This tender invites qualified contractors in Kandhkot, Sindh, to undertake the installation of a 5000 GPD water filtration plant at Noor Mustafa Madarsa and repair drainage at Old Flats opposite Residence Kandhkot. The Public Health Engineering Division Kashmore @ Kandhkot requires experienced firms registered with PEC in category C6 to deliver these civil and sanitary works under the District ADP 2025-26 scheme. The scope includes supply, installation, testing, and commissioning of a reverse osmosis water treatment plant with all accessories, plus excavation, concrete works, brick masonry, reinforced concrete, and sewerage line construction using RCC pipes and manholes. The site works demand careful earthworks, concrete mixing, steel reinforcement, and finishing as per PWD/PHE specifications. The engineering challenges include ensuring proper alignment, water tightness of drainage, and structural integrity of the filtration plant room in Kandhkot's local conditions. Bidders must hold valid PEC registration for 2026 in category C6, be registered with FBR and Sindh Revenue Board, and provide evidence of financial capacity, technical staff qualifications, and relevant project experience. Compliance with SPPRA rules and submission of earnest money in the form of Call Deposit Receipt (CDR) of 5% of the bid value is mandatory. Affidavits regarding litigation, blacklisting, and data accuracy are required. The contract duration is 24 months with a defect liability period of one year. The submission deadline is 06 February 2026 at 09:30 AM, with technical bids opening at 10:00 AM the same day at the office of the Executive Engineer (Dev.) Public Health Engineering Division Kashmore @ Kandhkot, Govt. Elementary College Near Old Nadra Office Kandhkot. Tender documents are available on payment of Rs. 5000/- non-refundable fee. Financial bids of technically qualified firms will be opened later with prior notice. Pro-Tip: Ensure your technical proposal includes detailed company profile, list of completed and ongoing sewerage works with certificates, machinery details, and audited financial statements for the last three years. Missing or incomplete documentation is a common cause for disqualification. Also, carefully check the newspaper advertisement for any specific stamp duty or bid security requirements to avoid rejection.