This tender invites qualified contractors to undertake the construction of a drainage scheme and the provision and installation of a solar powered Reverse Osmosis (RO) plant at Village Jurial Shah Ji Mari, District Tando Allahyar, Sindh. The Public Health Engineering Department, Executive Engineer, Public Health Engineering (Dev) Division Tando Allahyar, is overseeing this project under the Annual Development Programme 2025-26. The scope includes civil works for drainage, construction of pump houses, installation of solar energy systems, and RO plant setup with a capacity of 15,000 GPD. The project demands high-quality materials such as reinforced cement concrete, precast edge blocks, and HDPE piping, alongside specialized equipment including submersible pumps, solar panels, and VFD drives. The site is located in Tando Allahyar, requiring contractors to manage local soil conditions and ensure proper drainage and water treatment infrastructure. Contractors must be registered with the Pakistan Engineering Council (PEC) in relevant categories including CE-01, CE-09, CE-10, CE-11, ME-07, and EE-11 with specialization in solar energy works. Experience in similar projects within the last five years is mandatory, with at least one project valued at 80% of the estimated cost or two projects each at 50%. Compliance with tax registration and active tax payer status is required. The tender follows the Single Stage Two Envelope procurement method with electronic bid submission through the EPADS portal. Tender fee is Rs. 5000, and bid security is 5% of the estimated cost. Bidders should ensure their bids are valid for 90 days and submit all required documentation including technical proposals attested by the firm owner. The bid opening is scheduled for 06 April 2026 at 3:00 PM at the office of the Executive Engineer, Public Health Engineering Division Tando Allahyar. The physical address for submission and correspondence is Court Road near Shah Abdul Latif Park, Tando Allahyar. Pro-Tip: Carefully review the PEC category requirements and ensure all technical staff CVs and financial documents are complete and attested. Missing or incomplete documentation is a common cause for disqualification. Also, verify the bid security and tender fee payment instruments are submitted timely to avoid rejection. Electronic submission via EPADS is mandatory; manual bids will not be accepted.