This tender invites bids from qualified contractors in Chagai, Balochistan, for a multi-faceted project under the Balochistan Special Development Initiative Phase 2. The Public Health Engineering Division Chagai requires drilling of boreholes up to 350 ft depth, construction of 3000-gallon storage tanks, laying of 50mm HDPE pipes, and supply and installation of solar systems across multiple sites including Nalaar, Nokabad, and Durbin Killi. The scope also includes supply and installation of submersible pumps, distribution systems with excavation, and construction of reverse osmosis plants with solarization at Tuftanjero Point and Talabi. The project demands high-quality materials such as HDPE pipes in various diameters, solar panels, and pumping machinery. The engineering challenges include deep borehole drilling in remote desert terrain, ensuring water storage integrity, and integrating solar power systems for sustainable water supply. The sites are spread across Chagai district, requiring logistical coordination and adherence to technical specifications for water purification and distribution. Bidders must hold a valid PEC registration with an appropriate category for water supply and civil works, and must be on the Active Tax Payer List (ATL) for the fiscal year 2025-26. The tender requires submission of Earnest Money in the form of a Call Deposit Receipt (CDR) equal to 3% of the bid security. The bidding documents are available from the office upon payment of a non-refundable fee of PKR 1,500. Financial capacity proof of at least PKR 11,975,178 from previous projects is mandatory. The submission deadline is set for 10 February 2026 at 12:00 PM, with bid opening scheduled the same day at 01:00 PM at the office of the Executive Engineer, Public Health Engineering Division Chagai. Bidders must submit sealed bids in compliance with the Balochistan Public Procurement Rules 2014. Pro-Tip: Carefully review the newspaper advertisement for specific stamp duty and bid security requirements, as these are often overlooked and can lead to disqualification. Ensure all technical and financial documents are complete and properly signed to avoid rejection.