the appropriate category and meet eligibility criteria including valid Sindh Revenue Board registration, NTN, PEC license, and relevant experience of at least five years with similar projects. Financial capacity with a minimum turnover of PKR 4 million over the last five years is required. Compliance with FBR/ATL and professional tax registration is mandatory. The tender requires submission of earnest money equal to 5% of the bid price and a non-refundable tender fee of PKR 2000. The submission deadline is set for 31st March 2026 at 11:00 AM, with bid opening at 11:30 AM on the same day at the office of the Director (Contract Management), Town Municipal Corporation Gadap, Dumba Goth, Superhighway, Karachi. Bids must be submitted online through the Sindh Public Procurement Regulatory Authority (SPPRA) portal. Pro-Tip: Ensure all bid documents are complete and signed, and that the bid security and tender fee are attached as per requirements. Missing or incomplete documentation is a common cause for rejection. Also, verify the PEC category and experience details carefully to avoid disqualification during technical evaluation.