The project involves cleaning and desilting of sewerage lines including ring slabs and manhole covers, along with providing and laying aggregate base course at Sindhi Goth UC Pipri, TMC Gadap. The scope includes mechanical and electrical cleaning of sewer lines from 6 to 18 inches diameter, desilting of manholes, and laying of aggregate base course with specified compaction standards. The contract duration is 90 days with an estimated cost of Rs. 29,94,527. Bidders must be licensed by PEC and meet specified eligibility criteria including relevant experience and financial capacity. Bidding documents are available online via the Sindh Public Procurement Regulatory Authority (SPPRA) portal. Submission is through sealed bids online by 11:00 AM on 24-12-2025, with bid opening at 11:30 AM the same day at the office of Director Contract Management, TMC Gadap, Karachi. A bid security of 5% of the bid price and a non-refundable tender fee of Rs. 2000 are required. The contract will be awarded to the lowest evaluated responsive bidder meeting all qualification criteria.