This tender invites bids for the construction and installation of waste water collection and treatment systems in key tourist and residential areas of Abbottabad including Nathia Gali, Dongagali, Ayubia, Changlagali, Khairagali, and Khanaspur. Issued by the Galiyat Development Authority Abbottabad, the project falls under construction and civil works with a focus on plumbing and sanitary infrastructure. The scope covers two major contracts with estimated costs of PKR 293.482 million and PKR 162.512 million respectively, reflecting the scale and complexity of the sanitation upgrades required in these hilly regions. The work involves deploying advanced waste water treatment technologies suitable for the terrain and environmental conditions of the Galiyat region. Contractors must be prepared to handle engineering challenges related to mountainous topography, ensuring sustainable and efficient waste water management systems. The project demands adherence to quality standards and timely completion as per work orders, with a strong emphasis on environmental compliance and community health benefits. Bidders must be registered with the Pakistan Engineering Council (PEC) and comply with the Government of Khyber Pakhtunkhwa's centralized enlistment policy for the financial year 2025-26. Active Taxpayer List (ATL) status and valid KPRA registration are mandatory. The tender requires submission of a 2% earnest money in the form of a Call Deposit Receipt (CDR) favoring the Director General GDA Abbottabad. Bids quoting more than 10% below the engineer's estimate must provide additional bid security. The tender follows the KPPRA rules and emphasizes transparency and fairness in evaluation. The deadline for submission is on the 24th of February 2026 at 11:00 AM, with bid opening scheduled for 12:00 PM the same day. Bidders must submit their documents through the EPADS online portal and deliver original bid securities and documents via courier or registered mail to the Office of the Director General GDA Abbottabad, ZTBL Building, Main Mansehra Road Abbottabad. Pro-Tip: Carefully review the tender documents for the specific requirements on bid security and additional security for bids below engineer estimates. Missing or incorrect bid securities often lead to disqualification, so ensure all financial guarantees are in strict compliance with the tender conditions.