This tender invites bids for a comprehensive water supply system project in Quetta, issued by the Public Health Engineering Department (PHED), Quetta Division. The project includes drilling and development of a bore, installation of a solar system for water supply, civil works, construction of a 10,000-gallon overhead tank, and laying of HDPE pipes. The site is located at Killi Malik Mehrab Khan Sarakhullah, requiring robust engineering solutions to ensure sustainable water supply and solar integration in a challenging terrain. The scope covers multiple disciplines including drilling, solar power installation, and civil construction, demanding contractors with proven expertise in these areas. The project requires careful coordination of materials such as HDPE pipes and concrete for the tank, alongside solar panels and related electrical components. The location in Quetta presents logistical and environmental challenges that contractors must address effectively. Bidders must hold valid registration with the Pakistan Engineering Council in the relevant category and demonstrate at least three years of relevant work experience. Compliance with tax authorities including NTN and Baluchistan Revenue Authority is mandatory. Contractors should ensure their enlistment with PHED Quetta for drilling works and maintain updated registrations for the financial year 2025-26. Tender fees and bid security in the form of a 2% call deposit are required as per regulatory guidelines. The submission deadline is set for 16 January 2026 at 11:00 AM, with tender opening scheduled for 12:00 PM the same day. All submissions must be delivered to the office of the Executive Engineer, PHED Division, located on Jail Road near Marker Factory Quetta. Bidders should prepare their technical and financial bids carefully, adhering to the single-stage, one-envelope procedure. Pro-Tip: Ensure the Call Deposit Receipt (CDR) is made in the exact name of the firm and includes the complete title to avoid disqualification. Also, verify the original CNIC is presented during submission as agent or representative participation is not allowed.